Mathlib v3 is deprecated. Go to Mathlib v4

Theorem nat.even_iff

Modification history

2021-02-03 12:26
src/data/nat/parity.lean
chore(data/nat/parity): rename type variable (#6016)
Modified nat.even_iffView on Github →
2020-10-06 12:41
src/data/nat/parity.lean
chore(parity): even and odd in semiring (#4473) …
Modified nat.even_iffView on Github →
2019-07-13 16:25
src/data/nat/parity.lean
feat(data/{nat,int}/parity): the 'even' predicate on nat and int (#1219) …
Added nat.even_iffView on Github →