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587 commits

Author SHA1 Message Date
Leonardo de Moura
e72c4977f0 feat(frontends/lean): nicer notation for dependent if-then-else 2014-12-04 11:13:09 -08:00
Leonardo de Moura
7d19b5b743 refactor(library/data/vector): cleanup 2014-12-03 21:06:17 -08:00
Floris van Doorn
e52157a8ea feat(hott/types): start characterization of pi-types and W-types 2014-12-03 20:29:16 -08:00
Floris van Doorn
2913035a61 style(hott/types): some style fixes in prod and sigma 2014-12-03 20:29:16 -08:00
Floris van Doorn
ff5e3d4403 style(hott/path): indent within namespace, add variables 2014-12-03 20:29:16 -08:00
Floris van Doorn
4b799a9da4 fix(hott/trunc): add explicit coercion so that the notation works if nat is not opened 2014-12-03 20:29:16 -08:00
Floris van Doorn
b62b4754cb feat(library/algebra): modify categories to use definitions, prove basic theorems about discrete categories 2014-12-03 20:29:16 -08:00
Leonardo de Moura
811bc6a31f feat(library/init/measurable): add 'measurable' type class 2014-12-03 18:54:24 -08:00
Leonardo de Moura
af978e40e8 refactor(library/data/option): move 'option' declaration to init.datatypes 2014-12-03 18:53:23 -08:00
Leonardo de Moura
fca97d5bb2 feat(library/definitional): add brec_on construction, closes #272 2014-12-03 10:39:32 -08:00
Jeremy Avigad
57effaf1a9 refactor(library/algebra): use new naming conventions, add information to speed up proofs 2014-12-02 12:14:14 -08:00
Jeremy Avigad
1bffd8dd21 refactor(library/algebra/order): change strong order pair, adopt new naming conventions 2014-12-02 12:14:14 -08:00
Leonardo de Moura
73429547ba fix(init/reserved_notation): remove "invisible" character at \/ 2014-12-02 12:06:39 -08:00
Leonardo de Moura
06f436840f fix(library/unifier): postpone class-instance constraints whose type could not be inferred 2014-12-01 22:27:23 -08:00
Leonardo de Moura
e6672b958f fix(library/tactic/inversion_tactic): add missing case 2014-12-01 19:11:44 -08:00
Leonardo de Moura
b094c1cf43 refactor(library/init): move num->nat coercion to init 2014-12-01 08:23:31 -08:00
Leonardo de Moura
5d4b6a3de2 chore(library/logic/logic.md): adjust documentation 2014-11-30 21:19:56 -08:00
Leonardo de Moura
697d4359e3 refactor(library): add 'init' folder 2014-11-30 20:34:12 -08:00
Leonardo de Moura
8dfd22e66c feat(frontends/lean): add 'prelude' command, and init directory 2014-11-30 17:03:08 -08:00
Leonardo de Moura
7dc055cfc9 chore(library/data/nat/decl): remove leftover 2014-11-30 15:10:10 -08:00
Leonardo de Moura
dad94eafbe refactor(data/nat/decl): use new naming convention at data/nat/decl.lean 2014-11-30 15:07:09 -08:00
Leonardo de Moura
f24eed50af refactor(library/logic/heq): minor change 2014-11-30 13:52:34 -08:00
Leonardo de Moura
c08f4672e4 feat(library/tactic): add 'assert' tactic, closes #349 2014-11-29 21:34:49 -08:00
Leonardo de Moura
1a7dd56f0f fix(library/tools/tactic): 'cases' argument precedence 2014-11-29 21:03:45 -08:00
Leonardo de Moura
f51fa93292 feat(library/tactic): add 'fapply' tactic, closes #356 2014-11-29 19:20:41 -08:00
Leonardo de Moura
2281fb30c8 refactor(library): use "symbolic" precedences in the standard library 2014-11-29 19:08:37 -08:00
Leonardo de Moura
2c0472252e feat(frontends/lean): allow expressions to be used to define precedence, closes #335 2014-11-29 18:29:48 -08:00
Leonardo de Moura
bed9467315 chore(library/hott/trunc): remove set_option 2014-11-29 08:55:47 -08:00
Leonardo de Moura
