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https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
rw [e]
case neg X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => clo...
case neg X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => clo...
Please generate a tactic in lean4 to solve the state. STATE: case neg X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
exact IsPreconnected.directed_iInter d p c
case neg X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => clo...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [Ioc_eq_empty ab, nhdsWithin_empty, MapClusterPt, Filter.map_bot, ClusterPt.bot, setOf_false, isPreconnected_empty]
case pos X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : ¬a < b ⊢ IsPreconnected {x | MapClusterPt x (𝓝...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case pos X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
intro a b ab
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a✝ b✝ : ℝ rc : ContinuousOn r (Ioc a✝ b✝) ab✝ : a✝ < b✝ s : ↑(Ioc a✝ b✝) → Set X hs : (fun t => clo...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
rw [← hs]
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a✝ b✝ : ℝ rc : ContinuousOn r (Ioc a✝ b✝) ab✝ : a✝ < b✝ s : ↑(Ioc a✝ b✝) → Set X hs : (fun t => clo...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a✝ b✝ : ℝ rc : ContinuousOn r (Ioc a✝ b✝) ab✝ : a✝ < b✝ s : ↑(Ioc a✝ b✝) → Set X hs : (fun t => clo...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a✝ b✝ : ℝ rc : ContinuousOn r (Ioc a✝ ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
refine closure_mono (monotone_image ?_)
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a✝ b✝ : ℝ rc : ContinuousOn r (Ioc a✝ b✝) ab✝ : a✝ < b✝ s : ↑(Ioc a✝ b✝) → Set X hs : (fun t => clo...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a✝ b✝ : ℝ rc : ContinuousOn r (Ioc a✝ b✝) ab✝ : a✝ < b✝ s : ↑(Ioc a✝ b✝) → Set X hs : (fun t => clo...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a✝ b✝ : ℝ rc : ContinuousOn r (Ioc a✝ ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
exact Ioc_subset_Ioc (le_refl _) (Subtype.coe_le_coe.mpr ab)
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a✝ b✝ : ℝ rc : ContinuousOn r (Ioc a✝ b✝) ab✝ : a✝ < b✝ s : ↑(Ioc a✝ b✝) → Set X hs : (fun t => clo...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a✝ b✝ : ℝ rc : ContinuousOn r (Ioc a✝ ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
intro ⟨t, m⟩
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
rw [← hs]
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
refine (isPreconnected_Ioc.image _ (rc.mono ?_)).closure
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [mem_Ioc] at m
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [Subtype.coe_mk, Ioc_subset_Ioc_iff m.1, m.2, le_refl, true_and_iff]
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
intro t
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
rw [← hs]
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
exact isClosed_closure.isCompact
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
apply Set.ext
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
case h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
intro x
case h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
case h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
Please generate a tactic in lean4 to solve the state. STATE: case h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Io...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [mem_setOf, mem_iInter, mapClusterPt_iff, mem_closure_iff_nhds, Set.Nonempty, @forall_comm _ (Set X), ← hs]
case h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
case h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
Please generate a tactic in lean4 to solve the state. STATE: case h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Io...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
apply forall_congr'
case h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
case h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => clo...
Please generate a tactic in lean4 to solve the state. STATE: case h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Io...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
intro u
case h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => clo...
case h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => clo...
Please generate a tactic in lean4 to solve the state. STATE: case h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [@forall_comm _ (u ∈ 𝓝 x)]
case h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => clo...
case h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => clo...
Please generate a tactic in lean4 to solve the state. STATE: case h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
apply forall_congr'
case h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => clo...
case h.h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => c...
Please generate a tactic in lean4 to solve the state. STATE: case h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
intro _
case h.h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => c...
case h.h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => c...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [mem_inter_iff, Filter.frequently_iff, nhdsWithin_Ioc_eq_nhdsWithin_Ioi ab]
case h.h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => c...
case h.h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => c...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
constructor
case h.h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => c...
case h.h.h.mp X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t =...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
intro h ⟨t, m⟩
case h.h.h.mp X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t =...
case h.h.h.mp X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t =...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mp X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousO...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
have tm : Ioc a t ∈ 𝓝[Ioi a] a := by apply Ioc_mem_nhdsWithin_Ioi simp only [mem_Ioc] at m; simp only [mem_Ico]; use le_refl _, m.1
case h.h.h.mp X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t =...
case h.h.h.mp X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t =...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mp X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousO...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
rcases h tm with ⟨v, vm, vu⟩
case h.h.h.mp X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t =...
