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675 commits

Author SHA1 Message Date
Leonardo de Moura
7cd444882c feat(frontends/lean): add 'begin+' and 'by+' that enter tactic mode with the whole context visible 2015-05-05 18:47:25 -07:00
Leonardo de Moura
5d515a06f7 test(tests/lean/run): add test showing that "proof ... qed" can access the whole context 2015-05-05 18:32:47 -07:00
Leonardo de Moura
616f49c2e4 feat(frontends/lean): improved 'obtains' expression 2015-05-05 18:30:16 -07:00
Leonardo de Moura
87aaf373f4 fix(frontends/lean): fix '#' override notation on the left-hand-side of recursive equations (and match-expressions) 2015-05-03 21:08:09 -07:00
Leonardo de Moura
118189eaac fix(frontends/lean/elaborator): bug in translation function 
This commit fixes the bug reported in the lean discussion list:
https://groups.google.com/forum/#!topic/lean-discuss/oyzgIqdMyNc
 2015-05-02 18:05:07 -07:00
Leonardo de Moura
e379034b95 feat(library/tactic): improve 'assumption' tactic 
- It uses the unifier in "conservative" mode
- It only affects the current goal

closes #570
 2015-05-02 17:33:54 -07:00
Leonardo de Moura
8c107d6936 fix(frontends/lean/builtin_cmds): bug in export command 
Cause: we have two different tokes to represent declarations: [decls] and [declarations]

fixes #568
 2015-05-02 16:01:25 -07:00
Leonardo de Moura
b39fe17dee feat(library/tactic): add 'transitiviy', 'reflexivity' and 'symmetry' tactics 
closes #500
 2015-05-02 15:48:25 -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
efc33a2f1d fix(tests/lean): adjusts tests 2015-05-02 13:01:37 -07:00
Leonardo de Moura
415ca2b93f feat(library/tactic): add 'congruence' tactic 
It is the f_equal described at issue #500.
 2015-05-02 12:58:46 -07:00
Leonardo de Moura
9dc0388022 fix(library/tactic/rewrite_tactic): bug when rewriting hypotheses 2015-05-01 19:45:23 -07:00
Leonardo de Moura
ac8ba6a3cf feat(library/tactic): add 'subst' tactic 
see issue #500
 2015-05-01 19:31:24 -07:00
Leonardo de Moura
b0759f3986 fix(library/tactic/rewrite_tactic): bug when rewriting multiple hypotheses 2015-05-01 19:03:43 -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
63eb155c7e feat(library/tactic): add 'injection' tactic 
see issue #500
 2015-05-01 12:45:21 -07:00
Leonardo de Moura
7e9f574ef3 fix(library/tactic/apply_tactic): use internally 'apply' instead of 'fapply' as the default "apply" tactic 
This changes improves the 'constructor' tactic
 2015-04-30 21:58:35 -07:00
Leonardo de Moura
4f7f66de3f test(tests/lean/run): add new test 2015-04-30 21:38:33 -07:00
Leonardo de Moura
2d9c950144 feat(library/tactic/constructor_tactic): allow 'constructor' tactic without index 
see issue #500
 2015-04-30 21:15:07 -07:00
Leonardo de Moura
15e52b06df fix(library/tactic/constructor_tactic): bug in constructor tactic 
see example (constr_tac2.lean) in comment at issue #500
 2015-04-30 20:18:24 -07:00
Leonardo de Moura
d18f9c7607 fix(library/tactic/constructor_tactic): use 1 (instead of 0) to reference the first constructor 
see comment at issue #500
 2015-04-30 20:08:00 -07:00
Leonardo de Moura
0b995c4fe3 fix(library/tactic/rewrite_tactic): relax reducibility constraints in some parts of the rewrite tactic 
fixes #567
 2015-04-30 18:22:58 -07:00
Leonardo de Moura
d152f38518 feat(library/tactic): add 'constructor', 'split', 'left', 'right' and 'existsi' tactics 
see issue #500
 2015-04-30 17:52:29 -07:00
Leonardo de Moura
1c6067bac2 feat(library/tactic): add 'exfalso' tactic 
see issue #500
 2015-04-30 15:43:07 -07:00
Leonardo de Moura
9c8a63caec feat(library/tactic): add 'contradiction' tactic 
see issue #500

