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Theorem finset.card_ne_zero_of_mem

Modification history

2021-12-18 18:09
src/data/finset/basic.lean
split(data/finset/*): Split `data.finset.card` and `data.finset.fin` off `data.finset.basic` (#10796) …
Modified finset.card_ne_zero_of_memView on Github →
2019-09-17 18:02
src/data/finset.lean
feat(set_theory/game): the theory of combinatorial games (#1274) …
Added finset.card_ne_zero_of_memView on Github →