aboutsummaryrefslogtreecommitdiff
path: root/LeanAStar/Finite.lean
diff options
context:
space:
mode:
Diffstat (limited to 'LeanAStar/Finite.lean')
-rw-r--r--LeanAStar/Finite.lean2
1 files changed, 1 insertions, 1 deletions
diff --git a/LeanAStar/Finite.lean b/LeanAStar/Finite.lean
index cbd8ee3..e028cf6 100644
--- a/LeanAStar/Finite.lean
+++ b/LeanAStar/Finite.lean
@@ -164,7 +164,7 @@ protected theorem Finite.set_worker_size (α : Type u) [Finite α] [BEq α] [Has
split
case h_1 m isLt he =>
simp at he
- simp[Std.HashSet.size_insert, Std.HashSet.mem_iff_contains, h₂, he]
+ simp[Std.HashSet.size_insert, h₂, he]
case h_2 m isLt he =>
simp
have h₄ : m < n := have : n = m.succ := Fin.val_eq_of_eq he; this.substr (Nat.lt_succ_self m)