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Theorem finset.eq_of_mem_of_not_mem_erase

Modification history

2022-02-12 19:33
src/data/finset/basic.lean
chore(data/finset/basic): Golf and compress (#11987) …
Modified finset.eq_of_mem_of_not_mem_eraseView on Github →
2020-06-22 16:12
src/data/finset.lean
feat(data/finset,data/fintype,algebra/big_operators): some more lemmas (#3124) …
Added finset.eq_of_mem_of_not_mem_eraseView on Github →