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126 commits

Author SHA1 Message Date
Floris van Doorn
2325d23f68 feat(hott): port nat and int from the standard library 2015-12-09 12:36:11 -08:00
Leonardo de Moura
b94e31a72c refactor(library): remove algebra namespace 2015-12-05 23:50:01 -08:00
Leonardo de Moura
5a98a2538c refactor(library): move basic simp/congr rules to init folder, delete some legacy files 2015-11-20 16:38:10 -08:00
Jeremy Avigad
eea4e4ec55 fix(tests/lean/*): fix tests 2015-11-08 14:04:59 -08:00
Jeremy Avigad
2beb0030d6 refactor(library/*): protect sub in nat, div in nat and int 2015-11-08 14:04:59 -08:00
Jeremy Avigad
da5bd03656 refactor(library/init/nat,library/data/nat/*): chagne dots to underscores in protected names 2015-11-08 14:04:59 -08:00
Jeremy Avigad
6dfaf1863c refactor(library/data/int/{basic,order}): protect theorem names 2015-11-08 14:04:59 -08:00
Jeremy Avigad
dc8858d764 refactor(library/init/nat,library/): protect more nat theorems 2015-11-08 14:04:59 -08:00
Leonardo de Moura
5468076400 refactor(library/data): cleanup proofs 2015-11-08 14:04:58 -08:00
Leonardo de Moura
ac01e9e352 refactor(library/data/int/basic): cleanup proof 2015-11-08 14:04:58 -08:00
Leonardo de Moura
6df31d3406 refactor(library/data/nat/basic): mark some theorems as protected to avoid overloading 2015-11-08 14:04:56 -08:00
Leonardo de Moura
ce21996635 feat(library): define custom recursors for nat, and minimize the use of krewrite 2015-11-08 14:04:55 -08:00
Leonardo de Moura
6e44a42779 refactor(library/data/int,library/data/rat): rename theorems: of_nat_zero, of_nat_one, of_int_zero, of_int_one 2015-11-08 14:04:55 -08:00
Leonardo de Moura
26eb6fa849 feat(*): new numeral encoding 2015-11-08 14:04:55 -08:00
Leonardo de Moura
a9f5735bb5 fix(library/data/int/basic): remove sorry's 2015-11-08 14:04:55 -08:00
Jeremy Avigad
1ffe62341b fix(library/data/int): more int problems 2015-11-08 14:04:54 -08:00
Leonardo de Moura
07b33ec75e fix(library/data/int,library/data/rat): int and rat 2015-11-08 14:04:54 -08:00
Leonardo de Moura
27b4eb2058 fix(library/data): hf, int, nat, pnat 2015-11-08 14:04:54 -08:00
Leonardo de Moura
3369152559 fix(library/data,library/theories): fin, bag, finset, hf, list, ... 2015-11-08 14:04:54 -08:00
Leonardo de Moura
a618bd7d6c refactor(library): use type classes for encoding all arithmetic operations 
Before this commit we were using overloading for concrete structures and
type classes for abstract ones.

