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https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
exact ⟨t, hF ht, hxt⟩
case intro.intro.intro.intro.intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ x : E s : Finset E hs : s ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hsint : combiInterior ℝ s = ⋃ s₁ ∈ F, combiInterior ℝ s₁ t : Finset E ht : t ∈ F hxt : x ∈ combiInterior ℝ t ⊢ ∃ i, ∃ (_ : i ∈ K₁), x ∈ combiInterior ℝ i
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ x : E s : Finset E hs : s ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hsint : combiInterior ℝ s = ⋃ s₁ ∈ F, combiInterior ℝ s₁ t : Finset E ht : t ∈ F hxt : x ∈ combiInterior ℝ t ⊢ ∃ i, ∃ (_ : i ∈ K₁), x ∈ combiInterior ℝ i TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
obtain ⟨t, ht⟩ := hempty ⟨_, hs⟩
case mpr.intro.intro.inl 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s t : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space hs : ∅ ∈ K₁ ⊢ ∃ s₂ ∈ K₂, (convexHull ℝ) ↑∅ ⊆ (convexHull ℝ) ↑s₂
case mpr.intro.intro.inl.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space hs : ∅ ∈ K₁ t : Finset E ht : t ∈ K₂.faces ⊢ ∃ s₂ ∈ K₂, (convexHull ℝ) ↑∅ ⊆ (convexHull ℝ) ↑s₂
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.inl 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s t : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space hs : ∅ ∈ K₁ ⊢ ∃ s₂ ∈ K₂, (convexHull ℝ) ↑∅ ⊆ (convexHull ℝ) ↑s₂ TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
exact ⟨t, ht, by simp⟩
case mpr.intro.intro.inl.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space hs : ∅ ∈ K₁ t : Finset E ht : t ∈ K₂.faces ⊢ ∃ s₂ ∈ K₂, (convexHull ℝ) ↑∅ ⊆ (convexHull ℝ) ↑s₂
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.inl.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space hs : ∅ ∈ K₁ t : Finset E ht : t ∈ K₂.faces ⊢ ∃ s₂ ∈ K₂, (convexHull ℝ) ↑∅ ⊆ (convexHull ℝ) ↑s₂ TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
simp
𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space hs : ∅ ∈ K₁ t : Finset E ht : t ∈ K₂.faces ⊢ (convexHull ℝ) ↑∅ ⊆ (convexHull ℝ) ↑t
no goals
Please generate a tactic in lean4 to solve the state. STATE: 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space hs : ∅ ∈ K₁ t : Finset E ht : t ∈ K₂.faces ⊢ (convexHull ℝ) ↑∅ ⊆ (convexHull ℝ) ↑t TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
rw [hinterior, mem_iUnion₂] at hxt ⊢
𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ x ∈ combiInterior ℝ t
𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hxt : ∃ i, ∃ (_ : i ∈ F), x ∈ combiInterior ℝ i hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ ∃ i, ∃ (_ : i ∈ F), x ∈ combiInterior ℝ i
Please generate a tactic in lean4 to solve the state. STATE: 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ x ∈ combiInterior ℝ t TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
obtain ⟨u, hu, hxu⟩ := hxt
𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hxt : ∃ i, ∃ (_ : i ∈ F), x ∈ combiInterior ℝ i hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ ∃ i, ∃ (_ : i ∈ F), x ∈ combiInterior ℝ i
case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F hxu : x ∈ combiInterior ℝ u ⊢ ∃ i, ∃ (_ : i ∈ F), x ∈ combiInterior ℝ i
Please generate a tactic in lean4 to solve the state. STATE: 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hxt : ∃ i, ∃ (_ : i ∈ F), x ∈ combiInterior ℝ i hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ ∃ i, ∃ (_ : i ∈ F), x ∈ combiInterior ℝ i TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
exact ⟨u, hu, hxu⟩
case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F hxu : x ∈ combiInterior ℝ u ⊢ ∃ i, ∃ (_ : i ∈ F), x ∈ combiInterior ℝ i
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F hxu : x ∈ combiInterior ℝ u ⊢ ∃ i, ∃ (_ : i ∈ F), x ∈ combiInterior ℝ i TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
rw [hinterior', mem_iUnion₂] at hxt' ⊢
𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ x ∈ combiInterior ℝ t'
𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hxt' : ∃ i, ∃ (_ : i ∈ F'), x' ∈ combiInterior ℝ i hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ ∃ i, ∃ (_ : i ∈ F'), x ∈ combiInterior ℝ i
Please generate a tactic in lean4 to solve the state. STATE: 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ hxt' : x' ∈ combiInterior ℝ t' F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ x ∈ combiInterior ℝ t' TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
obtain ⟨u, hu, hxu⟩ := hxt'
𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hxt' : ∃ i, ∃ (_ : i ∈ F'), x' ∈ combiInterior ℝ i hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ ∃ i, ∃ (_ : i ∈ F'), x ∈ combiInterior ℝ i
case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F' hxu : x' ∈ combiInterior ℝ u ⊢ ∃ i, ∃ (_ : i ∈ F'), x ∈ combiInterior ℝ i
Please generate a tactic in lean4 to solve the state. STATE: 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hxt' : ∃ i, ∃ (_ : i ∈ F'), x' ∈ combiInterior ℝ i hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ ⊢ ∃ i, ∃ (_ : i ∈ F'), x ∈ combiInterior ℝ i TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
refine' ⟨u, hu, _⟩
case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F' hxu : x' ∈ combiInterior ℝ u ⊢ ∃ i, ∃ (_ : i ∈ F'), x ∈ combiInterior ℝ i
case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F' hxu : x' ∈ combiInterior ℝ u ⊢ x ∈ combiInterior ℝ u
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F' hxu : x' ∈ combiInterior ℝ u ⊢ ∃ i, ∃ (_ : i ∈ F'), x ∈ combiInterior ℝ i TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
rw [← disjoint_interiors hs (hF' hu) hx' hxu]
case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F' hxu : x' ∈ combiInterior ℝ u ⊢ x ∈ combiInterior ℝ u
case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F' hxu : x' ∈ combiInterior ℝ u ⊢ x ∈ combiInterior ℝ s
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F' hxu : x' ∈ combiInterior ℝ u ⊢ x ∈ combiInterior ℝ u TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SimplicialComplex/Subdivision.lean
Geometry.SimplicialComplex.subdivides_iff_partition
[68, 1]
[128, 15]
exact hx
case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F' hxu : x' ∈ combiInterior ℝ u ⊢ x ∈ combiInterior ℝ s
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro 𝕜 : Type u_1 E : Type u_2 inst✝² : SeminormedAddCommGroup E inst✝¹ : T2Space E inst✝ : NormedSpace ℝ E s✝ t✝ : Finset E m : ℕ K₁ K₂ : SimplicialComplex ℝ E hempty : K₁.faces.Nonempty → K₂.faces.Nonempty hspace✝ : K₁.space ⊆ K₂.space hpartition : ∀ s₂ ∈ K₂, ∃ F ⊆ K₁.faces, combiInterior ℝ s₂ = ⋃ s₁ ∈ F, combiInterior ℝ s₁ hspace : K₁.space = K₂.space s : Finset E hs : s ∈ K₁ hsnonempty : s.Nonempty x : E hx : x ∈ combiInterior ℝ s t : Finset E ht : t ∈ K₂ hxt : x ∈ combiInterior ℝ t x' : E hx' : x' ∈ combiInterior ℝ s t' : Finset E ht' : t' ∈ K₂ F : Set (Finset E) hF : F ⊆ K₁.faces hinterior : combiInterior ℝ t = ⋃ s₁ ∈ F, combiInterior ℝ s₁ F' : Set (Finset E) hF' : F' ⊆ K₁.faces hinterior' : combiInterior ℝ t' = ⋃ s₁ ∈ F', combiInterior ℝ s₁ u : Finset E hu : u ∈ F' hxu : x' ∈ combiInterior ℝ u ⊢ x ∈ combiInterior ℝ s TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/GroupTheory/QuotientGroup.lean
