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Theorem subtype.preimage_coe_nonempty

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 subtype.preimage_coe_nonemptyView on Github →
2020-07-29 08:21
src/data/set/basic.lean
feat(topology): assorted topological lemmas (#3619) …
Added subtype.preimage_coe_nonemptyView on Github →