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https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isClosed_closed_inter
[30, 1]
[40, 61]
apply inter_subset_left
case 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 u v : Set X sc : IsClosed s vo : IsOpen v d : Disjoint u v suv : s ⊆ u ∪ v x : X h : x ∈ closure (s ∩ u) ∧ (x ∈ s → x ∉ u) ⊢ s ∩ u ⊆ s
no goals
Please generate a tactic in lean4 to solve the state. STATE: case 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 u v : Set X sc : IsClosed s vo : IsOpen v d : Disjoint u v suv : s ⊆ u ∪ v x : X h...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
rw [isPreconnected_iff_subset_of_fully_disjoint_closed sc]
X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ IsPreconnected s ↔ ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v
X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ (∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v) ↔ ∀ (u v : ...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ IsPreconnected s ↔ ∀ (u v : Set X), IsOp...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
constructor
X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ (∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v) ↔ ∀ (u v : ...
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ (∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v) → ∀...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ (∀ (u v : Set X), IsClosed u → IsClosed ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
intro h u v uo vo suv uv
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ (∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v) → ∀...
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
Please generate a tactic in lean4 to solve the state. STATE: case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ (∀ (u v : Set X), IsClosed u → I...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
have suc : IsClosed (s ∩ u) := isClosed_closed_inter sc vo uv suv
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
Please generate a tactic in lean4 to solve the state. STATE: case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
have svc : IsClosed (s ∩ v) := isClosed_closed_inter sc uo uv.symm ((union_comm u v).subst suv)
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
Please generate a tactic in lean4 to solve the state. STATE: case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
have h0 : s ⊆ s ∩ u ∪ s ∩ v := by simp only [←inter_union_distrib_left]; exact subset_inter (subset_refl _) suv
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
Please generate a tactic in lean4 to solve the state. STATE: case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
have h1 : Disjoint (s ∩ u) (s ∩ v) := Disjoint.inter_left' _ (Disjoint.inter_right' _ uv)
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
Please generate a tactic in lean4 to solve the state. STATE: case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
cases' h (s ∩ u) (s ∩ v) suc svc h0 h1 with su sv
case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : S...
case mp.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v...
Please generate a tactic in lean4 to solve the state. STATE: case mp X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
simp only [←inter_union_distrib_left]
X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : Set X uo ...
X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : Set X uo ...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
exact subset_inter (subset_refl _) suv
X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : Set X uo ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
left
case mp.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v...
case mp.inl.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u...
Please generate a tactic in lean4 to solve the state. STATE: case mp.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
exact (subset_inter_iff.mp su).2
case mp.inl.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mp.inl.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClose...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
right
case mp.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v...
case mp.inr.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u...
Please generate a tactic in lean4 to solve the state. STATE: case mp.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
exact (subset_inter_iff.mp sv).2
case mp.inr.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClosed u → IsClosed v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mp.inr.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsClose...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
intro h u v uc vc suv uv
case mpr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ (∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v) → ∀ (u...
case mpr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : Set ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s ⊢ (∀ (u v : Set X), IsOpen u → Is...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
rcases NormalSpace.normal u v uc vc uv with ⟨u', v', uo, vo, uu, vv, uv'⟩
case mpr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ v → Disjoint u v → s ⊆ u ∨ s ⊆ v u v : Set ...
case mpr.intro.intro.intro.intro.intro.intro X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ v → Dis...
Please generate a tactic in lean4 to solve the state. STATE: case mpr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsOpen u → I...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
cases' h u' v' uo vo (_root_.trans suv (union_subset_union uu vv)) uv' with h h
case mpr.intro.intro.intro.intro.intro.intro X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ v → Dis...
case mpr.intro.intro.intro.intro.intro.intro.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ v ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
left
case mpr.intro.intro.intro.intro.intro.intro.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ v ...
case mpr.intro.intro.intro.intro.intro.intro.inl.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsCl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
intro x m
case mpr.intro.intro.intro.intro.intro.intro.inl.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ ...
case mpr.intro.intro.intro.intro.intro.intro.inl.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inl.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : Is...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
cases' (mem_union _ _ _).mp (suv m) with mu mv
case mpr.intro.intro.intro.intro.intro.intro.inl.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ ...
