3 commits

Author	SHA1	Message	Date
Leonardo de Moura	aa2a417483	feat(library/data/hf): add induction and total order for hf	2015-08-13 14:11:44 -07:00
Leonardo de Moura	6fd3affeb1	feat(library/data/finset/equiv): show that (finset nat) is isomorphic to nat	2015-08-11 15:54:14 -07:00
Leonardo de Moura	a5615a6ea7	feat(library/data/finset/equiv): start bijection from (finset nat) to nat	2015-08-10 19:42:09 -07:00