Theorem mul_ne_zero

Modification history

2022-11-25 16:37
Mathlib/Algebra/GroupWithZero/Basic.lean
feat: port Algebra.GroupWithZero.Basic (#669) …
Modified mul_ne_zeroView on Github →
2022-11-20 07:08
Mathlib/Tactic/Positivity/Basic.lean
feat: port remaining missing Algebra.GroupWithZero.Defs (#563) …
Modified mul_ne_zeroView on Github →
2022-11-17 03:31
Mathlib/Tactic/Positivity/Basic.lean
feat: `positivity` tactic (#578) …
Added mul_ne_zeroView on Github →