Theorem Subgroup.IsComplement'.card_mul

Modification history

2026-08-10 08:17
Mathlib/GroupTheory/Complement.lean
chore(GroupTheory/Complement): deduplicate IsComplement.card_mul (#42493) …
Deleted Subgroup.IsComplement'.card_mulView on Github →
2024-07-18 16:07
Mathlib/GroupTheory/Complement.lean
refactor(GroupTheory/Complement,SchurZassenhaus): Replace `Fintype.card` with `Nat.card` (#14856) …
Modified Subgroup.IsComplement'.card_mulView on Github →
2023-05-29 08:45
Mathlib/GroupTheory/Complement.lean
feat: port GroupTheory.Complement (#4349)
Added Subgroup.IsComplement'.card_mulView on Github →