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Theorem nat.psub_eq_none

Modification history

2020-12-21 20:56
src/data/nat/psub.lean
feat(data/ordmap): Ordered maps (like rb_map but better) (#5353) …
Modified nat.psub_eq_noneView on Github →
2020-09-14 12:41
src/data/nat/basic.lean
refactor(data/nat/*): cleanup data.nat.basic, split data.nat.choose (#4135) …
Modified nat.psub_eq_noneView on Github →
2017-11-01 04:35
data/nat/basic.lean
feat(data/num,data/multiset): more properties of binary numbers, begin multisets
Added nat.psub_eq_noneView on Github →