Theorem set.image_empty
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 set.image_emptyView on Github →2020-08-07 16:49
src/data/set/basic.lean
feat(measurable_space): more properties of measurable sets in a product (#3703) …
Modified set.image_emptyView on Github →2018-05-29 17:20
data/set/basic.lean
feat(computability/primrec): add traditional primrec definition …
Modified set.image_emptyView on Github →2018-04-01 22:10
data/set/basic.lean
feat(data/set/basic): add some more set lemmas
Modified set.image_emptyView on Github →2017-08-02 22:32
data/set/basic.lean
refactor(data/set/basic,*): vimage -> preimage, add notation
Modified set.image_emptyView on Github →