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Theorem finset.exists_mem_subset_of_subset_bUnion_of_directed_on

Modification history

2022-04-29 18:38
src/data/finset/basic.lean
feat(data/finset/basic): A finset that's a subset of a `directed` union is contained in one element (#13727) …
Deleted finset.exists_mem_subset_of_subset_bUnion_of_directed_onView on Github →
2021-04-07 06:34
src/data/finset/basic.lean
feat(data/*set): some finite sets lemmas (#7037)
Added finset.exists_mem_subset_of_subset_bUnion_of_directed_onView on Github →