Theorem CategoryTheory.op_sum

Modification history

2023-08-10 19:52
Mathlib/CategoryTheory/Preadditive/Opposite.lean
chore: banish `Type _` and `Sort _` (#6499) …
Modified CategoryTheory.op_sumView on Github →
2023-04-19 11:37
Mathlib/CategoryTheory/Preadditive/Opposite.lean
feat: port CategoryTheory.Preadditive.Opposite (#3505)
Added CategoryTheory.op_sumView on Github →