case h.h.h.mp.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X h...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mp X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousO...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
exact ⟨r v, vu, mem_image_of_mem _ vm⟩
case h.h.h.mp.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X h...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mp.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc :...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
apply Ioc_mem_nhdsWithin_Ioi
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
case H X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [mem_Ioc] at m
case H X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
case H X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
Please generate a tactic in lean4 to solve the state. STATE: case H X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Io...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [mem_Ico]
case H X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
case H X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
Please generate a tactic in lean4 to solve the state. STATE: case H X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Io...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
use le_refl _, m.1
case H X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closu...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case H X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Io...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
intro h v vm
case h.h.h.mpr X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t ...
case h.h.h.mpr X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t ...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mpr X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : Continuous...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
rcases mem_nhdsWithin_Ioi_iff_exists_Ioc_subset.mp vm with ⟨w, wa, wv⟩
case h.h.h.mpr X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t ...
case h.h.h.mpr.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X ...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mpr X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : Continuous...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [mem_Ioi] at wa
case h.h.h.mpr.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X ...
case h.h.h.mpr.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X ...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mpr.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
have m : min w b ∈ Ioc a b := by simp only [mem_Ioc]; use lt_min wa ab, min_le_right _ _
case h.h.h.mpr.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X ...
case h.h.h.mpr.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X ...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mpr.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
rcases h ⟨_, m⟩ with ⟨x, xu, rx⟩
case h.h.h.mpr.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X ...
case h.h.h.mpr.intro.intro.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mpr.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [Subtype.coe_mk, mem_image, mem_Ioc, le_min_iff] at rx
case h.h.h.mpr.intro.intro.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a...
case h.h.h.mpr.intro.intro.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mpr.intro.intro.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
rcases rx with ⟨c, ⟨ac, cw, _⟩, cx⟩
case h.h.h.mpr.intro.intro.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a...
case h.h.h.mpr.intro.intro.intro.intro.intro.intro.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mpr.intro.intro.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
use c, wv (mem_Ioc.mpr ⟨ac, cw⟩)
case h.h.h.mpr.intro.intro.intro.intro.intro.intro.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b...
case right X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => c...
Please generate a tactic in lean4 to solve the state. STATE: case h.h.h.mpr.intro.intro.intro.intro.intro.intro.intro.intro X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X ins...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
rwa [cx]
case right X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => c...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case right X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
simp only [mem_Ioc]
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
use lt_min wa ab, min_le_right _ _
X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ab : a < b s : ↑(Ioc a b) → Set X hs : (fun t => closure (r '...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁶ : TopologicalSpace X I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I inst✝¹ : CompactSpace X inst✝ : T4Space X r : ℝ → X a b : ℝ rc : ContinuousOn r (Ioc a b) ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
generalize hu : (fun x : s ↦ (x : X)) ⁻¹' t = u
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t ⊢ s ⊆ interior t
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ⊢ s ⊆ int...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
have uo : IsOpen u := by rw [← subset_interior_iff_isOpen]; intro ⟨x, m⟩ h simp only [mem_preimage, Subtype.coe_mk, ← hu] at h have n := op ⟨m, h⟩ simp only [mem_interior_iff_mem_nhds, preimage_coe_mem_nhds_subtype, Subtype.coe_mk, ← hu] at n ⊢ exact nhdsWithin_le_nhds n
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ⊢ s ⊆ int...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
have uc : IsClosed u := by rw [← closure_eq_iff_isClosed]; refine subset_antisymm ?_ subset_closure rw [← hu] refine _root_.trans (continuous_subtype_val.closure_preimage_subset _) ?_ intro ⟨x, m⟩ h; exact cl ⟨m, h⟩
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
have p : IsPreconnected (univ : Set s) := (Subtype.preconnectedSpace sp).isPreconnected_univ
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
cases' disjoint_or_subset_of_isClopen p ⟨uc, uo⟩ with h h
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
case inl X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
rw [← subset_interior_iff_isOpen]
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ⊢ IsOpen ...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ⊢ u ⊆ int...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
intro ⟨x, m⟩ h
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ⊢ u ⊆ int...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u x : X m :...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
simp only [mem_preimage, Subtype.coe_mk, ← hu] at h
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u x : X m :...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u x : X m :...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
have n := op ⟨m, h⟩
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u x : X m :...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u x : X m :...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
simp only [mem_interior_iff_mem_nhds, preimage_coe_mem_nhds_subtype, Subtype.coe_mk, ← hu] at n ⊢
