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Theorem subtype.coe_image_of_subset

Modification history

2022-12-07 20:30
src/data/set/basic.lean
refactor(data/set/basic): move image, preimage, and range to a new file (#17842) …
Modified subtype.coe_image_of_subsetView on Github →
2021-09-08 14:01
src/data/set/basic.lean
feat(data/(fin)set/basic): `image` and `mem` lemmas (#9031) …
Added subtype.coe_image_of_subsetView on Github →