Remark: this tactic also applies no_confusion to take care of a contradiction
 2015-04-30 13:47:40 -07:00
Leonardo de Moura
d6d30f12c6 feat(frontends/lean): add "polymorphic" print command 
closes #524
 2015-04-29 16:17:33 -07:00
Leonardo de Moura
1a28a3c36f feat(frontends/lean): add 'print inductive' command 2015-04-29 15:22:10 -07:00
Leonardo de Moura
d2c7b5c319 feat(library/tactic): add 'let' tactic 
closes #555
 2015-04-28 17:24:43 -07:00
Leonardo de Moura
1be72f1faa feat(frontends/lean): parse argument of unary tactis with rbp=0, tokens may have a different precedence in expression and tactic modes 2015-04-28 13:43:05 -07:00
Leonardo de Moura
a23118d357 feat(frontends/lean): add tactic_notation command 
This addresses the first part of issue #461

We still need support for tactic definitions
 2015-04-27 17:46:13 -07:00
Leonardo de Moura
ca8943f45b feat(library,hott): remove rapply tactic 2015-04-27 15:06:16 -07:00
Leonardo de Moura
9d01868361 feat(frontends/lean): use rewrite tactic to implement unfold (it has a unfold step) 
closes #502
 2015-04-24 17:23:12 -07:00
Leonardo de Moura
28404fe16d fix(library/tactic/rewrite_tactic): second problem reported at issue #548 
closes #548
 2015-04-24 16:49:32 -07:00
Leonardo de Moura
fe9f4dd95f fix(frontends/lean): another bug in sections with parameters 2015-04-21 19:50:21 -07:00
Leonardo de Moura
3df99e514b fix(frontends/lean): problems with sections 2015-04-21 19:46:57 -07:00
Leonardo de Moura
9fb7aa9f1c chore(tests): remove most occurrences of 'context' command from the test suite 2015-04-21 19:33:21 -07:00
Leonardo de Moura
52e9ad1a98 feat(frontends/lean): allow persistent notation declaration in sections (when they do not contain parameters) 
see issue #554
 2015-04-21 19:04:06 -07:00
Leonardo de Moura
b7ca2a0ec9 fix(library/tactic/exact_tactic): exact and or_else 
fixes #543
 2015-04-19 17:23:09 -07:00
Leonardo de Moura
306087b5d3 refactor(library/data): rename 'countable' to 'encodable', define countable in the usual way, and prove all 'encodable' type is 'countable' 2015-04-19 14:20:47 -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
f16eaf8f0f test(tests/lean/run/pickle1): add unpickle/pickle test 2015-04-14 21:32:07 -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
4416d9b2c5 test(tests/lean/run): add basic tests for finset module 2015-04-09 15:56:41 -07:00
Leonardo de Moura
5d95cb0979 feat(library/tactic): add 'refine' tactic 
closes #482
 2015-04-06 18:36:56 -07:00
Leonardo de Moura
754276a660 feat(frontends/lean): round parenthesis for [tactic1 | tactic2] 
This commit also replaces the notation for divides
     `(` a `|` b `)`
with
      a `∣` b

The character `∣` is entered by typing \|

closes #516
 2015-04-06 09:24:09 -07:00
Leonardo de Moura
d591c63840 feat(frontends/lean/decl_cmds): allow local coercions in contexts 
closes #525
 2015-04-04 15:25:07 -07:00
Leonardo de Moura
8c59f17605 feat(frontends/lean): 'using' expression without 'show' or 'have' 
closes #536
 2015-04-04 15:25:07 -07:00
Leonardo de Moura
4ec0e1b07c feat(frontends/lean): improve calc mode 
Now, it automatically supports transitivity of the form
    (R a b) -> (b = c) -> R a c
    (a = b) -> (R b c) -> R a c

