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Theorem finset.insert_ne_empty

Modification history

2017-11-22 05:33
data/finset/basic.lean
refactor(data/finset): redefine finsets as subtype of multisets
Modified finset.insert_ne_emptyView on Github →
2017-08-28 18:34
data/finset/basic.lean
feat(data/finset): add fold; add simp rules for insert, empty, singleton and mem
Added finset.insert_ne_emptyView on Github →