Theorem Subgroup.relindex_comap
Modification history
2025-09-13 17:16
Mathlib/GroupTheory/Index.lean
chore(GroupTheory/Index): rename `relindex` to `relIndex` (#19872) …
Deleted Subgroup.relindex_comapView on Github →2024-07-15 20:56
Mathlib/GroupTheory/Index.lean
refactor(GroupTheory/Index): Replace `Fintype.card` with `Nat.card` (#13630) …
Modified Subgroup.relindex_comapView on Github →