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Def equiv.subtype_congr

Modification history

2021-04-21 04:20
src/data/equiv/basic.lean
feat(group_theory/{order_of_element, perm/cycles}): two cycles are conjugate iff their supports have the same size (#7024) …
Added equiv.subtype_congrView on Github →
2021-02-02 11:46
src/data/equiv/basic.lean
refactor(*): rename subtype_congr to subtype_equiv (#6004) …
Deleted equiv.subtype_congrView on Github →
2019-02-14 18:26
src/data/equiv/basic.lean
refactor(data/equiv): rename subtype_equiv_of_subtype to subtype_congr and subtype_congr to subtype_congr_prop
Modified equiv.subtype_congrView on Github →
2019-02-07 14:58
src/data/equiv/basic.lean
refactor(set_theory/cardinal): split up mk_Union_le_mk_sigma, add mk_Union_eq_mk_sigma; add equiv congruence for subtype
Added equiv.subtype_congrView on Github →