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Code Activity
17977 commits 27 branches 49 tags 164 MiB
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61 commits

Author SHA1 Message Date
Jakob Rath
479e0e58ea Better intervals for equations 2022-12-12 18:18:24 +01:00
Jakob Rath
93ee9c7f8e compile 2022-12-07 16:16:07 +01:00
Nikolaj Bjorner
db18c7206a debugging 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-03 17:09:36 -08:00
Nikolaj Bjorner
9572623675 remove comment about bug in forbidden_intervals, it is correct there, but maybe a bug in viable 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-03 08:02:02 -08:00
Nikolaj Bjorner
eda3cac8d4 chasing interval bug 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-03 07:49:17 -08:00
Jakob Rath
48c6bea331 umul 2 2022-07-21 12:38:00 +02:00
Nikolaj Bjorner
a623865a82 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-04-06 05:44:31 +02:00
Nikolaj Bjorner
8c9835bca6 smul no overflow 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-02-16 18:55:07 +02:00
Nikolaj Bjorner
32edbfa28e two bugs: check for always false, adjust start of list was incorrect during re-insert 2022-02-02 07:37:35 -08:00
Jakob Rath
cbed3bfde4 fi: match_non_zero_linear 2022-01-26 11:09:37 +01:00
Jakob Rath
1cb7ca8dfc match additional cases in forbidden intervals 2022-01-24 14:15:10 +01:00
Nikolaj Bjorner
cbbf1381f7 update to use incremental substitution 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-23 03:00:25 +01:00
Nikolaj Bjorner
417a5320c7 forbidden intervals for strict inequalities 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-22 11:14:53 +01:00
Jakob Rath
fa75a9109e Test forbidden intervals, disequal case 2022-01-19 19:06:35 +01:00
Jakob Rath
28864e563c First version of refine_disequal_lin 2021-12-23 18:36:27 +01:00
Nikolaj Bjorner
934564882c na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-14 12:34:34 -08:00
Nikolaj Bjorner
8c2735e68b prepare for diseq_lin viable 2021-12-13 12:00:19 -08:00
Nikolaj Bjorner
651b41f8c0 refactor fi functionality 2021-12-13 11:39:15 -08:00
Nikolaj Bjorner
c7da31a67d na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-13 10:24:42 -08:00
Nikolaj Bjorner
f3ac879fa4 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-09 08:25:52 -08:00
Nikolaj Bjorner
98a0f37eec update viable 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-04 02:23:21 -08:00
Nikolaj Bjorner
4d0f55febd update viable 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-03 17:57:08 -08:00
Nikolaj Bjorner
a81a00a93c add support for non-unit coefficients 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-30 09:53:09 -08:00
Nikolaj Bjorner
8db711bc3c retire deprecated functionality 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-22 18:14:15 +01:00
Nikolaj Bjorner
de424713e4 if you are really reading this commit message, you must be a programmer who has no life. 2021-11-18 10:10:50 -08:00
Nikolaj Bjorner
69a17d0c60 test and fix viable2 2021-11-14 20:55:12 -08:00
Nikolaj Bjorner
c9f5ce43b2 viable 2 with dlist 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-10 14:43:10 -08:00
Nikolaj Bjorner
0bec8520e1 adding new viable using forbidden intervals 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-10 08:23:45 -08:00
Nikolaj Bjorner
931e1624b2 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-10 02:58:35 -08:00
Nikolaj Bjorner
d0b47d23f6 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-10 00:43:57 -08:00
Nikolaj Bjorner
d0c8240560 refactor forbidden intervals 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-09 10:34:11 -08:00
Nikolaj Bjorner
4c81f8676c backtrack 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-10-10 18:23:25 -07:00
Nikolaj Bjorner
0d9d4bb46e wip 2021-10-04 14:44:05 -07:00
Nikolaj Bjorner
813674087e wip 2021-10-04 14:43:33 -07:00
Nikolaj Bjorner
fd8b2ba596 clear regressions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-29 15:56:01 -07:00
Nikolaj Bjorner
a574eebd05 fixes, tests 2021-09-25 08:38:48 -07:00
Nikolaj Bjorner
bb5ff8db24 rename conflict_core to conflict: 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-20 14:05:55 -07:00
Nikolaj Bjorner
7e7f88ae3d fix backtracking from fi 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-15 09:28:59 +01:00
Jakob Rath
d36a658139 forbidden intervals fixes 2021-09-14 10:15:10 +02:00
Nikolaj Bjorner
f5fd295e01 reorganize variable tracking for lemmas 
this is going to break a bunch
 2021-09-12 18:05:29 +02:00
Nikolaj Bjorner
b36bc11b85 remove eq constraint, fix gc for external constraints 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-11 20:09:28 +02:00
Nikolaj Bjorner
516ca06c28 levels take 1 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-10 15:40:25 +02:00
Nikolaj Bjorner
7980b05cc1 forbidden intervals create a lemma 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-08 06:54:36 +02:00
Nikolaj Bjorner
146d107961 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-07 17:04:32 +02:00
Nikolaj Bjorner
a6643955e6 forbidden interval update 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-07 17:00:46 +02:00
Nikolaj Bjorner
e6c4ae19c6 stab at forbidden intervals 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-07 15:49:29 +02:00
Nikolaj Bjorner
9450ac0d18 Merge branch 'polysat' of https://github.com/z3prover/z3 into polysat 2021-09-07 15:09:28 +02:00
Nikolaj Bjorner
f48e0498d0 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-07 15:09:25 +02:00
Jakob Rath
24f96acf4f build_lemma returns clause_builder; adjust reason in revert_bool_decision 2021-09-07 15:02:29 +02:00
Nikolaj Bjorner
978bd9e560 remove scoped 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-08-31 08:55:48 -07:00