Theorem Subalgebra.comap_map_eq_self

Modification history

2025-03-17 13:17
Mathlib/Algebra/Algebra/Subalgebra/Lattice.lean
chore(Algebra/Algebra): reorganize `Algebra.adjoin` and complete lattice (#22557) …
Modified Subalgebra.comap_map_eq_selfView on Github →
2024-07-31 06:44
Mathlib/RingTheory/Adjoin/Basic.lean
feat: add `comap_map` for sub(semi)ring, subalgebra, subfield and intermediate fields (#15193) …
Added Subalgebra.comap_map_eq_selfView on Github →