QuotientGroup.preimage_image_mk_eq_iUnion_smul
[11, 1]
[15, 27]
simp_rw [QuotientGroup.preimage_image_mk_eq_iUnion_image N s, ← image_smul, Submonoid.smul_def, smul_eq_mul, mul_comm]
α : Type u_1 inst✝¹ : CommGroup α N : Subgroup α inst✝ : N.Normal s : Set α ⊢ mk ⁻¹' (mk '' s) = ⋃ x, x • s
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 inst✝¹ : CommGroup α N : Subgroup α inst✝ : N.Normal s : Set α ⊢ mk ⁻¹' (mk '' s) = ⋃ x, x • s TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Data/Multiset/Basic.lean
Multiset.exists_intermediate
[14, 1]
[19, 16]
induction' s using Quotient.inductionOn with l₀
α : Type u_1 s t : Multiset α n : ℕ hst : s ≤ t hs : card s ≤ n ht : n ≤ card t ⊢ ∃ u, s ≤ u ∧ u ≤ t ∧ card u = n
case h α : Type u_1 s t : Multiset α n : ℕ ht : n ≤ card t l₀ : List α hst : ⟦l₀⟧ ≤ t hs : card ⟦l₀⟧ ≤ n ⊢ ∃ u, ⟦l₀⟧ ≤ u ∧ u ≤ t ∧ card u = n
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 s t : Multiset α n : ℕ hst : s ≤ t hs : card s ≤ n ht : n ≤ card t ⊢ ∃ u, s ≤ u ∧ u ≤ t ∧ card u = n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Data/Multiset/Basic.lean
Multiset.exists_intermediate
[14, 1]
[19, 16]
induction' t using Quotient.inductionOn with l₂
case h α : Type u_1 s t : Multiset α n : ℕ ht : n ≤ card t l₀ : List α hst : ⟦l₀⟧ ≤ t hs : card ⟦l₀⟧ ≤ n ⊢ ∃ u, ⟦l₀⟧ ≤ u ∧ u ≤ t ∧ card u = n
case h.h α : Type u_1 s t : Multiset α n : ℕ l₀ : List α hs : card ⟦l₀⟧ ≤ n l₂ : List α ht : n ≤ card ⟦l₂⟧ hst : ⟦l₀⟧ ≤ ⟦l₂⟧ ⊢ ∃ u, ⟦l₀⟧ ≤ u ∧ u ≤ ⟦l₂⟧ ∧ card u = n
Please generate a tactic in lean4 to solve the state. STATE: case h α : Type u_1 s t : Multiset α n : ℕ ht : n ≤ card t l₀ : List α hst : ⟦l₀⟧ ≤ t hs : card ⟦l₀⟧ ≤ n ⊢ ∃ u, ⟦l₀⟧ ≤ u ∧ u ≤ t ∧ card u = n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Data/Multiset/Basic.lean
Multiset.exists_intermediate
[14, 1]
[19, 16]
obtain ⟨l₁, h⟩ := hst.exists_intermediate hs ht
case h.h α : Type u_1 s t : Multiset α n : ℕ l₀ : List α hs : card ⟦l₀⟧ ≤ n l₂ : List α ht : n ≤ card ⟦l₂⟧ hst : ⟦l₀⟧ ≤ ⟦l₂⟧ ⊢ ∃ u, ⟦l₀⟧ ≤ u ∧ u ≤ ⟦l₂⟧ ∧ card u = n
case h.h.intro α : Type u_1 s t : Multiset α n : ℕ l₀ : List α hs : card ⟦l₀⟧ ≤ n l₂ : List α ht : n ≤ card ⟦l₂⟧ hst : ⟦l₀⟧ ≤ ⟦l₂⟧ l₁ : List α h : l₀.Subperm l₁ ∧ l₁.Subperm l₂ ∧ l₁.length = n ⊢ ∃ u, ⟦l₀⟧ ≤ u ∧ u ≤ ⟦l₂⟧ ∧ card u = n
Please generate a tactic in lean4 to solve the state. STATE: case h.h α : Type u_1 s t : Multiset α n : ℕ l₀ : List α hs : card ⟦l₀⟧ ≤ n l₂ : List α ht : n ≤ card ⟦l₂⟧ hst : ⟦l₀⟧ ≤ ⟦l₂⟧ ⊢ ∃ u, ⟦l₀⟧ ≤ u ∧ u ≤ ⟦l₂⟧ ∧ card u = n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Data/Multiset/Basic.lean
Multiset.exists_intermediate
[14, 1]
[19, 16]
exact ⟨l₁, h⟩
case h.h.intro α : Type u_1 s t : Multiset α n : ℕ l₀ : List α hs : card ⟦l₀⟧ ≤ n l₂ : List α ht : n ≤ card ⟦l₂⟧ hst : ⟦l₀⟧ ≤ ⟦l₂⟧ l₁ : List α h : l₀.Subperm l₁ ∧ l₁.Subperm l₂ ∧ l₁.length = n ⊢ ∃ u, ⟦l₀⟧ ≤ u ∧ u ≤ ⟦l₂⟧ ∧ card u = n
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.h.intro α : Type u_1 s t : Multiset α n : ℕ l₀ : List α hs : card ⟦l₀⟧ ≤ n l₂ : List α ht : n ≤ card ⟦l₂⟧ hst : ⟦l₀⟧ ≤ ⟦l₂⟧ l₁ : List α h : l₀.Subperm l₁ ∧ l₁.Subperm l₂ ∧ l₁.length = n ⊢ ∃ u, ⟦l₀⟧ ≤ u ∧ u ≤ ⟦l₂⟧ ∧ card u = n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Data/Multiset/Basic.lean
Multiset.exists_le_card_eq
[21, 1]
[22, 65]
simpa using exists_intermediate (zero_le _) (Nat.zero_le _) hn
α : Type u_1 s t : Multiset α n : ℕ hn : n ≤ card s ⊢ ∃ t ≤ s, card t = n
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 s t : Multiset α n : ℕ hn : n ≤ card s ⊢ ∃ t ≤ s, card t = n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/SimpleGraph/Finite.lean
SimpleGraph.disjoint_edgeFinset
[8, 1]
[10, 68]
simp_rw [← Finset.disjoint_coe, coe_edgeFinset, disjoint_edgeSet]
α : Type u_1 G H : SimpleGraph α inst✝¹ : Fintype ↑G.edgeSet inst✝ : Fintype ↑H.edgeSet ⊢ Disjoint G.edgeFinset H.edgeFinset ↔ Disjoint G H
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 G H : SimpleGraph α inst✝¹ : Fintype ↑G.edgeSet inst✝ : Fintype ↑H.edgeSet ⊢ Disjoint G.edgeFinset H.edgeFinset ↔ Disjoint G H TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/SimpleGraph/Finite.lean
SimpleGraph.edgeFinset_eq_empty
[12, 1]
[13, 40]
rw [← edgeFinset_bot, edgeFinset_inj]
α : Type u_1 G H : SimpleGraph α inst✝ : Fintype ↑G.edgeSet ⊢ G.edgeFinset = ∅ ↔ G = ⊥
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 G H : SimpleGraph α inst✝ : Fintype ↑G.edgeSet ⊢ G.edgeFinset = ∅ ↔ G = ⊥ TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/SimpleGraph/Finite.lean
SimpleGraph.edgeFinset_nonempty
[15, 1]
[16, 60]
rw [Finset.nonempty_iff_ne_empty, edgeFinset_eq_empty.ne]
α : Type u_1 G H : SimpleGraph α inst✝ : Fintype ↑G.edgeSet ⊢ G.edgeFinset.Nonempty ↔ G ≠ ⊥
no goals
Please generate a tactic in lean4 to solve the state. STATE: α : Type u_1 G H : SimpleGraph α inst✝ : Fintype ↑G.edgeSet ⊢ G.edgeFinset.Nonempty ↔ G ≠ ⊥ TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_zero
[18, 1]
[19, 47]
rw [hasSliceRankLE_iff]
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ HasSliceRankLE 0 f ↔ f = 0
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ (0 = 0 ∧ f = 0 ∨ ∃ n f_1 i g h, HasSliceRankLE n f_1 ∧ 0 = n + 1 ∧ f = f_1 + fun x => g (x i) * h fun j x_1 => x j) ↔ f = 0
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ HasSliceRankLE 0 f ↔ f = 0 TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_zero
[18, 1]
[19, 47]
simp [@eq_comm _ 0]
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ (0 = 0 ∧ f = 0 ∨ ∃ n f_1 i g h, HasSliceRankLE n f_1 ∧ 0 = n + 1 ∧ f = f_1 + fun x => g (x i) * h fun j x_1 => x j) ↔ f = 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ (0 = 0 ∧ f = 0 ∨ ∃ n f_1 i g h, HasSliceRankLE n f_1 ∧ 0 = n + 1 ∧ f = f_1 + fun x => g (x i) * h fun j x_1 => x j) ↔ f = 0 TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_succ
[21, 1]
[25, 8]
rw [hasSliceRankLE_iff]
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ HasSliceRankLE (n + 1) f ↔ ∃ f' i g h, HasSliceRankLE n f' ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ (n + 1 = 0 ∧ f = 0 ∨ ∃ n_1 f_1 i g h, HasSliceRankLE n_1 f_1 ∧ n + 1 = n_1 + 1 ∧ f = f_1 + fun x => g (x i) * h fun j x_1 => x j) ↔ ∃ f' i g h, HasSliceRankLE n f' ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ HasSliceRankLE (n + 1) f ↔ ∃ f' i g h, HasSliceRankLE n f' ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_succ
