Theorem Coalgebra.sum_counit_smul

Modification history

2026-06-02 12:40
Mathlib/RingTheory/Coalgebra/Basic.lean
refactor(RingTheory/Coalgebra): make the indexing type of `Repr` an argument (#40055) …
Modified Coalgebra.sum_counit_smulView on Github →
2025-08-13 21:32
Mathlib/RingTheory/Coalgebra/Basic.lean
feat: `counit (antipode a) = counit a` (#25267) …
Added Coalgebra.sum_counit_smulView on Github →