Def Equiv.Perm.ofSign

Modification history

2024-12-11 06:10

Mathlib/GroupTheory/Perm/Sign.lean

feat(LinearAlgebra/Matrix): Prove `A * B = 1 ↔ B * A = 1` for square matrices over a commutative semiring (#19581) …

Added Equiv.Perm.ofSign View on Github →