[21, 1]
[25, 8]
sorry
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ (n + 1 = 0 ∧ f = 0 ∨ ∃ n_1 f_1 i g h, HasSliceRankLE n_1 f_1 ∧ n + 1 = n_1 + 1 ∧ f = f_1 + fun x => g (x i) * h fun j x_1 => x j) ↔ ∃ f' i g h, HasSliceRankLE n f' ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ (n + 1 = 0 ∧ f = 0 ∨ ∃ n_1 f_1 i g h, HasSliceRankLE n_1 f_1 ∧ n + 1 = n_1 + 1 ∧ f = f_1 + fun x => g (x i) * h fun j x_1 => x j) ↔ ∃ f' i g h, HasSliceRankLE n f' ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_one
[27, 1]
[29, 77]
simp [hasSliceRankLE_succ]
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ HasSliceRankLE 1 f ↔ ∃ i g h, f = fun x => g (x i) * h fun j x_1 => x j
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ HasSliceRankLE 1 f ↔ ∃ i g h, f = fun x => g (x i) * h fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
induction' n with n ih generalizing f
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j
case zero ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ f : ((i : ι) → α i) → R ⊢ HasSliceRankLE 0 f ↔ ∃ i g h, f = ∑ k : Fin 0, fun x => g k (x (i k)) * h k fun j x_1 => x j case succ ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ HasSliceRankLE (n + 1) f ↔ ∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R ⊢ HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
simp_rw [hasSliceRankLE_succ, ih]
case succ ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ HasSliceRankLE (n + 1) f ↔ ∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j
case succ ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ (∃ f' i g h, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j) ↔ ∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: case succ ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ HasSliceRankLE (n + 1) f ↔ ∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
constructor
case succ ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ (∃ f' i g h, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j) ↔ ∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j
case succ.mp ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ (∃ f' i g h, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j) → ∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j case succ.mpr ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ (∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) → ∃ f' i g h, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: case succ ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ (∃ f' i g h, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j) ↔ ∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
simp
case zero ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ f : ((i : ι) → α i) → R ⊢ HasSliceRankLE 0 f ↔ ∃ i g h, f = ∑ k : Fin 0, fun x => g k (x (i k)) * h k fun j x_1 => x j
no goals
Please generate a tactic in lean4 to solve the state. STATE: case zero ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ f : ((i : ι) → α i) → R ⊢ HasSliceRankLE 0 f ↔ ∃ i g h, f = ∑ k : Fin 0, fun x => g k (x (i k)) * h k fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
rintro ⟨f', iₙ, gₙ, hₙ, ⟨i, g, h, rfl⟩, rfl⟩
case succ.mp ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ (∃ f' i g h, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j) → ∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j
case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R ⊢ ∃ i_1 g_1 h_1, ((∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) + fun x => gₙ (x iₙ) * hₙ fun j x_1 => x j) = ∑ k : Fin (n + 1), fun x => g_1 k (x (i_1 k)) * h_1 k fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: case succ.mp ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ (∃ f' i g h, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j) → ∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
refine ⟨Fin.cons iₙ i, Fin.cons gₙ g, Fin.cons hₙ h, ?_⟩
case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R ⊢ ∃ i_1 g_1 h_1, ((∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) + fun x => gₙ (x iₙ) * hₙ fun j x_1 => x j) = ∑ k : Fin (n + 1), fun x => g_1 k (x (i_1 k)) * h_1 k fun j x_1 => x j
case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R ⊢ ((∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) + fun x => gₙ (x iₙ) * hₙ fun j x_1 => x j) = ∑ k : Fin (n + 1), fun x => Fin.cons gₙ g k (x (Fin.cons iₙ i k)) * Fin.cons hₙ h k fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R ⊢ ∃ i_1 g_1 h_1, ((∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) + fun x => gₙ (x iₙ) * hₙ fun j x_1 => x j) = ∑ k : Fin (n + 1), fun x => g_1 k (x (i_1 k)) * h_1 k fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
ext x
case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R ⊢ ((∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) + fun x => gₙ (x iₙ) * hₙ fun j x_1 => x j) = ∑ k : Fin (n + 1), fun x => Fin.cons gₙ g k (x (Fin.cons iₙ i k)) * Fin.cons hₙ h k fun j x_1 => x j
case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ ((∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) + fun x => gₙ (x iₙ) * hₙ fun j x_1 => x j) x = (∑ k : Fin (n + 1), fun x => Fin.cons gₙ g k (x (Fin.cons iₙ i k)) * Fin.cons hₙ h k fun j x_1 => x j) x
Please generate a tactic in lean4 to solve the state. STATE: case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R ⊢ ((∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) + fun x => gₙ (x iₙ) * hₙ fun j x_1 => x j) = ∑ k : Fin (n + 1), fun x => Fin.cons gₙ g k (x (Fin.cons iₙ i k)) * Fin.cons hₙ h k fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
simp only [ne_eq, Pi.add_apply, Finset.sum_apply, add_comm (_ * _), Fin.sum_univ_succ, Fin.cons_zero, Fin.cons_succ]
case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ ((∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) + fun x => gₙ (x iₙ) * hₙ fun j x_1 => x j) x = (∑ k : Fin (n + 1), fun x => Fin.cons gₙ g k (x (Fin.cons iₙ i k)) * Fin.cons hₙ h k fun j x_1 => x j) x
case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ ((∑ c : Fin n, g c (x (i c)) * h c fun j x_1 => x j) + gₙ (x iₙ) * hₙ fun j x_1 => x j) = (∑ x_1 : Fin n, g x_1 (x (Fin.cons iₙ i x_1.succ)) * h x_1 fun j x_2 => x j) + gₙ (x (Fin.cons iₙ i 0)) * hₙ fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ ((∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) + fun x => gₙ (x iₙ) * hₙ fun j x_1 => x j) x = (∑ k : Fin (n + 1), fun x => Fin.cons gₙ g k (x (Fin.cons iₙ i k)) * Fin.cons hₙ h k fun j x_1 => x j) x TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
congr
case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ ((∑ c : Fin n, g c (x (i c)) * h c fun j x_1 => x j) + gₙ (x iₙ) * hₙ fun j x_1 => x j) = (∑ x_1 : Fin n, g x_1 (x (Fin.cons iₙ i x_1.succ)) * h x_1 fun j x_2 => x j) + gₙ (x (Fin.cons iₙ i 0)) * hₙ fun j x_1 => x j
