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Diffstat (limited to 'backends/lean/Base/Utils.lean')
-rw-r--r-- | backends/lean/Base/Utils.lean | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/backends/lean/Base/Utils.lean b/backends/lean/Base/Utils.lean index 599c3a9f..9cd0db23 100644 --- a/backends/lean/Base/Utils.lean +++ b/backends/lean/Base/Utils.lean @@ -43,6 +43,10 @@ namespace List end List +-- TODO: move? +@[simp] +theorem neq_imp {α : Type u} {x y : α} (h : ¬ x = y) : ¬ y = x := by intro; simp_all + namespace Lean namespace LocalContext |