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112 commits

Author SHA1 Message Date
Leonardo de Moura
59b11c815c refactor(library/data/list/perm): remove unnessary lambda abstractions 
The contradiction tactic takes care of it.
 2015-04-30 14:02:19 -07:00
Leonardo de Moura
9760968b45 refactor(library,hott): use/test new 'contradiction' tactic in the standard and hott libraries 2015-04-30 13:56:12 -07:00
Leonardo de Moura
3912bc24c8 feat(frontends/lean): nicer syntax for 'intros' 'reverts' and 'clears' 2015-04-30 11:00:39 -07:00
Leonardo de Moura
018f768555 chore(library): remove some unnecessary parentheses 2015-04-29 14:39:59 -07:00
Leonardo de Moura
cc63a40a01 feat(library): enforce name conventions on old nat declarations 2015-04-18 10:50:30 -07:00
Leonardo de Moura
3b84a63874 fix(library/algebra/function): terminology 2015-04-16 20:52:18 -07:00
Leonardo de Moura
82eada7d56 feat(library/data/list/basic): add find nth theorem 2015-04-14 09:01:15 -07:00
Leonardo de Moura
f523d3a995 feat(library/data): add structure for converting a list of elements into a type, and then show the resultant type is a finite type 2015-04-12 17:33:58 -07:00
Leonardo de Moura
d9f8b0f3d7 feat(library/data/finset/comb): add cross_product to finset 2015-04-11 19:46:04 -07:00
Leonardo de Moura
4c827293a8 feat(library/data/list/perm): add perm_cross_product theorem 2015-04-11 19:13:34 -07:00
Leonardo de Moura
41ddc97e0d feat(library/data/list): define filter function for lists 2015-04-11 18:22:22 -07:00
Leonardo de Moura
3edf0dffdf feat(library/data/finset): define subset for finsets 2015-04-11 15:29:12 -07:00
Leonardo de Moura
06d4ae971d feat(library/data/list): add nodup_cross_product theorem 2015-04-11 14:31:01 -07:00
Leonardo de Moura
54a2d9750e refactor(library/data): simplify definition of disjoint 2015-04-11 14:04:09 -07:00
Leonardo de Moura
ee895e00dd feat(library/data/list): define cross_product for lists 2015-04-11 13:52:50 -07:00
Leonardo de Moura
fefddcd0f9 fix(library/data/list/perm): broken theorem 2015-04-11 09:42:24 -07:00
Leonardo de Moura
1b34f40f36 feat(library/data/list/set): add decidable_nodup 2015-04-11 09:39:26 -07:00
Leonardo de Moura
5304c5afb8 feat(library/data/list/set): add 'all' theorems 2015-04-11 09:28:05 -07:00
Leonardo de Moura
a24c0bf1db feat(library/data/finset): define intersection for finsets 2015-04-10 16:45:25 -07:00
Leonardo de Moura
49d6d43926 feat(library/data/list): define intersection for lists 2015-04-10 16:31:44 -07:00
Leonardo de Moura
d59c671054 feat(library/data/list/comb): define upto list generator 2015-04-10 15:32:44 -07:00
Leonardo de Moura
9d8b5aa347 feat(library/data/list/comb): add any/all theorems 2015-04-10 07:01:14 -07:00
Leonardo de Moura
53f730ec82 feat(library/data/list/bigop): add bigop perm theorem 2015-04-10 06:01:23 -07:00
Leonardo de Moura
608e2838bf feat(library/data/list): define bigop for lists 2015-04-10 05:52:19 -07:00
Leonardo de Moura
4be8741a39 feat(library/data/list): break list/basic.lean into smaller files 2015-04-10 05:19:52 -07:00
Leonardo de Moura
795acc70a6 refactor(library/data/finset): move finset to its own directory 2015-04-09 19:30:09 -07:00
Leonardo de Moura
ca377e5f8b feat(library/data/list/basic): add foldr/foldl theorems 2015-04-09 18:48:04 -07:00
Leonardo de Moura
b209f442f7 refactor(library/data/list) fix theorem name, and do not rely on implementation of mem 2015-04-09 16:27:48 -07:00
Leonardo de Moura
571ff76080 feat(library/data/list/perm): add perm_ext theorem 2015-04-09 15:27:32 -07:00
Leonardo de Moura
64173ddf93 feat(library/data/list/basic): more nodup theorems 2015-04-09 14:50:00 -07:00
Leonardo de Moura
b4611ba33d feat(library/data/list/basic): add mem erase theorems 2015-04-09 13:19:51 -07:00
Leonardo de Moura
d5176ebae5 refactor(library/algebra/binary): define right_commutative and left_commutative 2015-04-09 10:54:28 -07:00
Leonardo de Moura
8522fbec4b feat(library/data/list): more general theorems for perm foldl and foldr, and other minor improvements 2015-04-09 09:29:58 -07:00
Leonardo de Moura
07ff0900aa feat(library/data/list): add permutation theorems for union and insert 2015-04-08 19:02:35 -07:00
Leonardo de Moura
33422a387a feat(library/data/list/basic): define 'union' and 'insert' for lists 2015-04-08 18:12:51 -07:00
Leonardo de Moura
c95bd8ba61 feat(library/data/list): add erase_dup and theorems 2015-04-08 12:28:48 -07:00
Leonardo de Moura
05bd6b5fe7 feat(library/data/list): add foldr/foldl equality theorems for permutations 2015-04-08 10:36:05 -07:00
Leonardo de Moura
afc75f141c refactor(library/data/list/perm): prove auxiliary theorems using 'match-with' 2015-04-08 09:43:17 -07:00
Leonardo de Moura
56d20852aa refactor(library/data/list/perm): remove dead code 2015-04-08 09:32:28 -07:00
Leonardo de Moura
ef1b057b63 refactor(library/data/list/perm): cleanup theorem 2015-04-08 09:29:40 -07:00
Leonardo de Moura
e0e65705db feat(library/data/list/perm): add perm inversion theorems 2015-04-07 18:54:02 -07:00
Leonardo de Moura
c6a35e718d refactor(library/data/list/perm): use by_cases instead of dependent-if 2015-04-07 09:26:24 -07:00
Leonardo de Moura
9306830d8c feat(library/data/list): perm is decidable 2015-04-07 09:12:10 -07:00
Leonardo de Moura
3b959c9e6c refactor(library/data): move perm to list folder 2015-04-05 12:01:32 -07:00
Leonardo de Moura
f1b7021ed0 feat(library/data/list/basic): add more theorems for disjoint predicate 2015-04-03 22:55:16 -07:00
Leonardo de Moura
23a1f5fa4b feat(library/data/list/basic): define nodup and disjoint 2015-04-03 15:44:07 -07:00
Leonardo de Moura
01f5dd9fa8 feat(library/data/list): add "erase" function lemmas 2015-04-03 13:18:48 -07:00
Leonardo de Moura
fc0ed5e46c feat(library/data/list/basic): define erase and prove basic theorems 2015-04-02 23:58:47 -07:00
Leonardo de Moura
e47c8c2d9e feat(library/data/list/basic): add quasiequality predicate l₁≈a|l₂, l₁ is equal to l₂ with 'a' inserted somewhere 2015-04-02 20:00:46 -07:00
Leonardo de Moura
e35de54cee feat(library/data/list/basic): add aux theorems 2015-03-31 18:38:05 -07:00