closes #507
 2015-04-04 08:58:35 -07:00
Leonardo de Moura
1150b19598 perf(frontends/lean/elaborator): do not invoke recursive equation compiler when equations still contain metavariables 2015-04-02 23:37:33 -07:00
Leonardo de Moura
f8023403af test(tests/lean/run): add another simple test 2015-04-01 15:49:01 -07:00
Leonardo de Moura
0d66d19ba3 feat(tests/lean/run/finset): show that if A has decidable equality, then (finset A) also has it. 2015-04-01 13:19:16 -07:00
Leonardo de Moura
b960e123b1 feat(kernel): add experimental support for quotient types 2015-03-31 22:04:16 -07:00
Soonho Kong
8243ed6339 fix(test*.sh): allow spaces in filename 
fix #515
 2015-03-28 23:29:52 -04:00
Leonardo de Moura
75621df52b feat(frontends/lean): uniform notation for lists in tactics 
closes #504
 2015-03-27 17:54:48 -07:00
Leonardo de Moura
0c3fd7427e feat(frontends/lean): add syntax-sugar for fold 
closes #503
 2015-03-25 18:25:48 -07:00
Leonardo de Moura
f2b1752807 fix(frontends/lean/parser): add workaround for #461 2015-03-25 18:09:43 -07:00
Leonardo de Moura
b9e3c474c9 feat(library/tactic): add all_goals tactic 
closes #501
 2015-03-25 17:42:34 -07:00
Leonardo de Moura
a1f933886f fix(frontends/lean/structure_cmd): explicit universe levels for structures 
closes #490
 2015-03-25 16:10:30 -07:00
Leonardo de Moura
33d2e8d9d3 test(tests/lean/run): workaround for issue #505 2015-03-25 15:53:50 -07:00
Leonardo de Moura
bed0d6df6b fix(frontends/lean/elaborator): inaccessible over coercion 2015-03-13 23:04:45 -07:00
Leonardo de Moura
47a350d888 fix(library/tactic/inversion_tactic): missing condition for applying optimization 2015-03-12 09:11:36 -07:00
Leonardo de Moura
4c6b0dc0e5 fix(library/tactic/expr_to_tactic): tactic_expr_to_id did not take as_atomic annotation into account 
fixes #466
 2015-03-11 08:49:59 -07:00
Leonardo de Moura
4904f7657f test(tests/lean/run): add definition package tests 2015-03-09 08:42:21 -07:00
Leonardo de Moura
f966634910 feat(frontends/lean): nested dependent pattern matching 2015-03-06 19:18:08 -08:00
Leonardo de Moura
14ca2d407d test(tests/lean/run): add match-with nested in tactic test 2015-03-06 17:47:01 -08:00
Leonardo de Moura
1490bdad49 feat(frontends/lean): add version of 'exact' tactic (sexact) that enforces goal type during term elaboration 2015-03-06 17:34:45 -08:00
Leonardo de Moura
bd8c4315f1 feat(frontends/lean): allow 'match-with' to be used in tactics without prefixing it with 'exact' 2015-03-06 15:49:31 -08:00
Leonardo de Moura
4edd7b9099 fix(library/definitional/equations): allow a function to be the result of a match-with term or recursive definition 2015-03-06 15:08:52 -08:00
Leonardo de Moura
f24d9e84fe feat(frontends/lean): add option 'max_memory' 
Default value is 512Mb
 2015-03-06 13:56:20 -08:00
Leonardo de Moura
3b721fe675 feat(frontends/lean): add missing 'help' command 2015-03-06 13:56:20 -08:00
Leonardo de Moura
daf36803c4 fix(frontends/lean/builtin_exprs): bug in 'using' construct 2015-03-06 13:56:20 -08:00
Leonardo de Moura
368f9d347e refactor(frontends/lean): approach used to parse tactics 
The previous approach was too fragile