case mpr.intro.intro.intro.intro.intro.intro.inl.h.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inl.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : Is...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
exact mu
case mpr.intro.intro.intro.intro.intro.intro.inl.h.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
case mpr.intro.intro.intro.intro.intro.intro.inl.h.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inl.h.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
exfalso
case mpr.intro.intro.intro.intro.intro.intro.inl.h.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
case mpr.intro.intro.intro.intro.intro.intro.inl.h.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inl.h.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
exact disjoint_left.mp uv' (h m) (vv mv)
case mpr.intro.intro.intro.intro.intro.intro.inl.h.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inl.h.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
right
case mpr.intro.intro.intro.intro.intro.intro.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ v ...
case mpr.intro.intro.intro.intro.intro.intro.inr.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsCl...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
intro x m
case mpr.intro.intro.intro.intro.intro.intro.inr.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ ...
case mpr.intro.intro.intro.intro.intro.intro.inr.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inr.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : Is...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
cases' (mem_union _ _ _).mp (suv m) with mu mv
case mpr.intro.intro.intro.intro.intro.intro.inr.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ u ∪ ...
case mpr.intro.intro.intro.intro.intro.intro.inr.h.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inr.h X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : Is...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
exfalso
case mpr.intro.intro.intro.intro.intro.intro.inr.h.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
case mpr.intro.intro.intro.intro.intro.intro.inr.h.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inr.h.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
exact disjoint_right.mp uv' (h m) (uu mu)
case mpr.intro.intro.intro.intro.intro.intro.inr.h.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
case mpr.intro.intro.intro.intro.intro.intro.inr.h.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inr.h.inl X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
isPreconnected_iff_subset_of_fully_disjoint_open
[45, 1]
[64, 67]
exact mv
case mpr.intro.intro.intro.intro.intro.intro.inr.h.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc : IsClosed s h✝ : ∀ (u v : Set X), IsOpen u → IsOpen v → s ⊆ ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case mpr.intro.intro.intro.intro.intro.intro.inr.h.inr X : Type inst✝⁵ : TopologicalSpace X I : Type inst✝⁴ : TopologicalSpace I inst✝³ : ConditionallyCompleteLinearOrder I inst✝² : DenselyOrdered I inst✝¹ : OrderTopology I inst✝ : NormalSpace X s : Set X sc ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
contrapose p
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s p : ∀ (a : I), IsPreconnected (s a) c : ∀ (a : I), 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) p : ¬IsPreconnected (⋂ a, s a)...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
have ci : IsClosed (⋂ a, s a) := isClosed_iInter fun i ↦ (c i).isClosed
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) p : ¬IsPreconnected (⋂ a, s a)...
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) p : ¬IsPreconnected (⋂ a, s a)...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
simp only [isPreconnected_iff_subset_of_fully_disjoint_open ci, not_forall] at p
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) p : ¬IsPreconnected (⋂ a, s a)...
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) p : ...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
simp only [isPreconnected_iff_subset_of_fully_disjoint_open (c _).isClosed, not_forall]
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) p : ...
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) p : ...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
rcases p with ⟨u, v, uo, vo, suv, uv, no⟩
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) p : ...
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCom...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
have e : ∃ a, s a ⊆ u ∪ v := by by_contra h; simp only [not_exists, Set.not_subset] at h suffices n : (⋂ a, s a \ (u ∪ v)).Nonempty by rcases n with ⟨x, n⟩; simp only [mem_iInter, mem_diff, forall_and, forall_const] at n rw [← mem_iInter] at n; simp only [suv n.1, not_true, imp_false] at n; exact n.2 appl...
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCom...
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCom...
Please generate a tactic in lean4 to solve the state. STATE: case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I i...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
rcases e with ⟨a, auv⟩
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCom...
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I),...
Please generate a tactic in lean4 to solve the state. STATE: case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I i...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
use a, u, v, uo, vo, auv, uv
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I),...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a...
Please generate a tactic in lean4 to solve the state. STATE: case 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✝ I : Type s : I → Set X inst✝¹ : Nonemp...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
contrapose no
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Supe...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
simp only [not_not] at no ⊢
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Supe...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
cases' no with su sv
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a...
case h.inl X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Supe...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
left
case h.inl X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
case h.inl.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ ...
Please generate a tactic in lean4 to solve the state. STATE: case h.inl X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
exact _root_.trans (iInter_subset _ _) su
case h.inl.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ ...
case h.inr X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
Please generate a tactic in lean4 to solve the state. STATE: case h.inl.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directe...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
right
case h.inr X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
case h.inr.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ ...