d7042c4618 fix(library/logic/heq): heq.to_eq must be transparent because it is needed in the 'inversion' tactic used by definitional package 2014-11-28 23:49:17 -08:00
Leonardo de Moura
cab99e2e22 refactor(library/data/vector): simplify 'vector' using new 'inversion' tactic 2014-11-28 23:19:53 -08:00
Leonardo de Moura
ae0daf9639 fix(library/data/prod/decl): give preference to unicode version when pretty printing 2014-11-28 23:02:19 -08:00
Jeremy Avigad
a9001166fd fix(library/algebra/category/morphism): remove sorry that was introduced by accident 2014-11-28 22:54:15 -08:00
Jeremy Avigad
bb8d436e75 refactor(library/algebra/relation, library/logic/instances): revise equivalence relations and congruences to use structure command 2014-11-28 22:54:15 -08:00
Jeremy Avigad
7571f50870 feat(library/binary, library/relation): introduce general properties for binary operations and relations 2014-11-28 22:54:15 -08:00
Jeremy Avigad
89380f088e feat(library): reorganize and declare some notation 2014-11-28 22:54:15 -08:00
Jeremy Avigad
58e325f0af feat(library/algebra): add to developments of group, ordered_group, and ring 2014-11-28 22:54:15 -08:00
Jeremy Avigad
f923d6a24c feat(library/data/sum): use + notation for sum 2014-11-28 22:54:15 -08:00
Jakob von Raumer
7c81044a99 chore(library/hott) change is_pointed to structure 2014-11-28 22:50:43 -08:00
Jakob von Raumer
0417c21bbb chore(library/hott) change naming in equiv_precomp 2014-11-28 22:50:43 -08:00
Jakob von Raumer
4587e46c67 chore(library/hott) change naming to leo's naming proposal 2014-11-28 22:50:43 -08:00
Jakob von Raumer
7374149758 chore(library/hott) change equiv.lean to use structures and more typeclass inference 2014-11-28 22:50:43 -08:00
Leonardo de Moura
011e955fed refactor(library/data/fin): simplify 'fin' module using new inversion tactic 2014-11-28 22:46:06 -08:00
Leonardo de Moura
e0debca771 feat(library/tactic/inversion_tactic): add 'case ... with ...' variant that allows user to specify names for new hypotheses 2014-11-28 22:25:37 -08:00
Leonardo de Moura
c2602baf2b feat(library/tools/tactic): add 'cases' alias for 'inversion' tactic 2014-11-28 19:33:11 -08:00
Leonardo de Moura
ebd320a6b3 feat(library/tactic): add first step of 'inversion' tactic 2014-11-26 21:28:00 -08:00
Leonardo de Moura
f7deabfd19 feat(library/rename): add notation for rename 2014-11-26 19:02:11 -08:00
Leonardo de Moura
e55397d422 feat(library/tactic): add 'clears' and 'reverts' variants 2014-11-26 14:49:48 -08:00
Leonardo de Moura
2bd8f969d5 feat(library/tactic): add 'revert' tactic, closes #346 2014-11-26 14:23:42 -08:00
Leonardo de Moura
df51ba8b7c feat(library/definitional/projection): use strict implicit inference, closes #344 2014-11-25 18:04:06 -08:00
Jakob von Raumer
53d66c91fc chore(library/hott) made ua_implies_funext a class instance 2014-11-23 17:43:55 -08:00
Jakob von Raumer
757cdcb130 feat(library/hott) funext from ua now with arbitrary universe levels for funext! 2014-11-23 17:43:55 -08:00
Jakob von Raumer
228205634d chore(library/hott) make funext more general 2014-11-23 17:43:55 -08:00
Jakob von Raumer
12429c93c8 fix(library/hott) fix equiv_precomp, doesn't look nice now 2014-11-23 17:43:55 -08:00
Jakob von Raumer
1f6b6ff8e6 chore(library/hott) adjust funext_from_ua.lea to typeclass axioms 2014-11-23 17:43:55 -08:00
Jakob von Raumer
2d9621892b fix(library/hott) fill both gaps (I don't know why it works that way), change name from funext.apply to funext.ap, since apply seems to be a tactic name? 2014-11-23 17:43:55 -08:00
