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Theorem option.none_ne_some

Modification history

2018-01-13 19:43

data/option.lean

fix(*): update to lean

Deleted option.none_ne_some View on Github →

2017-10-24 22:31

data/option.lean

feat(data/num,data/nat/cast,...): nat,num,int,rat.cast, list stuff

Added option.none_ne_some View on Github →