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Theorem function.injective.exists_unique_of_mem_range

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.exists_unique_of_mem_rangeView on Github →
2021-02-04 18:03
src/data/set/basic.lean
feat(data/fintype/basic): inv of inj on deceq (#5872)
Added function.injective.exists_unique_of_mem_rangeView on Github →