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Theorem finset.disj_union_singleton

Modification history

2022-11-12 02:18
src/data/finset/basic.lean
refactor(order/bounded_order): relax typeclass requirements on `disjoint` and `codisjoint` (#16434) …
Modified finset.disj_union_singletonView on Github →
2022-07-15 15:49
src/data/finset/basic.lean
feat(data/finset/basic): lemmas about `filter`, `cons`, and `disj_union` (#15385) …
Added finset.disj_union_singletonView on Github →