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1308 commits

Author SHA1 Message Date
Leonardo de Moura
cfa9412f96 fix(frontends/lean): "show goal" localization, add "position", support "by tactic" 2015-07-28 12:48:12 -07:00
Jeremy Avigad
d02b83b6d6 feat(library/theories/number_theory/prime_factorization): prove that n is equal to its prime factorization 2015-07-27 15:16:16 -07:00
Jeremy Avigad
6355670ac4 fix(library/data/nat/nat.md): add 'find' to markdown file 2015-07-27 07:46:59 -07:00
Jeremy Avigad
3fc74c2ba8 feat(library/theories/combinatorics/choose): show the number of subsets of s of size k is choose (card s) k 2015-07-27 07:46:59 -07:00
Jeremy Avigad
471c9058eb fix/feat(library/logic/connectives,library/data/{finset,set}): fix names or.left_distrib etc., fix implicit arguments, and make small additions 2015-07-27 07:46:59 -07:00
Leonardo de Moura
a124bc246a feat(library/data/fin): add equivalences between fin types 2015-07-26 15:42:39 -07:00
Leonardo de Moura
d95e3c1e1d feat(library/data/equiv): basic equivalences 2015-07-26 13:06:01 -07:00
Leonardo de Moura
72d6550a7a feat(library/data/bag): show that subbag predicate is decidable when A has decidable equality 2015-07-25 17:44:03 -07:00
Leonardo de Moura
31b1606658 feat(library/data/bag): add subbag predicate 2015-07-25 14:31:24 -07:00
Leonardo de Moura
a883b72a25 fix(library/data): 'choose' -> 'find' renaming problems 2015-07-25 11:25:04 -07:00
Jeremy Avigad
1cc6be6052 feat(library/data/finset/comb): define powerset 2015-07-25 14:02:44 -04:00
Jeremy Avigad
c9d6cc5255 feat(library/data/{finset,set}): various basic facts 2015-07-25 14:02:44 -04:00
Jeremy Avigad
9cd7db3fea fix(library/data/list/perm): fix typo in theorem names 2015-07-25 14:02:44 -04:00
Jeremy Avigad
d3cd0bb8ff refactor(library/data/nat/find): rename 'choose' to 'find' to avoid conflict with combinatorics 'choose' 2015-07-25 14:02:44 -04:00
Leonardo de Moura
43f5f70414 feat(library/data/bag): add basic properties for bag intersection and union 2015-07-25 08:37:30 -07:00
Leonardo de Moura
ebf8c7fbdb feat(library/data): define bag using quotients 2015-07-24 23:45:08 -07:00
Leonardo de Moura
8be82d7405 feat(data/list): add count for lists 2015-07-24 23:44:11 -07:00
Leonardo de Moura
99a9dec93f refactor(library/data/real/basic): declare 'real' in the toplevel like 'nat', 'int' and 'rat' 2015-07-24 11:59:46 -07:00
Leonardo de Moura
5c7a20e5bd fix(library/unifier): crash when unifying constraints of the form (pr t =?= s) 
where pr is a projection and t is a stuck term

see issue #737
 2015-07-24 11:52:46 -07:00
Leonardo de Moura
0f2c0b6512 feat(library/data/real/basic): replace 'have ... [visible]' with 'assert ...' 
Remove comments about "sorry"s. Mario has fixed all of them.
 2015-07-24 10:07:16 -07:00
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
e221d38790 feat(library/tactic/assert_tactic): allow duplicate names for hypotheses in assert tactic 2015-07-23 18:52:59 -07:00
Leonardo de Moura
946308b187 feat(frontends/lean): allow anonymous 'have'-expressions in tactic mode 2015-07-23 18:52:59 -07:00
Leonardo de Moura
86e9002b66 doc(library/logic/axioms/examples): add alternative proof for has_left_inverse_of_injective 2015-07-22 22:11:13 -07:00
Leonardo de Moura
18dd7c13f9 feat(frontends/lean): add '[congr]' attribute 2015-07-22 17:21:47 -07:00
Leonardo de Moura
cc396cba76 feat(frontends/lean): allow backticks in binder declarations 2015-07-22 13:54:47 -07:00
Leonardo de Moura
fbaa8b21f6 refactor(library/data/nat): cleanup for the tutorial 2015-07-22 13:41:50 -07:00
Leonardo de Moura
e969c7a8d6 refactor(library): remove 'simp' hack 2015-07-22 10:13:19 -07:00
Leonardo de Moura
092c8d05b9 feat(frontends/lean,library): rename '[rewrite]' to '[simp]' 2015-07-22 09:01:42 -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
3e3d37905c refactor(library/data): cleanup proofs using new features 2015-07-21 08:26:44 -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
b9451549d1 feat(frontends/lean): add type notation for referencing hypotheses 2015-07-20 21:43:47 -07:00
Leonardo de Moura
10e5b182b5 refactor(library/data): use "suppose"-expressions to cleanup proofs 2015-07-20 19:45:54 -07:00
Leonardo de Moura