Jakob von Raumer
fd47a162de chore(library/hott) adapted theories to typeclass axioms 2014-11-23 17:43:55 -08:00
Jakob von Raumer
d8d2ea998d feat(library/hott) change axioms to Leo's axioms-as-typeclass proposal 2014-11-23 17:43:55 -08:00
Leonardo de Moura
64686c1278 feat(frontends/lean): allow user to associate precedence to binders, closes #323 2014-11-23 17:30:46 -08:00
Leonardo de Moura
7231a36ec7 refactor(library/data/nat/div): remove unnecessary annotations 2014-11-23 17:30:46 -08:00
Leonardo de Moura
13fba433b0 feat(library/tactic/generalize): add 'generalizes' syntax sugar, closes #327 2014-11-23 17:30:22 -08:00
Floris van Doorn
3523a70b4c fix(hott/path): make recursion-like definitions reducible 2014-11-22 17:44:13 -08:00
Floris van Doorn
e97b0b4e8e feat(hott/types): port more of the sigma library from Coq 
prove theorems about interaction of sigma types and n-types, including the fact that sigmas preserve n-types
 2014-11-22 17:44:12 -08:00
Floris van Doorn
25f5c56bb2 refactor(data/sigma): move notation from sigma.thms to sigma.decl 2014-11-22 17:44:12 -08:00
Floris van Doorn
7bfbe039d9 refactor(data.prod): move theorems about products from data.quotient.util to data.prod.thms 2014-11-22 17:44:12 -08:00
Floris van Doorn
24e35a9f2c fix(hott/trunc): comment out sorry 2014-11-22 17:44:12 -08:00
Floris van Doorn
bc807212ac feat(hott/path): add notation for higher and dependent transports 2014-11-22 17:44:12 -08:00
Floris van Doorn
e8b076e460 feat(hott/types/sigma): port large part of the sigma library from the hott library 
most importantly, prove the characterization of paths in sigma types
 2014-11-22 17:44:12 -08:00
Leonardo de Moura
616f2d9b82 fix(library/data/nat/div): notation should be local 2014-11-22 17:33:42 -08:00
Leonardo de Moura
ab9c51bd4b refactor(library/data/nat/div): simplify 'gcd' definition 2014-11-22 17:19:24 -08:00
Leonardo de Moura
2af5ce364d feat(library/data/nat/decl): add 'measure' 2014-11-22 17:19:03 -08:00
Leonardo de Moura
d07481f60f feat(library/data/nat/div): remove some 'sorry's 2014-11-22 14:59:35 -08:00
Leonardo de Moura
9368b879bf refactor(library/data/nat/div): use well-founded library for defining div, mod and gcd 2014-11-22 13:26:55 -08:00
Leonardo de Moura
21b16fd97c feat(library/data/nat): add more basic theorems for definitional package 2014-11-22 13:25:46 -08:00
Leonardo de Moura
faf736a9d2 feat(library/logic/default): add wf_k 2014-11-22 13:25:46 -08:00
Leonardo de Moura
a3daff702a fix(library/logic/wf): typo 2014-11-22 13:25:46 -08:00
Leonardo de Moura
47b6cfb28d feat(library/logic/if): add dependent if-then-else: dite 2014-11-22 09:56:32 -08:00
Leonardo de Moura
9c9f5bba1a refactor(library/data/nat): prove auxiliary theorems about < and sub asap for the definitional package 2014-11-22 09:36:33 -08:00
Leonardo de Moura
29a0d3109b refactor(library/logic/connectives): mark theorems used to prove 'decidable' theorems as transparent 
if we don't this, then 'if-then-else' expressions depending on theorems
such as 'and_decidable', 'or_decidable' will not compute inside the kernel
 2014-11-22 09:32:43 -08:00
Leonardo de Moura
064ecd3e3d refactor(library/data/nat): declare lt and le asap using inductive definitions, and make key theorems transparent for definitional package 
We also define key theorems that will be used to generate the
automatically generated a well-founded subterm relation for inductive
datatypes.
