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Theorem equiv.perm.is_cycle.ne_one

Modification history

2023-01-04 22:44
src/group_theory/perm/cycle/basic.lean
refactor(group_theory/perm/cycle/basic): Consolidate API (#17898) …
Modified equiv.perm.is_cycle.ne_oneView on Github →
2021-04-06 09:41
src/group_theory/perm/cycles.lean
feat(group_theory/perm/*): facts about the cardinality of the support of a permutation (#6951) …
Added equiv.perm.is_cycle.ne_oneView on Github →