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Theorem finset.nonempty.image_iff

Modification history

2022-12-08 18:41
src/data/finset/basic.lean
refactor(data/finset/image): split out of data/finset/basic (#17852) …
Modified finset.nonempty.image_iffView on Github →
2022-02-12 19:33
src/data/finset/basic.lean
chore(data/finset/basic): Golf and compress (#11987) …
Modified finset.nonempty.image_iffView on Github →
2021-02-02 04:14
src/data/finset/basic.lean
feat(data/finset/basic): add lemmas about bUnion and images of functions on finsets (#5887) …
Added finset.nonempty.image_iffView on Github →