We also prove decidability and wf theorems asap.
 2014-11-22 00:19:39 -08:00
Leonardo de Moura
7c54dbce10 refactor(library/logic/if): mark basic theorem transparent 2014-11-22 00:19:05 -08:00
Leonardo de Moura
acf1c501ad refactor(library/logic/prop): allow 'absurd' to generate Type 2014-11-22 00:19:05 -08:00
Leonardo de Moura
2e121182de refactor(library/logic/decidable): rename decidable_rel -> decidable_pred, and decidable_rel2 -> decidable_rel 2014-11-21 11:49:31 -08:00
Jakob von Raumer
19d0afe160 feat(library/hott) completed the funext_from_ua proof with a somewhat restricted generality on universe levels 2014-11-21 10:46:16 -08:00
Jakob von Raumer
bc33af9f51 feat(library/hott) add universe polymorphism to paths, truncation, etc... get stuck at ua to funext proof anyway 2014-11-21 10:46:16 -08:00
Leonardo de Moura
47e3f0e770 fix(library/logic/wf_k): missing file 2014-11-21 10:03:20 -08:00
Leonardo de Moura
dbb3b7c72a refactor(library/data/nat/sub): cleanup 'max' theorems 2014-11-18 17:56:42 -08:00
Leonardo de Moura
e77cd59368 refactor(library/logic): add basic definitions for relations at logic/relation.lean 
We need them for wf and definitional package
 2014-11-18 17:32:22 -08:00
Leonardo de Moura
99c30db805 feat(library/data/fin): add fin type 2014-11-17 23:44:57 -08:00
Leonardo de Moura
e2ceb86884 feat(library/data/nat/order): add calc_trans commands for lt and le 2014-11-17 23:44:27 -08:00
Leonardo de Moura
5dc42762de feat(library/data): define 'nat.addl' addition using recursion on the first argument, prove it to be equivalent to 'add', and use it to define vector.append 2014-11-17 22:03:39 -08:00
Jakob von Raumer
fdafb1c11f fix(library/hott) adapt trunc.lean to missing equiv coercion 2014-11-17 18:39:02 -08:00
Jakob von Raumer
59fbe8b53e chore(library/hott) fix universe issue. note: this should be fixed when contr is not bound to universe level 1 anymore 2014-11-17 18:39:02 -08:00
Jakob von Raumer
992aad9661 feat(library/hott) postcomposition from ua lemma is done up to the last gap 2014-11-17 18:39:02 -08:00
Jeremy Avigad
4420f0dc0c feat(library/algebra/group): add ordered semigroups 2014-11-17 18:32:14 -08:00
Leonardo de Moura
3cd3da5a84 refactor(library/data/prod/wf): remove duplication, and import wf's for sigma and prod 2014-11-16 21:19:10 -08:00
Leonardo de Moura
b7725c2949 feat(library/data/sigma/wf): define 'lex' for 'sigma' types and prove wf theorem 2014-11-16 20:08:52 -08:00
Leonardo de Moura
dd0b1ecdbf refactor(library/data/sigma): break file into smaller pieces to reduce dependencies 2014-11-16 18:22:03 -08:00
Leonardo de Moura
53ac754328 refactor(library/data/option): cleanup using 'no_confusion' 2014-11-16 17:56:51 -08:00
Leonardo de Moura
de209f929e feat(library/data/prod/wf): define relational product and prove wf theorem for it 2014-11-16 17:47:07 -08:00
Leonardo de Moura
bf5f48730c refactor(library/data/subtype): define subtype using 'structure' command 2014-11-16 15:01:14 -08:00