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u x : X m :...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u x : X m :...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
exact nhdsWithin_le_nhds n
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u x : X m :...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
rw [← closure_eq_iff_isClosed]
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
refine subset_antisymm ?_ subset_closure
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
rw [← hu]
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
refine _root_.trans (continuous_subtype_val.closure_preimage_subset _) ?_
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
intro ⟨x, m⟩ h
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
exact cl ⟨m, h⟩
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u uo : IsOp...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
simp only [univ_disjoint, preimage_eq_empty_iff, Subtype.range_coe, ← hu] at h
case inl X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
case inl X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
Please generate a tactic in lean4 to solve the state. STATE: case inl X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
exfalso
case inl X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
case inl X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
Please generate a tactic in lean4 to solve the state. STATE: case inl X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
exact ne.not_disjoint h.symm
case inl X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inl X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
rw [← Subtype.coe_preimage_self, ← hu, preimage_subset_preimage_iff] at h
case inr X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
case inr X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
Please generate a tactic in lean4 to solve the state. STATE: case inr X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
exact _root_.trans (subset_inter (subset_refl _) h) op
case inr X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
case inr X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
Please generate a tactic in lean4 to solve the state. STATE: case inr X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.relative_clopen
[170, 1]
[191, 47]
simp only [Subtype.range_coe, subset_refl]
case inr X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl : s ∩ closure t ⊆ t u : Set ↑s hu : (fun x => ↑x) ⁻¹' t = u ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case inr X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I s t : Set X sp : IsPreconnected s ne : (s ∩ t).Nonempty op : s ∩ t ⊆ interior t cl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
have uc : IsPathConnected (univ : Set s) := by convert sc.preimage_coe (subset_refl _); apply Set.ext; intro x simp only [mem_univ, true_iff_iff, mem_preimage, Subtype.mem]
X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s ⊢ IsPathConnected ...
X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPathConnect...
Please generate a tactic in lean4 to solve the state. STATE: X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathC...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
have e : f '' s = s.restrict f '' univ := by apply Set.ext; intro y; constructor intro ⟨x, m, e⟩; use⟨x, m⟩, mem_univ _, e intro ⟨⟨x, m⟩, _, e⟩; use x, m, e
X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPathConnect...
X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPathConnect...
Please generate a tactic in lean4 to solve the state. STATE: X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathC...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
rw [e]
X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPathConnect...
X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPathConnect...
Please generate a tactic in lean4 to solve the state. STATE: X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathC...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
exact uc.image (continuousOn_iff_continuous_restrict.mp fc)
X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPathConnect...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathC...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
convert sc.preimage_coe (subset_refl _)
X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s ⊢ IsPathConnected ...
case h.e'_3 X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s ⊢ univ...
Please generate a tactic in lean4 to solve the state. STATE: X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathC...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
apply Set.ext
case h.e'_3 X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s ⊢ univ...
case h.e'_3.h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s ⊢ ∀ ...
Please generate a tactic in lean4 to solve the state. STATE: case h.e'_3 X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
intro x
case h.e'_3.h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s ⊢ ∀ ...
case h.e'_3.h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s x : ...
Please generate a tactic in lean4 to solve the state. STATE: case h.e'_3.h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
simp only [mem_univ, true_iff_iff, mem_preimage, Subtype.mem]
case h.e'_3.h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s x : ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.e'_3.h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
apply Set.ext
X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPathConnect...
case h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPath...
Please generate a tactic in lean4 to solve the state. STATE: X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathC...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
intro y
case h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPath...
case h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPath...
Please generate a tactic in lean4 to solve the state. STATE: case h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
constructor
case h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsPath...
case h.mp X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsP...
Please generate a tactic in lean4 to solve the state. STATE: case h X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
intro ⟨x, m, e⟩
case h.mp X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsP...
case h.mp X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsP...
Please generate a tactic in lean4 to solve the state. STATE: case h.mp X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
use⟨x, m⟩, mem_univ _, e
case h.mp X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : IsP...
case h.mpr X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : Is...
Please generate a tactic in lean4 to solve the state. STATE: case h.mp X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
intro ⟨⟨x, m⟩, _, e⟩
case h.mpr X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : Is...
case h.mpr X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : Is...