8ad6312764 feat(library/hlist): add helper eq.rec lemmas 2015-07-20 14:56:50 -07:00
Leonardo de Moura
0a8bab14ee feat(library/data/vector): add helper lemmas for proving v == w when v and w are vectors 2015-07-20 11:59:03 -07:00
Leonardo de Moura
48f8b8f18d refactor(library): use new 'suppose'-expression 2015-07-19 21:15:20 -07:00
Leonardo de Moura
c2fc612ec1 fix(library/data/nat/order): add missing theorems back 2015-07-19 20:21:25 -07:00
Leonardo de Moura
6936d71030 feat(library/data/list/basic): add 'firstn' definition and theorems 2015-07-19 20:15:40 -07:00
Leonardo de Moura
d2f64d7744 feat(library/data/nat/order): add 'max/min' auxiliary theorems 2015-07-19 20:15:11 -07:00
Leonardo de Moura
d91627ebec refactor(library): move 'max/min' to 'data/nat' 2015-07-19 19:47:14 -07:00
Leonardo de Moura
01169ca2a8 feat(library/data/hlist): add heterogeneous lists 2015-07-19 14:33:15 -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
784184a137 chore(library/theories/number_theory/primes): remove unnecessary "have" 2015-07-18 12:48:07 -05:00
Leonardo de Moura
ade60278d0 refactor(library): rename iff.mp' to iff.mpr 2015-07-18 08:52:58 -05:00
Leonardo de Moura
16f50d9aea feat(library/data/list/basic): add list.is_inhabited 2015-07-17 06:52:43 -04:00
Leonardo de Moura
c0cd72fc8d chore(library/theories/group_theory): remove dangling "check"s 2015-07-16 22:50:02 -04:00
Leonardo de Moura
9d83361fdc refactor(library): use subtype instead of sigma 2015-07-16 22:48:33 -04:00
Leonardo de Moura
d70c79f4e3 refactor(library/data/fin,library/theories/group_theory/cyclic): fixes #735 2015-07-16 19:39:12 -04:00
Haitao Zhang
ca895e4901 fix(library/data/finset/partition): improve lemmas on binary partition 2015-07-16 14:13:06 -07:00
Haitao Zhang
a04c6b0c7d feat(library/theories/group_theory): Group and finite group theories 
subgroup.lean : general subgroup theories, quotient group using quot
finsubg.lean : finite subgroups (finset and fintype), Lagrange theorem,
  finite cosets and lcoset_type, normalizer for finite groups, coset product
  and quotient group based on lcoset_type, semidirect product
hom.lean : homomorphism and isomorphism, kernel, first isomorphism theorem
perm.lean : permutation group
cyclic.lean : cyclic subgroup, finite generator, order of generator, sequence and rotation
action.lean : fixed point, action, stabilizer, orbit stabilizer theorem, orbit partition,
  Cayley theorem, action on lcoset, cardinality of permutation group
pgroup.lean : subgroup with order of prime power, Cauchy theorem, first Sylow theorem
 2015-07-15 20:02:11 -07:00
Haitao Zhang
5ffcd2a2d8 feat(library/algebra/group): add definitions and lemmas of conjugation 2015-07-15 19:36:18 -07:00
Haitao Zhang
f4cbd98692 feat(library/algebra/group): add theorem eq_inv_of_mul_eq_one 2015-07-15 18:43:47 -07:00
Haitao Zhang
9ba350098f feat(library/data): add a few convenience lemmas 2015-07-15 17:44:37 -07:00
Haitao Zhang
8dc45686ff feat(library/data/finset/partition): add theory of binary partition 2015-07-15 17:44:36 -07:00
Leonardo de Moura
89f69630b6 feat(library): use sigma instead of exists (experimental) 2015-07-15 15:49:47 -04:00
Haitao Zhang
721d3781ca feat(library/data/list/basic): add a lemma length_pos_of_mem 2015-07-15 14:49:53 -04:00
Haitao Zhang
9d523bae6b feat(library/data/fin): add more fin definition and lemmas 2015-07-15 14:49:53 -04:00
Haitao Zhang
516333ad65 feat(library/algebra/group_bigops): add Prodl theorems 2015-07-15 14:49:53 -04:00
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
Haitao Zhang
5034de9c4e feat(library/data/nat/power): add nat power divide theorems 2015-07-13 22:02:17 -04:00
Haitao Zhang
fae8176363 feat(library/data/list/comb): add map theorems 2015-07-13 22:02:17 -04:00
Leonardo de Moura
267545ca0c feat(frontends/lean): parse 'with_options' tactical 
see issue #492
 2015-07-13 19:13:41 -04:00
Leonardo de Moura
6ab5cf214c feat(library,hott): add simp tactic reference 2015-07-13 18:01:40 -04:00
Leonardo de Moura
ebe6ec0017 feat(library): add '[rewrite]' annotation some some theorems 2015-07-13 16:39:53 -04:00
Leonardo de Moura
1881ad0aef feat(library/logic/weak_fan): add weak_fan theorem 2015-07-13 10:18:12 -04:00
Leonardo de Moura