no goals
Please generate a tactic in lean4 to solve the state. STATE: case succ.mp.intro.intro.intro.intro.intro.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j iₙ : ι gₙ : α iₙ → R hₙ : ((j : ι) → j ≠ iₙ → α j) → R i : Fin n → ι g : (k : Fin n) → α (i k) → R h : (k : Fin n) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ ((∑ c : Fin n, g c (x (i c)) * h c fun j x_1 => x j) + gₙ (x iₙ) * hₙ fun j x_1 => x j) = (∑ x_1 : Fin n, g x_1 (x (Fin.cons iₙ i x_1.succ)) * h x_1 fun j x_2 => x j) + gₙ (x (Fin.cons iₙ i 0)) * hₙ fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
rintro ⟨i, g, h, rfl⟩
case succ.mpr ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ (∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) → ∃ f' i g h, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j
case succ.mpr.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R ⊢ ∃ f' i_1 g_1 h_1, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ (∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) = f' + fun x => g_1 (x i_1) * h_1 fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: case succ.mpr ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j f : ((i : ι) → α i) → R ⊢ (∃ i g h, f = ∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) → ∃ f' i g h, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ f = f' + fun x => g (x i) * h fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
refine ⟨_, i 0, g 0, h 0, ⟨Fin.tail i, Fin.tail g, Fin.tail h, rfl⟩, ?_⟩
case succ.mpr.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R ⊢ ∃ f' i_1 g_1 h_1, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ (∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) = f' + fun x => g_1 (x i_1) * h_1 fun j x_1 => x j
case succ.mpr.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R ⊢ (∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) = (∑ k : Fin n, fun x => Fin.tail g k (x (Fin.tail i k)) * Fin.tail h k fun j x_1 => x j) + fun x => g 0 (x (i 0)) * h 0 fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: case succ.mpr.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R ⊢ ∃ f' i_1 g_1 h_1, (∃ i g h, f' = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j) ∧ (∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) = f' + fun x => g_1 (x i_1) * h_1 fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
ext x
case succ.mpr.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R ⊢ (∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) = (∑ k : Fin n, fun x => Fin.tail g k (x (Fin.tail i k)) * Fin.tail h k fun j x_1 => x j) + fun x => g 0 (x (i 0)) * h 0 fun j x_1 => x j
case succ.mpr.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ (∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) x = ((∑ k : Fin n, fun x => Fin.tail g k (x (Fin.tail i k)) * Fin.tail h k fun j x_1 => x j) + fun x => g 0 (x (i 0)) * h 0 fun j x_1 => x j) x
Please generate a tactic in lean4 to solve the state. STATE: case succ.mpr.intro.intro.intro ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R ⊢ (∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) = (∑ k : Fin n, fun x => Fin.tail g k (x (Fin.tail i k)) * Fin.tail h k fun j x_1 => x j) + fun x => g 0 (x (i 0)) * h 0 fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
simp only [ne_eq, Pi.add_apply, Finset.sum_apply, add_comm (_ * _), Fin.sum_univ_succ, Fin.cons_zero, Fin.cons_succ]
case succ.mpr.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ (∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) x = ((∑ k : Fin n, fun x => Fin.tail g k (x (Fin.tail i k)) * Fin.tail h k fun j x_1 => x j) + fun x => g 0 (x (i 0)) * h 0 fun j x_1 => x j) x
case succ.mpr.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ ((∑ i_1 : Fin n, g i_1.succ (x (i i_1.succ)) * h i_1.succ fun j x_1 => x j) + g 0 (x (i 0)) * h 0 fun j x_1 => x j) = (∑ c : Fin n, Fin.tail g c (x (Fin.tail i c)) * Fin.tail h c fun j x_1 => x j) + g 0 (x (i 0)) * h 0 fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: case succ.mpr.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ (∑ k : Fin (n + 1), fun x => g k (x (i k)) * h k fun j x_1 => x j) x = ((∑ k : Fin n, fun x => Fin.tail g k (x (Fin.tail i k)) * Fin.tail h k fun j x_1 => x j) + fun x => g 0 (x (i 0)) * h 0 fun j x_1 => x j) x TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_iff_exists_sum
[31, 1]
[49, 10]
congr
case succ.mpr.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ ((∑ i_1 : Fin n, g i_1.succ (x (i i_1.succ)) * h i_1.succ fun j x_1 => x j) + g 0 (x (i 0)) * h 0 fun j x_1 => x j) = (∑ c : Fin n, Fin.tail g c (x (Fin.tail i c)) * Fin.tail h c fun j x_1 => x j) + g 0 (x (i 0)) * h 0 fun j x_1 => x j
no goals
Please generate a tactic in lean4 to solve the state. STATE: case succ.mpr.intro.intro.intro.h ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m : ℕ f₁ f₂ : ((i : ι) → α i) → R n : ℕ ih : ∀ {f : ((i : ι) → α i) → R}, HasSliceRankLE n f ↔ ∃ i g h, f = ∑ k : Fin n, fun x => g k (x (i k)) * h k fun j x_1 => x j i : Fin (n + 1) → ι g : (k : Fin (n + 1)) → α (i k) → R h : (k : Fin (n + 1)) → ((j : ι) → j ≠ i k → α j) → R x : (i : ι) → α i ⊢ ((∑ i_1 : Fin n, g i_1.succ (x (i i_1.succ)) * h i_1.succ fun j x_1 => x j) + g 0 (x (i 0)) * h 0 fun j x_1 => x j) = (∑ c : Fin n, Fin.tail g c (x (Fin.tail i c)) * Fin.tail h c fun j x_1 => x j) + g 0 (x (i 0)) * h 0 fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
HasSliceRankLE.add
[51, 1]
[54, 74]
simpa
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R h₁ : HasSliceRankLE m f₁ ⊢ HasSliceRankLE (m + 0) (f₁ + 0)
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R h₁ : HasSliceRankLE m f₁ ⊢ HasSliceRankLE (m + 0) (f₁ + 0) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
HasSliceRankLE.add
[51, 1]
[54, 74]
simpa [add_assoc] using (h₁.add h₂).succ g h
ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R h₁ : HasSliceRankLE m f₁ n✝ : ℕ f✝ : ((i : ι) → (fun i => α i) i) → R i✝ : ι g : α i✝ → R h : ((j : ι) → j ≠ i✝ → α j) → R h₂ : HasSliceRankLE n✝ f✝ ⊢ HasSliceRankLE (m + (n✝ + 1)) (f₁ + (f✝ + fun x => g (x i✝) * h fun j x_1 => x j))
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝¹ : DecidableEq ι α : ι → Type u_3 inst✝ : Semiring R m n : ℕ f f₁ f₂ : ((i : ι) → α i) → R h₁ : HasSliceRankLE m f₁ n✝ : ℕ f✝ : ((i : ι) → (fun i => α i) i) → R i✝ : ι g : α i✝ → R h : ((j : ι) → j ≠ i✝ → α j) → R h₂ : HasSliceRankLE n✝ f✝ ⊢ HasSliceRankLE (m + (n✝ + 1)) (f₁ + (f✝ + fun x => g (x i✝) * h fun j x_1 => x j)) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_card
[56, 1]
[60, 8]
rw [hasSliceRankLE_iff_exists_sum]
ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Fintype ι inst✝ : (i : ι) → Fintype (α i) f : ((i : ι) → α i) → R ⊢ HasSliceRankLE (Fintype.card ((i : ι) → α i)) f
ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Fintype ι inst✝ : (i : ι) → Fintype (α i) f : ((i : ι) → α i) → R ⊢ ∃ i g h, f = ∑ k : Fin (Fintype.card ((i : ι) → α i)), fun x => g k (x (i k)) * h k fun j x_1 => x j
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Fintype ι inst✝ : (i : ι) → Fintype (α i) f : ((i : ι) → α i) → R ⊢ HasSliceRankLE (Fintype.card ((i : ι) → α i)) f TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
hasSliceRankLE_card
[56, 1]
[60, 8]
sorry
ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Fintype ι inst✝ : (i : ι) → Fintype (α i) f : ((i : ι) → α i) → R ⊢ ∃ i g h, f = ∑ k : Fin (Fintype.card ((i : ι) → α i)), fun x => g k (x (i k)) * h k fun j x_1 => x j
no goals
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Fintype ι inst✝ : (i : ι) → Fintype (α i) f : ((i : ι) → α i) → R ⊢ ∃ i g h, f = ∑ k : Fin (Fintype.card ((i : ι) → α i)), fun x => g k (x (i k)) * h k fun j x_1 => x j TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
exists_hasSliceRankLE
[62, 1]
[67, 35]
cases nonempty_fintype ι
ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Finite ι inst✝ : ∀ (i : ι), Finite (α i) f : ((i : ι) → α i) → R ⊢ ∃ n, HasSliceRankLE n f
case intro ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Finite ι inst✝ : ∀ (i : ι), Finite (α i) f : ((i : ι) → α i) → R val✝ : Fintype ι ⊢ ∃ n, HasSliceRankLE n f
Please generate a tactic in lean4 to solve the state. STATE: ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Finite ι inst✝ : ∀ (i : ι), Finite (α i) f : ((i : ι) → α i) → R ⊢ ∃ n, HasSliceRankLE n f TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
exists_hasSliceRankLE
[62, 1]
[67, 35]
have (i) := Fintype.ofFinite (α i)
case intro ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Finite ι inst✝ : ∀ (i : ι), Finite (α i) f : ((i : ι) → α i) → R val✝ : Fintype ι ⊢ ∃ n, HasSliceRankLE n f
case intro ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Finite ι inst✝ : ∀ (i : ι), Finite (α i) f : ((i : ι) → α i) → R val✝ : Fintype ι this : (i : ι) → Fintype (α i) ⊢ ∃ n, HasSliceRankLE n f
Please generate a tactic in lean4 to solve the state. STATE: case intro ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Finite ι inst✝ : ∀ (i : ι), Finite (α i) f : ((i : ι) → α i) → R val✝ : Fintype ι ⊢ ∃ n, HasSliceRankLE n f TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/SliceRank.lean
exists_hasSliceRankLE
[62, 1]
[67, 35]
exact ⟨_, hasSliceRankLE_card _⟩
case intro ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Finite ι inst✝ : ∀ (i : ι), Finite (α i) f : ((i : ι) → α i) → R val✝ : Fintype ι this : (i : ι) → Fintype (α i) ⊢ ∃ n, HasSliceRankLE n f
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro ι : Type u_1 R : Type u_2 inst✝³ : DecidableEq ι α : ι → Type u_3 inst✝² : Semiring R m n : ℕ f✝ f₁ f₂ : ((i : ι) → α i) → R inst✝¹ : Finite ι inst✝ : ∀ (i : ι), Finite (α i) f : ((i : ι) → α i) → R val✝ : Fintype ι this : (i : ι) → Fintype (α i) ⊢ ∃ n, HasSliceRankLE n f TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
one_le_schnirelmannDensity_iff
[10, 1]
[12, 76]
rw [schnirelmannDensity_le_one.ge_iff_eq, schnirelmannDensity_eq_one_iff]
A B : Set ℕ n : ℕ ⊢ 1 ≤ schnirelmannDensity A ↔ {0}ᶜ ⊆ A
no goals
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ ⊢ 1 ≤ schnirelmannDensity A ↔ {0}ᶜ ⊆ A TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
one_le_schnirelmannDensity_iff_of_zero_mem
[14, 1]
[17, 91]
rw [schnirelmannDensity_le_one.ge_iff_eq, schnirelmannDensity_eq_one_iff_of_zero_mem hA]
A B : Set ℕ n : ℕ hA : 0 ∈ A ⊢ 1 ≤ schnirelmannDensity A ↔ A = Set.univ
no goals
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A ⊢ 1 ≤ schnirelmannDensity A ↔ A = Set.univ TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_nonneg
[22, 1]
[22, 90]
positivity
A✝ B : Set ℕ n✝ : ℕ A : Set ℕ n : ℕ ⊢ 0 ≤ countelements A n
no goals
Please generate a tactic in lean4 to solve the state. STATE: A✝ B : Set ℕ n✝ : ℕ A : Set ℕ n : ℕ ⊢ 0 ≤ countelements A n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
card_Icc_one_n_n
[24, 1]
[25, 47]
rw [Nat.card_Icc 1 n, add_tsub_cancel_right]
A B : Set ℕ n✝ n : ℕ ⊢ (Icc 1 n).card = n
no goals
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n✝ n : ℕ ⊢ (Icc 1 n).card = n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_le_n
[27, 1]
[28, 57]
simpa [countelements] using card_filter_le (Icc 1 n) _
A✝ B : Set ℕ n✝ : ℕ A : Set ℕ n : ℕ ⊢ countelements A n ≤ n
no goals
Please generate a tactic in lean4 to solve the state. STATE: A✝ B : Set ℕ n✝ : ℕ A : Set ℕ n : ℕ ⊢ countelements A n ≤ n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_pred
[30, 1]
[39, 16]
repeat rw [countelements]
A B : Set ℕ n : ℕ hn : n ∉ A ⊢ countelements A (n - 1) = countelements A n
A B : Set ℕ n : ℕ hn : n ∉ A ⊢ (filter (fun x => x ∈ A) (Icc 1 (n - 1))).card = (filter (fun x => x ∈ A) (Icc 1 n)).card
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hn : n ∉ A ⊢ countelements A (n - 1) = countelements A n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_pred
[30, 1]
[39, 16]
refine card_le_card fun x hx ↦ ?_
case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A ⊢ (filter (fun x => x ∈ A) (Icc 1 n)).card ≤ (filter (fun x => x ∈ A) (Icc 1 (n - 1))).card
case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : x ∈ filter (fun x => x ∈ A) (Icc 1 n) ⊢ x ∈ filter (fun x => x ∈ A) (Icc 1 (n - 1))
Please generate a tactic in lean4 to solve the state. STATE: case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A ⊢ (filter (fun x => x ∈ A) (Icc 1 n)).card ≤ (filter (fun x => x ∈ A) (Icc 1 (n - 1))).card TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_pred
[30, 1]
[39, 16]
rw [mem_filter]
case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : x ∈ filter (fun x => x ∈ A) (Icc 1 n) ⊢ x ∈ filter (fun x => x ∈ A) (Icc 1 (n - 1))
case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : x ∈ filter (fun x => x ∈ A) (Icc 1 n) ⊢ x ∈ Icc 1 (n - 1) ∧ x ∈ A
Please generate a tactic in lean4 to solve the state. STATE: case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : x ∈ filter (fun x => x ∈ A) (Icc 1 n) ⊢ x ∈ filter (fun x => x ∈ A) (Icc 1 (n - 1)) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_pred
[30, 1]
[39, 16]
rw [mem_filter, mem_Icc] at hx
case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : x ∈ filter (fun x => x ∈ A) (Icc 1 n) ⊢ x ∈ Icc 1 (n - 1) ∧ x ∈ A
case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : (1 ≤ x ∧ x ≤ n) ∧ x ∈ A ⊢ x ∈ Icc 1 (n - 1) ∧ x ∈ A
Please generate a tactic in lean4 to solve the state. STATE: case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : x ∈ filter (fun x => x ∈ A) (Icc 1 n) ⊢ x ∈ Icc 1 (n - 1) ∧ x ∈ A TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_pred
[30, 1]
