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
c7a20644c0
fix(library/tactic/rewrite_tactic): bug in rewrite tactic (HoTT mode)
...
closes #580
2015-05-05 19:25:15 -07:00
Leonardo de Moura
a4efefb6ff
feat(library/tactic/rewrite_tactic): display type error message when
...
rewrite tactic fails
2015-05-05 19:23:41 -07:00
Leonardo de Moura
616f49c2e4
feat(frontends/lean): improved 'obtains' expression
2015-05-05 18:30:16 -07:00
Leonardo de Moura
3c8c75470f
fix(library/tactic/exact_tactic): do not report unassigned metavariables in the 'refine' tactic
2015-05-03 21:08:09 -07:00
Leonardo de Moura
326048df54
feat(library/tactic/inversion_tactic): clear variables that have been eliminated by cases tactic
...
see discussion at:
https://groups.google.com/forum/#!topic/lean-discuss/oyzgIqdMyNc
2015-05-02 19:33:59 -07:00
Leonardo de Moura
e1dc18f6b6
fix(library/tactic/inversion_tactic): check whether eliminator can only eliminate to Prop
...
fixes #571
2015-05-02 17:48:08 -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
b39fe17dee
feat(library/tactic): add 'transitiviy', 'reflexivity' and 'symmetry' tactics
...
closes #500
2015-05-02 15:48:25 -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
2054d67483
chore(library/tactic/rewrite_tactic): fix style
2015-05-01 19:49:48 -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
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
d546b019fb
fix(library/tactic/rewrite_tactic): assertion violation when checking
...
dependencies at rewrite tactic
2015-04-30 15:41:57 -07:00
Leonardo de Moura
936e024128
fix(library/tactic/rewrite_tactic): bug in rewrite hypothesis in HoTT mode
2015-04-30 15:30:25 -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
3233008039
feat(library/tactic): allow user to name generalized term in the 'generalize' tactic
...
closes #421
2015-04-30 11:57:40 -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
dce7177382
feat(library/tactic/change_tactic): improve 'change' tactic
...
- Better error messages
- Try to solve unification constraints produced during is_def_eq test
addresses comment on issue #531
2015-04-29 13:31:09 -07:00
Leonardo de Moura
d055947243
feat(library/tactic/rewrite_tactic): ignore implicit argument when matching at rewrite tactic
2015-04-29 12:51:33 -07:00
Leonardo de Moura
182a8a542e
feat(library/tactic/rewrite_tactic): store exception "what" message in rewrite trace
2015-04-29 12:46:41 -07:00
Leonardo de Moura
b790ca9806
fix(library/tactic/rewrite_tactic): type check rewriting steps
...
closes #550
2015-04-29 12:16:37 -07:00
Leonardo de Moura
91abba3c3d
refactor(kernel): rename method
2015-04-29 11:46:27 -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
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
4148d6b8cc
fix(library/tactic/rewrite_tactic): first two problems at issue #548
2015-04-24 16:07:00 -07:00
Leonardo de Moura
2613e7c444
fix(frontends/lean): bug when handling identifiers in tactics
...
This bug was reported by Jeremy in the Lean Google group:
https://groups.google.com/forum/?utm_medium=email&utm_source=footer#!msg/lean-discuss/ZKJ8WPPEVJA/n05x6rPRzvMJ
2015-04-22 16:03:22 -07:00
Leonardo de Moura
697a536d9e
fix(library/tactic/inversion_tactic): type incorrect term being built by 'cases' tactic
...
fixes #545
2015-04-20 19:24:52 -07:00
Leonardo de Moura
431eade894
fix(library/tactic/inversion_tactic): incorrect use of optimization
2015-04-20 16:21:44 -07:00
Leonardo de Moura
6f6d106a10
feat(library/tactic): add "check_expr" tactic
...
closes #486
2015-04-19 19:00:05 -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
5d95cb0979
feat(library/tactic): add 'refine' tactic
...
closes #482
2015-04-06 18:36:56 -07:00
Leonardo de Moura
412f03b08b
feat(library/tactic/exact_tactic): generate error if 'exact' tactic produces a term containing metavariables
2015-04-06 13:38:53 -07:00
Leonardo de Moura
2bc13f6bfd
feat(library/tactic/exact): enforce goal type during elaboration when executing 'exact' tactic
...
Remark: this was the behavior of the 'sexact' tactic.
This commit also adds the 'rexact' (relaxed exact) tactic which does not
enforce the goal type.
closes #495
2015-04-06 13:23:38 -07:00
Leonardo de Moura
ea3407d06d
fix(library/tactic): valgrind warnings for still reachable memory
2015-03-28 12:32:57 -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
38a63a8a58
fix(library/tactic/exact_tactic): segfault when accessing head of empty list
...
closes #485
2015-03-23 19:00:01 -07:00