Please generate a tactic in lean4 to solve the state. STATE: case h.inr X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
exact _root_.trans (iInter_subset _ _) sv
case h.inr.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.inr.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directe...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
by_contra 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) u v :...
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) u v :...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
simp only [not_exists, Set.not_subset] at 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) u v :...
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) u v :...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
suffices n : (⋂ a, s a \ (u ∪ v)).Nonempty by rcases n with ⟨x, n⟩; simp only [mem_iInter, mem_diff, forall_and, forall_const] at n rw [← mem_iInter] at n; simp only [suv n.1, not_true, imp_false] at n; exact n.2
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) u v :...
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) u v :...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
apply IsCompact.nonempty_iInter_of_directed_nonempty_isCompact_isClosed
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) u v :...
case htd X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
intro a b
case htd X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
case htd X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
Please generate a tactic in lean4 to solve the state. STATE: case htd X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Su...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
rcases d a b with ⟨c, ac, bc⟩
case htd X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
case htd.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c✝ : ∀ (a : I), IsCompact (s a) ci : IsC...
Please generate a tactic in lean4 to solve the state. STATE: case htd X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Su...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
use c, diff_subset_diff_left ac, diff_subset_diff_left bc
case htd.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c✝ : ∀ (a : I), IsCompact (s a) ci : IsC...
case htn X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
Please generate a tactic in lean4 to solve the state. STATE: case htd.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d :...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
intro a
case htn X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
case htn X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
Please generate a tactic in lean4 to solve the state. STATE: case htn X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Su...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
rcases h a with ⟨x, xa, xuv⟩
case htn X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
case htn.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsCl...
Please generate a tactic in lean4 to solve the state. STATE: case htn X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Su...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
exact ⟨x, mem_diff_of_mem xa xuv⟩
case htn.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsCl...
case htc X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
Please generate a tactic in lean4 to solve the state. STATE: case htn.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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d :...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
intro a
case htc X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
case htc X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
Please generate a tactic in lean4 to solve the state. STATE: case htc X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Su...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
exact (c a).diff (uo.union vo)
case htc X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s...
case htcl X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, ...
Please generate a tactic in lean4 to solve the state. STATE: case htc X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Su...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
intro a
case htcl X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, ...
case htcl X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, ...
Please generate a tactic in lean4 to solve the state. STATE: case htcl X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed S...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
exact ((c a).diff (uo.union vo)).isClosed
case htcl X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, ...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case htcl X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed S...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
rcases n with ⟨x, n⟩
X : Type inst✝⁶ : TopologicalSpace X I✝ : Type inst✝⁵ : TopologicalSpace I✝ inst✝⁴ : ConditionallyCompleteLinearOrder I✝ inst✝³ : DenselyOrdered I✝ inst✝² : OrderTopology I✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a, s a) u v :...
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
simp only [mem_iInter, mem_diff, forall_and, forall_const] at n
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
Please generate a tactic in lean4 to solve the state. STATE: case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
rw [← mem_iInter] at n
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
Please generate a tactic in lean4 to solve the state. STATE: case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
simp only [suv n.1, not_true, imp_false] at n
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
Please generate a tactic in lean4 to solve the state. STATE: case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.directed_iInter
[67, 1]
[91, 51]
exact n.2
case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed Superset s c : ∀ (a : I), IsCompact (s a) ci : IsClosed (⋂ a,...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case 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✝ I : Type s : I → Set X inst✝¹ : Nonempty I inst✝ : T4Space X d : Directed ...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
generalize hs : (fun a ↦ closure (r '' Ici a)) = s
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
have m : Antitone s := by intro a b ab; rw [← hs]; exact closure_mono (monotone_image (Ici_subset_Ici.mpr ab))
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
have d : Directed Superset s := by intro a b; exact ⟨a ⊔ b, m le_sup_left, m le_sup_right⟩
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
have p : ∀ a, IsPreconnected (s a) := by intro a; rw [← hs]; exact ((p _).image _ rc.continuousOn).closure
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
have c : ∀ a, IsCompact (s a) := by intro a; rw [← hs]; exact isClosed_closure.isCompact
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
have e : {x | MapClusterPt x atTop r} = ⋂ a, s a := by ext x simp only [mem_setOf, mem_iInter, mapClusterPt_iff, mem_closure_iff_nhds, Set.Nonempty, @forall_comm P, ← hs] apply forall_congr'; intro t simp only [@forall_comm P, mem_inter_iff, mem_image, mem_Ici, @and_comm (_ ∈ t), exists_exists_and_eq_an...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
rw [e]
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
exact IsPreconnected.directed_iInter d p c
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
intro a b ab
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
rw [← hs]
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
exact closure_mono (monotone_image (Ici_subset_Ici.mpr ab))
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
intro a b
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
exact ⟨a ⊔ b, m le_sup_left, m le_sup_right⟩
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
intro a
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
rw [← hs]
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
exact ((p _).image _ rc.continuousOn).closure
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
intro a
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
rw [← hs]
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
exact isClosed_closure.isCompact
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
ext x
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsPreconne...
