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Def
equiv.sigma_subtype_preimage_equiv
Modification history
2022-05-04 20:04
src/logic/equiv/basic.lean
feat(logic/equiv/set): equivalences between all preimages gives an equivalence of domains (#13853)
Deleted
equiv.sigma_subtype_preimage_equiv
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2019-09-03 15:36
src/data/equiv/basic.lean
feat(data/equiv/basic): add more functions for equivalences between complex types (#1384) …
Added
equiv.sigma_subtype_preimage_equiv
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