[39, 16]
refine ⟨mem_Icc.2 ⟨hx.1.1, Nat.le_pred_of_lt $ hx.1.2.lt_of_ne ?_⟩, hx.2⟩
case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : (1 ≤ x ∧ x ≤ n) ∧ x ∈ A ⊢ x ∈ Icc 1 (n - 1) ∧ x ∈ A
case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : (1 ≤ x ∧ x ≤ n) ∧ x ∈ A ⊢ x ≠ n
Please generate a tactic in lean4 to solve the state. STATE: case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : (1 ≤ x ∧ x ≤ n) ∧ x ∈ A ⊢ x ∈ Icc 1 (n - 1) ∧ x ∈ A TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_pred
[30, 1]
[39, 16]
rintro rfl
case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : (1 ≤ x ∧ x ≤ n) ∧ x ∈ A ⊢ x ≠ n
case refine_2 A B : Set ℕ x : ℕ hn : x ∉ A hx : (1 ≤ x ∧ x ≤ x) ∧ x ∈ A ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: case refine_2 A B : Set ℕ n : ℕ hn : n ∉ A x : ℕ hx : (1 ≤ x ∧ x ≤ n) ∧ x ∈ A ⊢ x ≠ n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_pred
[30, 1]
[39, 16]
exact hn hx.2
case refine_2 A B : Set ℕ x : ℕ hn : x ∉ A hx : (1 ≤ x ∧ x ≤ x) ∧ x ∈ A ⊢ False
no goals
Please generate a tactic in lean4 to solve the state. STATE: case refine_2 A B : Set ℕ x : ℕ hn : x ∉ A hx : (1 ≤ x ∧ x ≤ x) ∧ x ∈ A ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_pred
[30, 1]
[39, 16]
rw [countelements]
A B : Set ℕ n : ℕ hn : n ∉ A ⊢ (filter (fun x => x ∈ A) (Icc 1 (n - 1))).card = countelements A n
A B : Set ℕ n : ℕ hn : n ∉ A ⊢ (filter (fun x => x ∈ A) (Icc 1 (n - 1))).card = (filter (fun x => x ∈ A) (Icc 1 n)).card
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hn : n ∉ A ⊢ (filter (fun x => x ∈ A) (Icc 1 (n - 1))).card = countelements A n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
countelements_pred
[30, 1]
[39, 16]
simp only [tsub_le_iff_right, le_add_iff_nonneg_right, zero_le_one]
case refine_1 A B : Set ℕ n : ℕ hn : n ∉ A ⊢ n - 1 ≤ n
no goals
Please generate a tactic in lean4 to solve the state. STATE: case refine_1 A B : Set ℕ n : ℕ hn : n ∉ A ⊢ n - 1 ≤ n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
by_contra! h
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n ⊢ n ∈ A + B
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n ⊢ n ∈ A + B TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
have hnA : n ∉ A := Set.not_mem_subset (Set.subset_add_left _ hB) h
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B ⊢ False
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
have hnB : n ∉ B := Set.not_mem_subset (Set.subset_add_right _ hA) h
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A ⊢ False
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
have hca : countelements A (n - 1) = countelements A n := countelements_pred hnA
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B ⊢ False
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
have hcb : countelements B (n - 1) = countelements B n := countelements_pred hnB
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n ⊢ False
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
obtain rfl | hn1 := n.eq_zero_or_pos
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n ⊢ False
case inl A B : Set ℕ hA : 0 ∈ A hB : 0 ∈ B hc : 0 ≤ countelements A 0 + countelements B 0 h : 0 ∉ A + B hnA : 0 ∉ A hnB : 0 ∉ B hca : countelements A (0 - 1) = countelements A 0 hcb : countelements B (0 - 1) = countelements B 0 ⊢ False case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
apply h
case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 ⊢ False
case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 ⊢ n ∈ A + B
Please generate a tactic in lean4 to solve the state. STATE: case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
simp only [Nat.lt_one_iff, tsub_eq_zero_iff_le, mem_Ioo, and_imp, Set.singleton_sub, Set.mem_image, ne_eq] at lem3
case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).Nonempty ⊢ n ∈ A + B
case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty ⊢ n ∈ A + B
Please generate a tactic in lean4 to solve the state. STATE: case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).Nonempty ⊢ n ∈ A + B TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
have lem31 : (A ∩ ({n} - B) ∩ Set.Ioo 0 n).Nonempty := by rw [← filter_and, ← coe_nonempty, coe_filter, Set.setOf_and, Set.setOf_and, Set.setOf_mem_eq, Set.inter_comm] at lem3 convert lem3 using 3 <;> ext <;> simp
case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty ⊢ n ∈ A + B
case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty lem31 : (A ∩ ({n} - B) ∩ Set.Ioo 0 n).Nonempty ⊢ n ∈ A + B
Please generate a tactic in lean4 to solve the state. STATE: case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty ⊢ n ∈ A + B TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
obtain ⟨_, ⟨hxA, n, rfl, x, hxB, rfl⟩, hx⟩ := lem31
case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty lem31 : (A ∩ ({n} - B) ∩ Set.Ioo 0 n).Nonempty ⊢ n ∈ A + B
case inr.intro.intro.intro.intro.intro.intro.intro A B : Set ℕ hA : 0 ∈ A hB : 0 ∈ B n : ℕ hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty x : ℕ hxB : x ∈ B hxA : (fun x x_1 => x - x_1) n x ∈ A hx : (fun x x_1 => x - x_1) n x ∈ Set.Ioo 0 n ⊢ n ∈ A + B
Please generate a tactic in lean4 to solve the state. STATE: case inr A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty lem31 : (A ∩ ({n} - B) ∩ Set.Ioo 0 n).Nonempty ⊢ n ∈ A + B TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
simp only [Set.mem_Ioo, Nat.succ_le_iff, tsub_pos_iff_lt, tsub_le_iff_right] at hx
case inr.intro.intro.intro.intro.intro.intro.intro A B : Set ℕ hA : 0 ∈ A hB : 0 ∈ B n : ℕ hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty x : ℕ hxB : x ∈ B hxA : (fun x x_1 => x - x_1) n x ∈ A hx : (fun x x_1 => x - x_1) n x ∈ Set.Ioo 0 n ⊢ n ∈ A + B
case inr.intro.intro.intro.intro.intro.intro.intro A B : Set ℕ hA : 0 ∈ A hB : 0 ∈ B n : ℕ hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty x : ℕ hxB : x ∈ B hxA : (fun x x_1 => x - x_1) n x ∈ A hx : x < n ∧ n - x < n ⊢ n ∈ A + B
Please generate a tactic in lean4 to solve the state. STATE: case inr.intro.intro.intro.intro.intro.intro.intro A B : Set ℕ hA : 0 ∈ A hB : 0 ∈ B n : ℕ hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty x : ℕ hxB : x ∈ B hxA : (fun x x_1 => x - x_1) n x ∈ A hx : (fun x x_1 => x - x_1) n x ∈ Set.Ioo 0 n ⊢ n ∈ A + B TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
exact ⟨_, hxA, x, hxB, tsub_add_cancel_of_le hx.1.le⟩
case inr.intro.intro.intro.intro.intro.intro.intro A B : Set ℕ hA : 0 ∈ A hB : 0 ∈ B n : ℕ hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty x : ℕ hxB : x ∈ B hxA : (fun x x_1 => x - x_1) n x ∈ A hx : x < n ∧ n - x < n ⊢ n ∈ A + B
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inr.intro.intro.intro.intro.intro.intro.intro A B : Set ℕ hA : 0 ∈ A hB : 0 ∈ B n : ℕ hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty x : ℕ hxB : x ∈ B hxA : (fun x x_1 => x - x_1) n x ∈ A hx : x < n ∧ n - x < n ⊢ n ∈ A + B TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
