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Theorem set.sigma_empty

Modification history

2022-12-13 19:33
src/data/set/sigma.lean
chore(data/set/sigma): Fix lemma (#17929) …
Modified set.sigma_emptyView on Github →
2022-03-04 17:34
src/data/set/sigma.lean
feat(data/set/sigma): Indexed sum of sets (#12305) …
Added set.sigma_emptyView on Github →