Mathlib v3 is deprecated. Go to Mathlib v4

Commit 2020-06-23 16:11 62e13643

View on Github →

chore(linear_algebra/nonsingular_inverse): matrix.nonsing_inv no longer requires base ring to carry has_inv instance (#3136)

Estimated changes

added theorem is_unit.unit_spec
added theorem units.inv_mul'
added theorem units.inv_unique
added theorem units.mul_inv'
added theorem invertible_unique
modified theorem matrix.mul_nonsing_inv
deleted def matrix.nonsing_inv
added theorem matrix.nonsing_inv_det
modified theorem matrix.nonsing_inv_mul
deleted theorem matrix.nonsing_inv_val