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Theorem set.preimage_compl_eq_image_compl

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.preimage_compl_eq_image_complView on Github →
2022-06-04 13:16
src/data/set/basic.lean
feat(order/boolean_algebra, set/basic): some compl lemmas (#14508) …
Added set.preimage_compl_eq_image_complView on Github →