2 commits

Author	SHA1	Message	Date
Jeremy Avigad	86b64cf43b	feat(library/data/set/*,library/algebra/group_bigops): better finiteness lemmas, reindexing for big operations	2015-12-31 15:16:57 -08:00
Jeremy Avigad	719e9043cd	feat(library/data/set/equinumerosity): add Cantor's theorem, Schroeder-Bernstein theorem	2015-09-25 09:32:28 -07:00