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142 commits

Author SHA1 Message Date
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
267545ca0c feat(frontends/lean): parse 'with_options' tactical 
see issue #492
 2015-07-13 19:13:41 -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
3215af3926 feat(frontends/lean): add '[trans-instance]' attribute 
see issue #666
 2015-06-27 14:07:29 -07:00
Floris van Doorn
ea0f57aef5 feat(hott): various clean-up and small additions 2015-06-25 22:31:40 -04:00
Leonardo de Moura
a4c0699e81 feat(library/tactic/constructor_tactic): restore 'constructor' tactic old semantics, add 'fconstructor' tactic 
See issue #676

Add new test demonstrating why it is useful to have the old semantics
for 'constructor'
 2015-06-17 23:48:54 -07:00
Leonardo de Moura
3d9b557cfd feat(frontends/lean): allow the user to mark subterms that should be automatically abstracted into new definitions 
closes #484
 2015-06-12 17:49:26 -07:00
Leonardo de Moura
0fbc944cdd feat(frontends/lean): add '[rewrite]' attribute 2015-06-01 17:58:24 -07:00
Leonardo de Moura
85409a59d3 feat(library/tactic/rewrite_tactic): add xrewrite and krewrite tactic variants 
closes #511
 2015-05-27 16:32:43 -07:00
Floris van Doorn
c64d73aae4 feat(types.nat): prove that inequalities on nat are mere propositions 
Also some small changes in various other locations
 2015-05-26 21:37:01 -07:00
Floris van Doorn
8396c4c824 feat(lean-syntax): color abbreviations yellow 2015-05-26 21:37:01 -07:00
Leonardo de Moura
d0987eb3ac feat(library/tactic): add 'subtvars' tactic 2015-05-25 16:36:44 -07:00
Leonardo de Moura
af3f0088f4 feat(frontends/lean): add 'override' (notation) command 2015-05-20 11:42:16 -07:00
Leonardo de Moura
90ea4995f4 fix(emacs/lean-syntax): remove deprecated keywords 2015-05-19 18:34:14 -07:00
Leonardo de Moura
c61c049152 feat(library/user_recursors): generalize acceptable use-defined recursors 
see issue #492
 2015-05-18 14:21:10 -07:00
Leonardo de Moura
065a1f7501 feat(library/tactic): add 'induction' tactic skeleton 2015-05-12 20:21:25 -07:00
Leonardo de Moura
750f6d5a43 feat(library,frontends/lean): validate user defined recursors and add attribute to mark them 
see issue #492

The user-defined recursors will also be used to implement the blast tactic
 2015-05-12 15:48:01 -07:00
Leonardo de Moura
e9c8de7bdf feat(frontends/lean): remove unnecessary option 2015-05-09 11:49:55 -07:00
Leonardo de Moura
4e35afedcc feat(frontends/lean): rename 'wait' to 'reveal' 
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
 2015-05-08 20:54:16 -07:00
Leonardo de Moura
f8e2f68ce0 feat(frontends/lean): add 'wait' command 
This commit also fixes several problems with -j option (parallel
compilation). The .olean files were not missing data when -j was used

see issue #576
 2015-05-08 20:05:21 -07:00
Leonardo de Moura
e59456c19f feat(frontends/lean): remove 'opaque' keyword 
see issue #576
 2015-05-08 16:45:13 -07:00
Floris van Doorn
20e62c9623 fix(lean-syntax): add all metaclasses and the state tactic to syntax 2015-05-07 16:39:03 -07:00
Leonardo de Moura
b03266be70 feat(library/normalize,frontends/lean): rename '[unfold-m]' hint to '[constructor]', and allow it to be attached to constants 
closes #587
 2015-05-07 12:00:34 -07:00
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
6571c47353 feat(library/normalize): add '[unfold-m]' hint 
See issue #496
 2015-05-04 14:23:04 -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
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
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
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
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
91f21c007a feat(frontends/lean): remove 'context' command 2015-04-22 11:32:02 -07:00
Leonardo de Moura
df05edf333 feat(frontends/lean): generate warning when 'exit' is used 
closes #553
 2015-04-20 14:45:39 -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
60e320fd79 feat(frontends/lean): protected constants and axioms 
fixes #527
 2015-04-19 17:45:58 -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
d731a4ab13 feat(library/normalize): add '[unfold-f]' hint 
closes #497
 2015-04-05 03:00:13 -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
b9e3c474c9 feat(library/tactic): add all_goals tactic 
closes #501
 2015-03-25 17:42:34 -07:00
Leonardo de Moura
9b577a7b3e feat(frontends/lean): add 'migrate' command 2015-03-14 21:48:00 -07:00
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
abd238aef0 feat(*): add [quasireducible] attribute 2015-03-04 22:12:49 -08:00
Leonardo de Moura
11aad4449b feat(frontends/lean): add '[semireducible]' attribute 
This commit also renames the elements of reducible_status.
The idea is to use in the C++ implementation the same names used in the
Lean front-end.
 2015-03-03 10:48:36 -08:00
Leonardo de Moura
ca57b43698 feat(library/tactic): add 'change' tactic 2015-03-01 14:15:39 -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
Leonardo de Moura
21e972e34a fix(emacs/lean-syntax): syntax-highlight problem in tactics 2015-02-24 11:57:34 -08:00