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chore: remove nonterminal simps in UnionFind #868

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Jul 8, 2024
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chore: remove nonterminal simps in UnionFind #868

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chore: remove nonterminal simps in UnionFind
kim-em Jul 1, 2024
eb5e34f
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kim-em Jul 1, 2024
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kim-em committed Jul 1, 2024

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paveloom Pavel Sobolev
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commit eb5e34f69c81a51cc9343c5d9bddc3706c01418f
2 changes: 1 addition & 1 deletion Batteries/Data/UnionFind/Basic.lean
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Original file line number Diff line number Diff line change
@@ -216,7 +216,7 @@ theorem parent_rootD (self : UnionFind) (x : Nat) :

@[nolint unusedHavesSuffices]
theorem rootD_parent (self : UnionFind) (x : Nat) : self.rootD (self.parent x) = self.rootD x := by
simp [rootD, parent_lt]
simp only [rootD, Array.data_length, parent_lt]
split
· simp only [parentD, ↓reduceDIte, *]
(conv => rhs; rw [root]); split