This is the first of series of commits that implement this modification
 2015-11-08 14:04:54 -08:00
Sebastian Ullrich
d1b5031dbd feat(library): add some spacing hints 2015-09-30 17:36:32 -07:00
Jeremy Avigad
de83a68667 refactor(library/data/{int,rat}/*): clean up casts between nat, int, and rat 2015-09-12 21:46:09 -04:00
Leonardo de Moura
e01b155b2e refactor(library/data/int/basic): cleanup proof 
Proof was abusing the higher-order unifier
 2015-08-31 16:53:11 -10:00
Jeremy Avigad
7dda69fec7 feat/refactor(library/theories/number_theory/irrational_roots,library/*): show nth roots irrational, and add lots of missing theorems 2015-08-16 23:23:23 -04:00
Mario Carneiro
066b0fcdf9 feat(library): clean up "sorry"s in library 
Breaking changes: pnat was redefined to use subtype instead of a custom inductive type, which affects the notation for pnat 2 and 3
 2015-07-24 12:21:33 -04:00
Leonardo de Moura
e969c7a8d6 refactor(library): remove 'simp' hack 2015-07-22 10:13:19 -07:00
Leonardo de Moura
0de715ae54 refactor(library/data): cleanup proofs using new features 2015-07-21 09:57:10 -07:00
Leonardo de Moura
3ab0e07ba9 feat(frontends/lean): add simp tactic frontend stub 
This commit also removes the fake_simplifier. It doesn't work anymore
because simp is now a reserved word.
 2015-07-14 09:54:53 -04:00
Leonardo de Moura
4b1b3e277f feat(frontends/lean): rename '[unfold-c]' to '[unfold]' and '[unfold-f]' to '[unfold-full]' 
see issue #693
 2015-07-07 16:37:06 -07:00
Leonardo de Moura
cf574d0127 feat(library): assign priorities to notation declarations in the standard library 
Now, even if the user opens the namespaces in the "wrong" order, the
notation + coercions will behave as expected.
 2015-06-30 17:38:13 -07:00
Jeremy Avigad
a54fb42f87 refactor(library/data/int/basic): put int.of_nat coercion in int namespace 2015-06-29 21:00:42 +10:00
Jeremy Avigad
130eb3f6d9 fix(library/data/int/basic): change notation from -[n+1] to -[1+n] to avoid conflict e.g. with -[coercions] 2015-06-29 15:23:11 +10:00
Leonardo de Moura
4b91cfccff feat(frontends/lean/builtin_exprs): make notation ( e : T ) builtin 
In the previous approach, the following (definitionally equal) term was being generated

       (fun (A : Type) (a : A), a) T e
 2015-06-10 14:52:59 -07:00
Jeremy Avigad
ffa648a090 feat/refactor(library/*): various additions and improvements 2015-06-01 12:35:44 +10:00
Jeremy Avigad
b76445df39 feat(library/data/{nat,int}/div.lean,*): improve and extend div in nat and int 2015-05-30 22:10:21 +10:00
Leonardo de Moura
dc6411b903 feat(library/inductive_unifier_plugin): restrict rule that was generating non-terminating behavior 
see issue #632
 2015-05-27 14:41:12 -07:00
Floris van Doorn
0c7e16e017 feat(library.data.int.basic): move theorems about successor and predecessor from HoTT to standard library 2015-05-26 21:37:01 -07:00
Jeremy Avigad
a64c0ea845 feat/refactor(library/data/{int,rat}/*): improve casting from nat to int to rat 2015-05-25 16:50:42 -07:00
Jeremy Avigad
4ed9e46532 refactor(library/data/int/*): use better direction for of_nat theorems 2015-05-25 16:50:42 -07:00
Leonardo de Moura
e1c2340db2 fix(frontends/lean): consistent behavior for protected declarations 
see https://github.com/leanprover/lean/issues/604#issuecomment-103265608

closes #609
 2015-05-18 22:35:18 -07:00
Floris van Doorn
2144036cdb feat(hott.circle): prove that the fundamental group of the circle is equal to the integers, as groups 
Also many minor fixes at various places
 2015-05-18 15:59:55 -07:00
Jeremy Avigad
42616f766f refactor(library/data/{nat,int,rat}/{basic.lean,order.lean}: make algebra instance declarations local 2015-05-12 06:20:47 -07:00
Leonardo de Moura
d2adf922b7 refactor(library/data/int): use "migrate" command 2015-05-12 04:24:13 -07:00
Floris van Doorn
9893de6194 feat(hit/circle): prove partly that the fundamental group of the circle is int 
Also add markdown files for nat and int
 2015-05-07 16:39:04 -07:00
Floris van Doorn
7cfac38eda feat(hott): port parts of natural numbers and integers from standard library to HoTT 
This also involves:
- adding definitions about logic and natural numbers existing in the standard library to init
- porting the current algebraic hierarchy
 2015-05-07 16:39:03 -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
e8affed020 refactor(library): test new tactics in the standard library 2015-05-01 18:18:29 -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
018f768555 chore(library): remove some unnecessary parentheses 2015-04-29 14:39:59 -07:00
Floris van Doorn
9d805437f0 fix(reserved_notation): lower binding power of 'iff' 2015-04-22 13:06:11 -07:00