mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-10-31 03:32:28 +00:00
Code Activity
17967 commits 49 branches 53 tags 182 MiB
Commit graph

757 commits

Author SHA1 Message Date
Jakob Rath
6caa3ba1b7 Skip redundant intervals in viable::resolve (disabled for now) 2022-10-03 11:03:05 +02:00
Jakob Rath
0b560e5117 Improve sharing 2022-10-03 10:57:56 +02:00
Jakob Rath
cd2d197bb9 Add compact version of std::all_of 2022-10-03 10:55:13 +02:00
Jakob Rath
05442e8788 lemma_invariant 2022-09-30 13:12:47 +02:00
Jakob Rath
5e54cd3e44 Add basic support for not, or, xor, nand, nor via rewriting 2022-09-30 13:02:32 +02:00
Jakob Rath
9b907d709f minor 2022-09-29 18:25:28 +02:00
Jakob Rath
8242069ba6 One more case for ule_constraint::is_always_false 2022-09-29 18:22:31 +02:00
Jakob Rath
6218931dde We only need one of is_true/is_false 2022-09-29 17:19:47 +02:00
Jakob Rath
79c82a3d97 update ule_constraint::is_currently_true 2022-09-29 17:02:30 +02:00
Jakob Rath
8d803a1266 Move unfinished make_asserting code 2022-09-28 19:19:33 +02:00
Jakob Rath
0dae3bad6a Fix subsumption terminology 2022-09-28 15:35:05 +02:00
Jakob Rath
7be82a36f2 Recognize x != k among new literals in lemma 2022-09-28 15:16:05 +02:00
Jakob Rath
6715058876 Simplify equations into canonical form 
Also simplify constraints that are always false due to parity
 2022-09-28 13:22:17 +02:00
Jakob Rath
480ba01cb0 Log ule rewrites 2022-09-28 11:01:23 +02:00
Jakob Rath
e08e124790 Expand always-false check 2022-09-28 10:57:40 +02:00
Jakob Rath
27b31c88d2 re-enable ule rewrite 2022-09-28 10:53:55 +02:00
Jakob Rath
d09e3eaa37 Update notes 2022-09-27 18:00:30 +02:00
Jakob Rath
0f993e3977 New constraints need to be eval'd 2022-09-27 17:56:26 +02:00
Jakob Rath
74d8497ed9 Fix subsumption for unilinear case 2022-09-27 17:53:45 +02:00
Jakob Rath
49590e0e01 Conflict from viable_fallback also depends on the current assignment 2022-09-23 16:45:56 +02:00
Jakob Rath
4e4b4fdd06 subsumption notes 2022-09-23 16:45:23 +02:00
Jakob Rath
3c60c418e7 fix assertion 2022-09-23 16:15:38 +02:00
Jakob Rath
0a0953ae78 Reduce log output 2022-09-23 16:12:39 +02:00
Jakob Rath
8ed6938cbe remove/update comment 2022-09-23 16:06:14 +02:00
Jakob Rath
4312611bd6 nicer lit_pp 2022-09-23 16:06:14 +02:00
Jakob Rath
a4f0e3a228 Add level to conflict 
- reset conflict at correct level when popping user scopes
- functions as flag when handling inconsistent input (e.g., opposite literals)
- now all constraints in the conflict core should have bvalue == l_true
 2022-09-23 16:06:14 +02:00
Jakob Rath
86d00b536a move todo notes to cpp file 2022-09-23 15:45:53 +02:00
Nikolaj Bjorner
0888f92efd remove 'change' just return 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-09-21 08:53:00 -07:00
Jakob Rath
1020f38e1a reconnect saturation 2022-09-21 16:47:16 +02:00
Jakob Rath
6abe0c9be8 set, lemma, minor 2022-09-21 16:29:36 +02:00
Jakob Rath
2f65ce1026 try to fix build 2022-09-21 14:03:07 +02:00
Jakob Rath
b43971bb4a Connect conflict2 2022-09-21 12:14:44 +02:00
Jakob Rath
a978604a7e move files (conflict2 -> conflict) 2022-09-20 10:26:38 +02:00
Nikolaj Bjorner
48d5a98edc meeting notes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-09-19 09:10:11 -07:00
Jakob Rath
806571d2cd backjumping/notes 2022-09-19 16:43:11 +02:00
Jakob Rath
a416e16566 conflict2 2022-09-19 16:01:45 +02:00
Jakob Rath
68e313ed24 use unsat_core from viable_fallback 2022-08-26 16:36:26 +02:00
Jakob Rath
acf9976df9 make it compile 2022-08-26 16:28:52 +02:00
Jakob Rath
f819c2bad8 conflict2 stub 2022-08-25 17:04:07 +02:00
Jakob Rath
b31931bb9f disable assertions for now; some notes 2022-08-25 16:40:38 +02:00
Jakob Rath
41b74ab215 newline is implicit 2022-08-25 16:37:38 +02:00
Jakob Rath
e39e1dcc49 Extract inference_logger 2022-08-25 16:03:17 +02:00
Nikolaj Bjorner
437e83f6de fixmul negative case 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-08-23 08:20:32 -07:00
Nikolaj Bjorner
8128ae8109 generalize subsumption to non-univariate 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-08-22 10:46:49 -07:00
Jakob Rath
058c5771b9 univariate solver: add_bit 2022-08-22 15:09:11 +02:00
Jakob Rath
d9a63ce786 fix 2022-08-22 15:05:29 +02:00
Jakob Rath
9fcea37625 remove constructor 2022-08-22 15:00:35 +02:00
Jakob Rath
28ddd4ad56 Implement unilinear subsumption as clause simplification 2022-08-22 14:55:02 +02:00
Jakob Rath
c1e2ea80f5 make explicit that we compare the concrete values 2022-08-22 14:17:47 +02:00
Jakob Rath
3a759c1a28 move fi_record 2022-08-22 14:14:30 +02:00