Theorem HopfAlgebra.sum_mul_antipode_eq

Modification history

2025-08-13 21:32
Mathlib/RingTheory/HopfAlgebra/Basic.lean
feat: `counit (antipode a) = counit a` (#25267) …
Deleted HopfAlgebra.sum_mul_antipode_eqView on Github →
2024-08-06 05:13
Mathlib/RingTheory/HopfAlgebra.lean
feat(RingTheory/Coalgebra/*): add basics about sweedler notation (#12109) …
Added HopfAlgebra.sum_mul_antipode_eqView on Github →