Theorem Equiv.Perm.mem_support_ofSubtype

Modification history

2026-03-12 12:09
Mathlib/GroupTheory/Perm/Support.lean
feat(GroupTheory/SpecificGroups/Alternating/Simple): the alternating group on at least 5 letters is simple. (#33082) …
Added Equiv.Perm.mem_support_ofSubtypeView on Github →