TODO: we should add separate parsing tables for tactics
 2015-03-05 18:11:21 -08:00
Leonardo de Moura
28487ede3b feat(frontends/lean/decl_cmds): allow 'empty' set of pattern matching equations 2015-03-05 14:37:29 -08:00
Leonardo de Moura
b73a931c70 fix(frontends/lean/elaborator): missing case 'no-equation' annotation 2015-03-05 14:37:29 -08:00
Leonardo de Moura
039afb4578 feat(frontends/lean): treat "proof t qed" as alias for "by exact t" 2015-03-05 11:12:39 -08:00
Leonardo de Moura
abd238aef0 feat(*): add [quasireducible] attribute 2015-03-04 22:12:49 -08:00
Leonardo de Moura
fa79b214b8 fix(frontends/lean): allow 'attribute <id> [priority ...]' 2015-03-03 16:17:32 -08:00
Leonardo de Moura
3b73e100dc test(tests/lean/run): add [priority] test using num.sub 2015-03-03 15:59:17 -08:00
Leonardo de Moura
efd096e85c feat(library/init/num): define sub and le for binary numerals 2015-03-03 15:55:16 -08:00
Leonardo de Moura
c772d7bf84 fix(frontends/lean/elaborator): unassigned metavariable when using nested begin-end blocks 
Closes #454
 2015-02-28 09:03:56 -08:00
Leonardo de Moura
cf56935b01 feat(frontends/lean): improve support for user defined tactics 2015-02-27 16:58:25 -08:00
Leonardo de Moura
5b736a2268 feat(frontends/lean): add support for empty match-with expressions 2015-02-26 16:36:15 -08:00
Leonardo de Moura
68110faa4d feat(frontends/lean/inductive_cmd): allow '|' in inductive datatype declarations 2015-02-25 17:00:10 -08:00
Leonardo de Moura
5ca52d81ec feat(frontends/lean): ML-like notation for match and recursive equations 2015-02-25 16:20:44 -08:00
Leonardo de Moura
3c24461e51 refactor(*): modify '|' binding power, use 'abs a' instead of '|a|', and '(a | b)' instead of 'a | b' 2015-02-25 15:18:21 -08:00
Leonardo de Moura
c04c610b7b feat(frontends/lean): add 'assert H : A, ...' as notation for 'have H [visible] : A, ...' 2015-02-25 14:30:42 -08:00
Jeremy Avigad
e555531eb6 feat(library/data/int/div): start on div for integers 2015-02-25 14:05:07 -08:00
Leonardo de Moura
96b54a8007 feat(frontends/lean/builtin_exprs): add 'have' notation in 'begin-end' blocks 
It is notation for the assert tactic.
 2015-02-25 14:04:17 -08:00
Leonardo de Moura
909ebfc5f1 feat(frontends/lean/elaborator): try coercions after each overload 
We try only the easy cases since the more general case is too expensive.

closes #444
 2015-02-24 17:41:20 -08:00
Leonardo de Moura
34c36648bb fix(frontends/lean/decl_cmds): constants command 
closes #445
 2015-02-24 16:27:13 -08:00
Leonardo de Moura
42289d4334 feat(library/tactic/class_instance_synth): create class instance synthesis subproblems only for arguments marked with the [] binder annotation 2015-02-24 16:12:39 -08:00
Leonardo de Moura
1cd44e894b feat(library/tactic/class_instance_synth): conservative class-instance resolution: expand only definitions marked as reducible 
closes #442
 2015-02-24 16:12:35 -08:00
Leonardo de Moura
1ff6446a63 feat(frontends/lean): nested begin-end blocks 2015-02-24 11:59:27 -08:00
Leonardo de Moura
dc2ac92846 fix(library/definitional/equations): use whnf on recursive definition arguments 
The idea is to expose "hidden" datatypes.
 2015-02-23 22:27:30 -08:00
Leonardo de Moura
7adecaf494 fix(frontends/lean/structure_cmd): include context/section parameteres/variables that are used in explicit structure parameters 2015-02-23 15:28:43 -08:00
Leonardo de Moura
7d35d18cad fix(library/tactic/rewrite_tactic): bug when matching terms that expanded into projections 2015-02-22 18:23:10 -08:00
Leonardo de Moura
33e562a7ce fix(frontends/lean/structure_cmd): effect of "include" command in the structure command 
closes #438
 2015-02-19 22:44:51 -08:00
Leonardo de Moura
4248ad644d fix(frontends/lean): priority expressions parser 2015-02-14 12:26:06 -08:00
Leonardo de Moura
8ffadce4ab feat(frontends/lean): add "premise" and "premises" command 
It is just an alternative notation for "variable" and "variables"

closes #429
 2015-02-11 18:46:03 -08:00