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Theorem function.left_inverse.preimage_preimage

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 function.left_inverse.preimage_preimageView on Github →
2021-08-15 19:29
src/data/set/basic.lean
chore(data/set/basic): add `image_image` and `preimage_preimage` to `function.left_inverse` (#8688)
Added function.left_inverse.preimage_preimageView on Github →