Please generate a tactic in lean4 to solve the state. STATE: case h.mpr X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X s...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.image_of_continuousOn
[195, 1]
[205, 70]
use x, m, e
case h.mpr X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X sc : IsPathConnected s f : X → Y fc : ContinuousOn f s uc : Is...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.mpr X✝ : Type inst✝⁶ : TopologicalSpace X✝ I : Type inst✝⁵ : TopologicalSpace I inst✝⁴ : ConditionallyCompleteLinearOrder I inst✝³ : DenselyOrdered I inst✝² : OrderTopology I X Y : Type inst✝¹ : TopologicalSpace X inst✝ : TopologicalSpace Y s : Set X s...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPathConnected_sphere
[208, 1]
[211, 82]
rw [← abs_of_nonneg r0, ← image_circleMap_Ioc z r]
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I z : ℂ r : ℝ r0 : 0 ≤ r ⊢ IsPathConnected (sphere z r)
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I z : ℂ r : ℝ r0 : 0 ≤ r ⊢ IsPathConnected (circleMap z r '' Ioc 0 (2 * π))
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I z : ℂ r : ℝ r0 : 0 ≤ r ⊢ IsPathConnected (sphere z r) TACTIC:
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPathConnected_sphere
[208, 1]
[211, 82]
refine IsPathConnected.image ?_ (continuous_circleMap _ _)
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I z : ℂ r : ℝ r0 : 0 ≤ r ⊢ IsPathConnected (circleMap z r '' Ioc 0 (2 * π))
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I z : ℂ r : ℝ r0 : 0 ≤ r ⊢ IsPathConnected (Ioc 0 (2 * π))
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I z : ℂ r : ℝ r0 : 0 ≤ r ⊢ IsPathConnected (circleMap z r '' Ioc 0 (2 * π)) TACTIC:
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPathConnected_sphere
[208, 1]
[211, 82]
exact (convex_Ioc 0 (2 * π)).isPathConnected (nonempty_Ioc.mpr Real.two_pi_pos)
X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I z : ℂ r : ℝ r0 : 0 ≤ r ⊢ IsPathConnected (Ioc 0 (2 * π))
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁴ : TopologicalSpace X I : Type inst✝³ : TopologicalSpace I inst✝² : ConditionallyCompleteLinearOrder I inst✝¹ : DenselyOrdered I inst✝ : OrderTopology I z : ℂ r : ℝ r0 : 0 ≤ r ⊢ IsPathConnected (Ioc 0 (2 * π)) TACTIC:
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
have pc' := pc
X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (f ⁻¹' front...
X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (f ⁻¹' front...
Please generate a tactic in lean4 to solve the state. STATE: X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnected...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
rcases pc' with ⟨b, fb, j⟩
X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (f ⁻¹' front...
case intro.intro X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConne...
Please generate a tactic in lean4 to solve the state. STATE: X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnected...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
use b
case intro.intro X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConne...
case h X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (f ⁻¹...
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
simp only [mem_preimage, mem_singleton_iff] at fb j ⊢
case h X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (f ⁻¹...
case h X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (f ⁻¹...
Please generate a tactic in lean4 to solve the state. STATE: case h X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathCo...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
have bs : f b ∈ s := sc.frontier_subset fb
case h X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (f ⁻¹...
case h X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (f ⁻¹...
Please generate a tactic in lean4 to solve the state. STATE: case h X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathCo...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
use bs
case h X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (f ⁻¹...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case h X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathCo...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
intro x fx
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : Pa...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
have p := PathConnectedSpace.somePath x b
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : Pa...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
generalize hu : Icc (0 : ℝ) 1 ∩ ⋂ (a) (_ : f (p.extend a) ∉ s), Iic a = u
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : Pa...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
have bdd : BddAbove u := by rw [← hu, bddAbove_def]; use 1; intro t ⟨m, _⟩; exact m.2
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : Pa...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
have un : u.Nonempty := by rw [← hu]; use 0, left_mem_Icc.mpr zero_le_one; simp only [mem_iInter₂, mem_Iic]; intro a m contrapose m; simp only [not_not, p.extend_of_le_zero (not_le.mp m).le, fx]
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : Pa...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
have uc : IsClosed u := by rw [← hu]; apply isClosed_Icc.inter; apply isClosed_iInter; intro a; apply isClosed_iInter intro _; exact isClosed_Iic
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : Pa...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
generalize ht : sSup u = t
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : Pa...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
have tu : t ∈ u := by rw [← uc.closure_eq, ← ht]; exact csSup_mem_closure un bdd
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : Pa...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPathConnected.of_frontier
[218, 1]
[281, 34]
have m : t ∈ Icc (0 : ℝ) 1 := by rw [← hu] at tu; exact tu.1
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : PathConnectedSpace X f : X → Y s : Set Y pc : IsPathConnected (...
Please generate a tactic in lean4 to solve the state. STATE: case right X✝ : Type inst✝⁷ : TopologicalSpace X✝ I : Type inst✝⁶ : TopologicalSpace I inst✝⁵ : ConditionallyCompleteLinearOrder I inst✝⁴ : DenselyOrdered I inst✝³ : OrderTopology I X Y : Type inst✝² : TopologicalSpace X inst✝¹ : TopologicalSpace Y inst✝ : Pa...