3 commits

Author	SHA1	Message	Date
Jeremy Avigad	2beb0030d6	refactor(library/*): protect sub in nat, div in nat and int	2015-11-08 14:04:59 -08:00
Leonardo de Moura	cb9830beaf	refactor(library/logic/choice): move prop_decidable instance into namespace 'classical'	2015-08-12 17:06:15 -07:00
Jeremy Avigad	f97298394b	feat(library/data/nat/bigops,library/data/set/card,library/*): add set versions of bigops for nat ... This required splitting data/set/card.lean from data/set/finite.lean, to avoid dependencies	2015-08-08 17:20:23 -04:00