Mathlib v3 is deprecated. Go to Mathlib v4

Theorem add_monoid_hom.even

Modification history

2022-04-06 12:59
src/algebra/parity.lean
feat(algebra/parity): introduce `is_square` and, via `to_additive`, also `even` (#13037) …
Deleted add_monoid_hom.evenView on Github →
2022-03-17 08:18
src/algebra/parity.lean
feat(algebra/parity + *): generalize lemmas about parity (#12761) …
Added add_monoid_hom.evenView on Github →