case h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsP...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
simp only [mem_setOf, mem_iInter, mapClusterPt_iff, mem_closure_iff_nhds, Set.Nonempty, @forall_comm P, ← hs]
case h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsP...
case h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsP...
Please generate a tactic in lean4 to solve the state. STATE: case h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
apply forall_congr'
case h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), IsP...
case h.h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), I...
Please generate a tactic in lean4 to solve the state. STATE: case h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
intro t
case h.h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), I...
case h.h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), I...
Please generate a tactic in lean4 to solve the state. STATE: case h.h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P ins...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atTop
[95, 1]
[114, 53]
simp only [@forall_comm P, mem_inter_iff, mem_image, mem_Ici, @and_comm (_ ∈ t), exists_exists_and_eq_and, Filter.frequently_atTop, exists_prop]
case h.h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p✝ : ∀ (a : P), I...
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.h X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeSup P ins...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atBot
[118, 1]
[124, 43]
set r' : Pᵒᵈ → X := r
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atBot
[118, 1]
[124, 43]
have rc' : Continuous r' := rc
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atBot
[118, 1]
[124, 43]
have p' : ∀ a : Pᵒᵈ, IsPreconnected (Ici a) := fun a ↦ p a
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_atBot
[118, 1]
[124, 43]
exact IsPreconnected.limits_atTop p' rc'
X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : TopologicalSpace P inst✝ : Nonempty P p : ∀ (a : P), IsPreconnec...
no goals
Please generate a tactic in lean4 to solve the state. STATE: X : Type inst✝⁹ : TopologicalSpace X I : Type inst✝⁸ : TopologicalSpace I inst✝⁷ : ConditionallyCompleteLinearOrder I inst✝⁶ : DenselyOrdered I inst✝⁵ : OrderTopology I inst✝⁴ : CompactSpace X inst✝³ : T4Space X P : Type inst✝² : SemilatticeInf P inst✝¹ : Top...
https://github.com/girving/ray.git
0be790285dd0fce78913b0cb9bddaffa94bd25f9
Ray/Misc/Connected.lean
IsPreconnected.limits_Ioc
[129, 1]
[167, 53]
by_cases ab : ¬a < b
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) ⊢ IsPreconnected {x | MapClusterPt x (𝓝[Ioc a b] a) r}
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...
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 [not_not] at ab
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 ⊢ IsPreconnected {x | MapClusterPt x (�...
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 ⊢ IsPreconnected {x | MapClusterPt x (𝓝[...
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]
generalize hs : (fun t : Ioc a b ↦ closure (r '' Ioc a t)) = s
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 ⊢ IsPreconnected {x | MapClusterPt x (𝓝[...
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]
have n : Nonempty (Ioc a b) := ⟨b, right_mem_Ioc.mpr ab⟩
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]
have m : Monotone s := by intro a b ab; rw [← hs]; refine closure_mono (monotone_image ?_) exact Ioc_subset_Ioc (le_refl _) (Subtype.coe_le_coe.mpr ab)
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]
have d : Directed Superset s := fun a b ↦ ⟨min a b, m (min_le_left _ _), m (min_le_right _ _)⟩
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]
have p : ∀ t, IsPreconnected (s t) := by intro ⟨t, m⟩; rw [← hs]; refine (isPreconnected_Ioc.image _ (rc.mono ?_)).closure simp only [mem_Ioc] at m simp only [Subtype.coe_mk, Ioc_subset_Ioc_iff m.1, m.2, le_refl, true_and_iff]
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]
have c : ∀ t, IsCompact (s t) := by intro t; rw [← hs]; exact isClosed_closure.isCompact
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 (...