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Theorem equiv.perm.sign_prod_extend_right

Modification history

2021-01-07 10:05
src/group_theory/perm/sign.lean
chore(group_theory/perm/sign): remove classical for sign congr simp lemmas (#5622) …
Modified equiv.perm.sign_prod_extend_rightView on Github →
2020-10-01 14:28
src/group_theory/perm/sign.lean
feat(linear_algebra): determinant of `matrix.block_diagonal` (#4300) …
Added equiv.perm.sign_prod_extend_rightView on Github →