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Theorem mul_action.card_eq_sum_card_group_div_card_stabilizer'

Modification history

2022-06-29 12:27
src/group_theory/group_action/basic.lean
chore(group_theory/group_action/basic): split file (#15044) …
Modified mul_action.card_eq_sum_card_group_div_card_stabilizer'View on Github →
2021-09-02 19:07
src/group_theory/group_action/basic.lean
feat(group_theory/group_action/basic): class formula, Burnside's lemma (#8801) …
Added mul_action.card_eq_sum_card_group_div_card_stabilizer'View on Github →