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Theorem matrix.is_unit_iff_is_unit_det

Modification history

2020-06-23 16:11
src/linear_algebra/nonsingular_inverse.lean
chore(linear_algebra/nonsingular_inverse): `matrix.nonsing_inv` no longer requires base ring to carry `has_inv` instance (#3136)
Added matrix.is_unit_iff_is_unit_detView on Github →