Mathlib Changelog
v3
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Mathlib v3 is deprecated.
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Theorem
function.injective.mem_set_image
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.injective.mem_set_image
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2021-09-08 14:01
src/data/set/basic.lean
feat(data/(fin)set/basic): `image` and `mem` lemmas (#9031) …
Added
function.injective.mem_set_image
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