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45 commits

Author SHA1 Message Date
Jeremy Avigad
9cd7db3fea fix(library/data/list/perm): fix typo in theorem names 2015-07-25 14:02:44 -04:00
Leonardo de Moura
8be82d7405 feat(data/list): add count for lists 2015-07-24 23:44:11 -07:00
Leonardo de Moura
18dd7c13f9 feat(frontends/lean): add '[congr]' attribute 2015-07-22 17:21:47 -07:00
Leonardo de Moura
ff425b66e7 feat(library/data/list): test type notation in the standard library 2015-07-20 22:00:05 -07:00
Leonardo de Moura
73f665dce3 refactor(library/data/list/perm): use anonymous 'suppose' and 'have' expressions 2015-07-19 12:35:12 -07:00
Leonardo de Moura
812ddf1ef5 feat(frontends/lean): add 'suppose'-expression 
It is a variant of 'assume' that allow anonymous declarations.
 2015-07-19 12:15:12 -07:00
Leonardo de Moura
92f8eb173b feat(frontends/lean): use 'this' as the name for anonymous 'have'-expression 2015-07-18 13:36:05 -05:00
Leonardo de Moura
ade60278d0 refactor(library): rename iff.mp' to iff.mpr 2015-07-18 08:52:58 -05:00
Floris van Doorn
124c9d3d8a feat(hott): various cleanup and fixes, rename \~ to ~, expand types.pointed 2015-06-25 22:31:40 -04:00
Leonardo de Moura
8967f57818 refactor(library/data/list): reduce reliance on definitional equality 2015-06-24 15:58:19 -07:00
Leonardo de Moura
1c5c79fbc1 refactor(library/data/list/perm): use improved 'obtain' to cleanup proof 2015-06-08 11:58:21 -07:00
Jeremy Avigad
f475408f4c feat(library/data/list/*): add theorems from Haitao Zhang and clean up 2015-06-05 09:32:00 -07:00
Leonardo de Moura
5da4922397 feat(library/data/list/perm): cleanup proofs 
refl and symm were refering to the setoid.refl and setoid.symm.
Moreover, they were producing harder elaboration problems
 2015-05-27 12:30:56 -07:00
Leonardo de Moura
6db08c5519 test(library): test new tactics in the standard library 2015-05-25 16:48:33 -07:00
Jeremy Avigad
42f2fc973a refactor(library/data/{finset,list,fintype}: rename cross_product to product 2015-05-08 19:51:37 +10:00
Jeremy Avigad
9e26dddaf3 feat(library/data/list/perm): add perm_filter 2015-05-08 19:51:37 +10:00
Leonardo de Moura
84deddcca9 feat(library/tactic/rewrite_tactic): apply 'reflexivity' tactic after 'rewrite' instead of hard coded solution 2015-05-05 20:23:49 -07:00
Leonardo de Moura
11f74363e2 refactor(library): rename 'intersection' to 'inter' in list and finset, add finset abbreviation at top level 2015-05-05 08:53:31 -07:00
Leonardo de Moura
cd17618f4a refactor(library): replace 'calc_trans', 'calc_symm', 'calc_refl' and 'calc_subst' commands with attributes '[symm]', '[refl]', '[trans]' and '[subst]' 
These attributes are used by the calc command.
They will also be used by tactics such as 'reflexivity', 'symmetry' and
'transitivity'.

See issue #500
 2015-05-02 15:15:35 -07:00
Leonardo de Moura
de369a0a0a feat(library/tactic/injection_tactic): improve 'injection' tactic 
see issue #500
 2015-05-01 15:49:56 -07:00
Leonardo de Moura
9ba8b284a1 fix(library/tactic/apply_tactic): add eapply, and fix issue #361 2015-05-01 15:08:00 -07:00
Leonardo de Moura
e948dd239c feat(library/data/list/perm): use new 'injection' tactic 2015-05-01 13:08:36 -07:00
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
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
fefddcd0f9 fix(library/data/list/perm): broken theorem 2015-04-11 09:42:24 -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
4be8741a39 feat(library/data/list): break list/basic.lean into smaller files 2015-04-10 05:19:52 -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
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
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
Renamed from library/data/perm.lean (Browse further)