ea62a27b6b feat(library/data/stream): define lex-order for streams 2015-07-12 16:55:04 -04:00
Jeremy Avigad
98cace9bf8 fix(library/data/finset/bigops): remove extraneous parameter 2015-07-11 19:01:44 -04:00
Jeremy Avigad
9810105a2a refactor(library/data/finste/basic): rename non_empty_of_card_succ to ne_empty_of_card_eq_succ 2015-07-11 19:01:44 -04:00
Jeremy Avigad
d443b25dee fix(library/data/{finset,set}/basic: change notation from {[a, b, c]} to '{a, b, c} 2015-07-11 19:01:44 -04:00
Jeremy Avigad
e8ad284ead feat(library/data/finset/{bigops,comb}): add two theorems for Haitao 2015-07-11 19:01:43 -04:00
Jeremy Avigad
70407473c2 feat(library/theories/combinatorics/choose): begin theory of binomial coefficients 2015-07-11 19:01:43 -04:00
Leonardo de Moura
8e8e08cfe7 feat(library/tactic): use occurrence object in unfold tactic family 2015-07-11 18:53:45 -04:00
Leonardo de Moura
d939509135 doc(library/data/nat/examples): add tail recursive fib example 2015-07-10 20:38:07 -04:00
Leonardo de Moura
fc82b46171 chore(library/data/nat/examples/fib): cleanup example 2015-07-10 08:18:30 -04:00
Leonardo de Moura
32cc2e917b doc(library/data/nat/examples): add examples 2015-07-09 21:56:48 -04:00
Leonardo de Moura
a9515ac7a4 feat(library/tactic/rewrite_tactic): try to fold nested recursive applications after unfolding a recursive function 
See issue #692.
The implementation still has some rough spots.
It is not clear what the right semantic is.
Moreover, the folds in e_closure could not be eliminated automatically.
 2015-07-08 21:19:18 -04:00
Jeremy Avigad
7f1993be41 feat(library/theories/number_theory/prime_factorization): begin theory, with multiplicity and prime_factors 2015-07-07 21:05:48 -07:00
Jeremy Avigad
ac7f7cee63 refactor(library/theories/number_theory/primes): add some minor theorems, and rename some theorems 2015-07-07 21:05:48 -07:00
Jeremy Avigad
d9098ff4e5 fix(library/theories/number_theory/bezout): make duplicate proof of prime -> irreducible an example 2015-07-07 21:05:48 -07:00
Jeremy Avigad
2e3b1b04cd feat(library/algebra/ring_power): add properties of power in ring structures 2015-07-07 21:05:48 -07:00
Jeremy Avigad
31aeff95d5 refactor(library/algebra/ordered_ring): remove 0 ~= 1 from ordered_semiring, add 0 < 1 to linear_ordered_semiring 2015-07-07 21:05:48 -07:00
Jeremy Avigad
e35f05ad47 feat(library/data/nat/order): add greatest i < n st P i 2015-07-07 21:05:48 -07:00
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
0828ca775c feat(library/data): add type equivalence lemmas for subtype and vector 2015-07-06 12:44:51 -07:00
Leonardo de Moura
9f7c4aac69 feat(library): add helper lemmas for equivalent types 2015-07-06 12:17:57 -07:00
Leonardo de Moura
01ba0b4747 feat(library/logic/equiv): add equivalence between types 
This is a good test for the simplifier
 2015-07-06 11:17:03 -07:00
Leonardo de Moura
77d5657813 refactor(library/algebra/function): move function.lean to init folder 
Motivation: this file defines basic things such as function composition.
In the HoTT library, it is located in the init folder.
 2015-07-06 07:29:56 -07:00
Leonardo de Moura
9ccd8ff700 feat(library/data/nat/parity): cleanup proofs 2015-07-05 09:35:15 -07:00
Leonardo de Moura
db1fae0461 feat(library/theories/number_theory/primes): cleanup proofs 2015-07-05 08:21:16 -07:00
Leonardo de Moura
d1b5a6be54 feat(library/theories/number_theory/primes): add Haitao's divisor_of_prime_pow lemma 2015-07-04 13:27:10 -07:00
François G. Dorais
10b55bd785 feat(library/data/fin): add proof of finite choice 2015-07-04 09:58:18 -07:00
Leonardo de Moura
f4f77e7f0b feat(library): move data/nat/primes to theories/number_theory 2015-07-04 09:49:14 -07:00
Jeremy Avigad
a776e13c3b feat(library/theories/number_theory/bezout): for nat, irreducible implies prime 2015-07-04 22:56:55 +10:00
Leonardo de Moura
aee8bd8b0c feat(library/data/nat): add coprime_primes theorem 2015-07-04 00:37:09 -07:00
Leonardo de Moura
e630511184 feat(library/data/nat/primes): add more simple theorems for primes 2015-07-03 23:31:04 -07:00
Leonardo de Moura
30ef971bc0 feat(library/data/nat): add basic facts about parity 2015-07-03 17:38:23 -07:00
Leonardo de Moura
1bdc9e0747 feat(library/data/finset/card): add dvd_Sum_of_dvd 2015-07-03 14:01:15 -07:00