lean4-htt/tests/lean/run/etaStructProofIrrelIssue.lean
Scott Morrison ca941249b9 chore: upstream Std.BitVec.* (#3400)
Co-authored-by: Leonardo de Moura <leomoura@amazon.com>
2024-02-19 12:43:34 -08:00

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example (h : m = n) : (Fin.mk m h₁ : Fin k) = Fin.mk n h₂ := by
apply Fin.ext_iff.2
exact h
example (h : m = n) : (Fin.mk m h₁ : Fin k) = Fin.mk n h₂ := by
simp
exact h