contradiction
case inl A B : Set ℕ hA : 0 ∈ A hB : 0 ∈ B hc : 0 ≤ countelements A 0 + countelements B 0 h : 0 ∉ A + B hnA : 0 ∉ A hnB : 0 ∉ B hca : countelements A (0 - 1) = countelements A 0 hcb : countelements B (0 - 1) = countelements B 0 ⊢ False
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inl A B : Set ℕ hA : 0 ∈ A hB : 0 ∈ B hc : 0 ≤ countelements A 0 + countelements B 0 h : 0 ∉ A + B hnA : 0 ∉ A hnB : 0 ∉ B hca : countelements A (0 - 1) = countelements A 0 hcb : countelements B (0 - 1) = countelements B 0 ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rw [countelements]
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 ⊢ (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1)
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 ⊢ (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = (filter (fun x => x ∈ B) (Icc 1 (n - 1))).card
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 ⊢ (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rw [← hfim, card_image_of_injOn]
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = (filter (fun x => x ∈ B) (Icc 1 (n - 1))).card
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ (filter (fun x => x ∈ B) (Ioo 0 n)).card = (filter (fun x => x ∈ B) (Icc 1 (n - 1))).card A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ Set.InjOn (fun x => n - x) ↑(filter (fun x => x ∈ B) (Ioo 0 n))
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = (filter (fun x => x ∈ B) (Icc 1 (n - 1))).card TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
congr
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ (filter (fun x => x ∈ B) (Ioo 0 n)).card = (filter (fun x => x ∈ B) (Icc 1 (n - 1))).card A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ Set.InjOn (fun x => n - x) ↑(filter (fun x => x ∈ B) (Ioo 0 n))
case e_s.e_s.e_b A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ n = ((n - 1).add 0).succ A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ Set.InjOn (fun x => n - x) ↑(filter (fun x => x ∈ B) (Ioo 0 n))
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ (filter (fun x => x ∈ B) (Ioo 0 n)).card = (filter (fun x => x ∈ B) (Icc 1 (n - 1))).card A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ Set.InjOn (fun x => n - x) ↑(filter (fun x => x ∈ B) (Ioo 0 n)) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
exact (tsub_add_cancel_of_le $ Nat.succ_le_iff.2 hn1).symm
case e_s.e_s.e_b A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ n = ((n - 1).add 0).succ A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ Set.InjOn (fun x => n - x) ↑(filter (fun x => x ∈ B) (Ioo 0 n))
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ Set.InjOn (fun x => n - x) ↑(filter (fun x => x ∈ B) (Ioo 0 n))
Please generate a tactic in lean4 to solve the state. STATE: case e_s.e_s.e_b A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ n = ((n - 1).add 0).succ A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ Set.InjOn (fun x => n - x) ↑(filter (fun x => x ∈ B) (Ioo 0 n)) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
ext
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 ⊢ image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n)
case a A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 a✝ : ℕ ⊢ a✝ ∈ image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) ↔ a✝ ∈ filter (fun x => x ∈ {n} - B) (Ioo 0 n)
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 ⊢ image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
aesop
case a A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 a✝ : ℕ ⊢ a✝ ∈ image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) ↔ a✝ ∈ filter (fun x => x ∈ {n} - B) (Ioo 0 n)
no goals
Please generate a tactic in lean4 to solve the state. STATE: case a A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 a✝ : ℕ ⊢ a✝ ∈ image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) ↔ a✝ ∈ filter (fun x => x ∈ {n} - B) (Ioo 0 n) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
exact Set.InjOn.mono (fun x hx ↦ (mem_Ioo.1 (mem_filter.1 hx).1).2.le) $ fun x hx y hy ↦ tsub_inj_right hx hy
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ Set.InjOn (fun x => n - x) ↑(filter (fun x => x ∈ B) (Ioo 0 n))
no goals
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 hfim : image (fun x => n - x) (filter (fun x => x ∈ B) (Ioo 0 n)) = filter (fun x => x ∈ {n} - B) (Ioo 0 n) ⊢ Set.InjOn (fun x => n - x) ↑(filter (fun x => x ∈ B) (Ioo 0 n)) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rw [← hca, ← hcb] at hc
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) ⊢ (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).Nonempty
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) ⊢ (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).Nonempty
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) ⊢ (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).Nonempty TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rwa [← Finset.card_pos]
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hin : 0 < (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ⊢ (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).Nonempty
no goals
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hin : 0 < (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ⊢ (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).Nonempty TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rw [← filter_or, ← tsub_zero n, ← Nat.card_Ioo]
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) ⊢ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) ⊢ (filter (fun a => a ∈ A ∨ a ∈ {n - 0} - B) (Ioo 0 (n - 0))).card ≤ (Ioo 0 n).card
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) ⊢ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
exact card_filter_le _ _
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) ⊢ (filter (fun a => a ∈ A ∨ a ∈ {n - 0} - B) (Ioo 0 (n - 0))).card ≤ (Ioo 0 n).card
no goals
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) ⊢ (filter (fun a => a ∈ A ∨ a ∈ {n - 0} - B) (Ioo 0 (n - 0))).card ≤ (Ioo 0 n).card TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rw [card_union_add_card_inter, ← lem1, countelements]
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1)
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ (filter (fun x => x ∈ A) (Ioo 0 n)).card + (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = (filter (fun x => x ∈ A) (Icc 1 (n - 1))).card + (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
congr
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ (filter (fun x => x ∈ A) (Ioo 0 n)).card + (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = (filter (fun x => x ∈ A) (Icc 1 (n - 1))).card + (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card
