Mathlib v3 is deprecated. Go to Mathlib v4

Theorem ideal.comap_comap

Modification history

2021-10-31 21:28
src/ring_theory/ideal/operations.lean
chore(ring_theory/ideal/operations): generalize typeclass in map_map and comap_comap (#10077) …
Modified ideal.comap_comapView on Github →
2021-06-10 01:51
src/ring_theory/ideal/operations.lean
feat(ring_theory/ideal): generalize to noncommutative rings (#7654) …
Modified ideal.comap_comapView on Github →
2020-05-23 11:01
src/ring_theory/ideal_operations.lean
feat(ring_theory/ideal_operations): lemmas about ideals and galois connections (#2767) …
Added ideal.comap_comapView on Github →