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Theorem set.nonempty_diff

Modification history

2021-01-27 18:19
src/data/set/basic.lean
refactor(data/set/basic): simpler proofs (#5920) …
Modified set.nonempty_diffView on Github →
2020-01-09 22:58
src/data/set/basic.lean
refactor(data/set/basic): change def of `⊂` to match `<` (#1862)
Added set.nonempty_diffView on Github →