case e_a.e_s.e_s.e_b A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ n = ((n - 1).add 0).succ
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ (filter (fun x => x ∈ A) (Ioo 0 n)).card + (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = (filter (fun x => x ∈ A) (Icc 1 (n - 1))).card + (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
exact (tsub_add_cancel_of_le $ Nat.succ_le_iff.2 hn1).symm
case e_a.e_s.e_s.e_b A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ n = ((n - 1).add 0).succ
no goals
Please generate a tactic in lean4 to solve the state. STATE: case e_a.e_s.e_s.e_b A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ n = ((n - 1).add 0).succ TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rw [← hui] at hc
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) ⊢ 0 < (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) ⊢ 0 < (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A (n - 1) + countelements B (n - 1) h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) ⊢ 0 < (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
by_contra! hip
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ⊢ 0 < (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ⊢ 0 < (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
have hnn : n ≤ (n - 1) := le_trans hip0 hip1
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ False
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hnn : n ≤ n - 1 ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rw [← not_lt] at hnn
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hnn : n ≤ n - 1 ⊢ False
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hnn : ¬n - 1 < n ⊢ False
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hnn : n ≤ n - 1 ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
apply hnn
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hnn : ¬n - 1 < n ⊢ False
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hnn : ¬n - 1 < n ⊢ n - 1 < n
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hnn : ¬n - 1 < n ⊢ False TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rw [propext (Nat.lt_iff_le_pred hn1)]
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hnn : ¬n - 1 < n ⊢ n - 1 < n
no goals
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) hun : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hui : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements A (n - 1) + countelements B (n - 1) hun1 : (filter (fun x => x ∈ A) (Ioo 0 n) ∪ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip0 : n ≤ n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card hip : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ 0 hip1 : n - 1 + (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card ≤ n - 1 hnn : ¬n - 1 < n ⊢ n - 1 < n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
rw [← filter_and, ← coe_nonempty, coe_filter, Set.setOf_and, Set.setOf_and, Set.setOf_mem_eq, Set.inter_comm] at lem3
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty ⊢ (A ∩ ({n} - B) ∩ Set.Ioo 0 n).Nonempty
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (A ∩ {a | ∃ x ∈ B, n - x = a} ∩ {a | a ∈ Ioo 0 n}).Nonempty ⊢ (A ∩ ({n} - B) ∩ Set.Ioo 0 n).Nonempty
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (filter (fun x => x ∈ A) (Ioo 0 n) ∩ filter (fun x => ∃ x_1 ∈ B, n - x_1 = x) (Ioo 0 n)).Nonempty ⊢ (A ∩ ({n} - B) ∩ Set.Ioo 0 n).Nonempty TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sumset_contains_n
[41, 1]
[98, 56]
convert lem3 using 3 <;> ext <;> simp
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (A ∩ {a | ∃ x ∈ B, n - x = a} ∩ {a | a ∈ Ioo 0 n}).Nonempty ⊢ (A ∩ ({n} - B) ∩ Set.Ioo 0 n).Nonempty
no goals
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hc : n ≤ countelements A n + countelements B n h : n ∉ A + B hnA : n ∉ A hnB : n ∉ B hca : countelements A (n - 1) = countelements A n hcb : countelements B (n - 1) = countelements B n hn1 : n > 0 lem1 : (filter (fun x => x ∈ {n} - B) (Ioo 0 n)).card = countelements B (n - 1) lem3 : (A ∩ {a | ∃ x ∈ B, n - x = a} ∩ {a | a ∈ Ioo 0 n}).Nonempty ⊢ (A ∩ ({n} - B) ∩ Set.Ioo 0 n).Nonempty TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sum_schnirelmannDensity_ge_one_sumset_nat
[100, 1]
[109, 45]
refine Set.eq_univ_of_forall $ fun n ↦ sumset_contains_n hA hB ?_
A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B ⊢ A + B = Set.univ
A B : Set ℕ n✝ : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B n : ℕ ⊢ n ≤ countelements A n + countelements B n
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B ⊢ A + B = Set.univ TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sum_schnirelmannDensity_ge_one_sumset_nat
[100, 1]
[109, 45]
obtain rfl | hn := eq_or_ne n 0
A B : Set ℕ n✝ : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B n : ℕ ⊢ n ≤ countelements A n + countelements B n
case inl A B : Set ℕ n : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B ⊢ 0 ≤ countelements A 0 + countelements B 0 case inr A B : Set ℕ n✝ : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B n : ℕ hn : n ≠ 0 ⊢ n ≤ countelements A n + countelements B n
Please generate a tactic in lean4 to solve the state. STATE: A B : Set ℕ n✝ : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B n : ℕ ⊢ n ≤ countelements A n + countelements B n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sum_schnirelmannDensity_ge_one_sumset_nat
[100, 1]
[109, 45]
rw [← Nat.cast_le (α := ℝ), ← one_le_div (by positivity)]
case inr A B : Set ℕ n✝ : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B n : ℕ hn : n ≠ 0 ⊢ n ≤ countelements A n + countelements B n
case inr A B : Set ℕ n✝ : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B n : ℕ hn : n ≠ 0 ⊢ 1 ≤ ↑(countelements A n + countelements B n) / ↑n
Please generate a tactic in lean4 to solve the state. STATE: case inr A B : Set ℕ n✝ : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B n : ℕ hn : n ≠ 0 ⊢ n ≤ countelements A n + countelements B n TACTIC:
https://github.com/YaelDillies/LeanCamCombi.git
034199694e3b91536d03bc4a8b0cdbd659cdf50f
LeanCamCombi/Mathlib/Combinatorics/Schnirelmann.lean
sum_schnirelmannDensity_ge_one_sumset_nat
[100, 1]
[109, 45]
calc _ ≤ _ := hAB _ ≤ _ := add_le_add (schnirelmannDensity_le_div hn) (schnirelmannDensity_le_div hn) _ = _ := by push_cast; rw [add_div]; rfl
case inr A B : Set ℕ n✝ : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B n : ℕ hn : n ≠ 0 ⊢ 1 ≤ ↑(countelements A n + countelements B n) / ↑n
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inr A B : Set ℕ n✝ : ℕ hA : 0 ∈ A hB : 0 ∈ B hAB : 1 ≤ schnirelmannDensity A + schnirelmannDensity B n : ℕ hn : n ≠ 0 ⊢ 1 ≤ ↑(countelements A n + countelements B n) / ↑n TACTIC: