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36 commits

Author SHA1 Message Date
Nikolaj Bjorner
8035edbe65 remove lp_assert 2025-04-14 11:10:26 -07:00
Nikolaj Bjorner
f181e3aa81 add comment on derivation of bound
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2025-03-24 07:44:13 -10:00
Lev Nachmanson
6f7b749ff9 improved dio handler
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2025-03-24 07:44:13 -10:00
Lev Nachmanson
b985838112 do not pass row index to bound_analyzer_on_row
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2025-02-21 14:38:40 -08:00
Lev Nachmanson
7044bb8485 remove an unused parameter in bound_analyzer_on_row
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2025-02-21 10:17:43 -10:00
Lev Nachmanson
99538567a7 rebase with master
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2025-02-11 12:23:00 -10:00
Lev Nachmanson
5db46c1d81 use u_dependency in eprime_pair
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2025-02-11 12:23:00 -10:00
Nikolaj Bjorner
bdb9106f99
Api (#7097)
* rename ul_pair to column

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* t

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* simple test passed

* remove an assert

* relax an assertion

* remove an obsolete function

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* access a term by the term column

* remove the column index from colunm.h

* remove an unused method

* remove debug code

* fix the build of lp_tst

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

---------

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
Co-authored-by: Lev Nachmanson <levnach@hotmail.com>
2024-01-24 16:05:18 -08:00
Nikolaj Bjorner
26440ed3d8 deal with ubuntu/clang warnings
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2023-11-29 15:45:19 -08:00
Lev Nachmanson
20c02f4f45 fix a lambda bug
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2023-09-20 17:02:35 -07:00
Nikolaj Bjorner
615aad7779 get rid of int*, use lambda scoping
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2023-09-20 15:18:37 -07:00
Lev Nachmanson
7353d7fb4d fix dep calculations in lp_bound_propagator 2023-09-17 06:48:12 -07:00
Lev Nachmanson
77e56b0a69 debug 2023-09-16 13:54:14 -07:00
Lev Nachmanson
b3673d491e fix the build for gcc 2023-09-14 19:20:47 -07:00
Lev Nachmanson
cbad61ba2e propagate monics with lp_bound_propagator 2023-09-13 14:27:34 -07:00
Lev Nachmanson
c309d52283 runs a simple test 2023-09-13 08:12:00 -07:00
Lev Nachmanson
e091a2e775 remove the line with clang-format off 2023-07-10 12:05:59 -07:00
Lev Nachmanson
5ed2a82893
set clang format off for lp files (#6795)
* adding // clang-format off

* set clang-format off at the beginning of  lp files

* set clang-format off

* remove dead code
2023-07-03 17:35:16 -07:00
Nikolaj Bjorner
d4fa990b6e return diagnostics 2023-04-26 10:04:59 -07:00
Lev Nachmanson
f7f9c15676 cheap_eqs tree
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-06-20 11:31:22 -07:00
Lev Nachmanson
e5632736d2 review comments
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-06-12 22:11:11 -07:00
Lev Nachmanson
ccc8651800 cheap eqs on table
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-06-12 22:11:11 -07:00
Lev Nachmanson
dd30b5e3af some simplifications in cheap eqs
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-06-12 22:11:11 -07:00
Lev Nachmanson
110ab5e6ef debug cheap_eqs
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-06-12 22:11:11 -07:00
Lev Nachmanson
62bd19242e replace graph by a tree in cheap_eqs
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-06-12 22:11:11 -07:00
Lev Nachmanson
1e4e887221 propagate cheap eqs
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-06-12 22:11:11 -07:00
Lev Nachmanson
742be83503
Lpbounds (#4492)
* remove inheritance from bound propagation

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* less inheritance

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* less inheritance

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* fix the build

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-06-02 01:00:06 -07:00
Nikolaj Bjorner
d372af4782 add stub for cheap equality propagation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-05-30 15:36:27 -07:00
Lev Nachmanson
7caae3f5d2 small improvements in tableau in rows and bound propagation
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-04-13 16:04:25 -07:00
Nikolaj Bjorner
03e411c22d fix #3868
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-04-11 02:28:38 -07:00
Lev Nachmanson
19120bee81 fix the debug build
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev Nachmanson
80245f05ad rebase with Z3Prover and Nikolaj's changes in lp bound propagation
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev Nachmanson
3f6ecfb3b6 generate lemmas from nla_intervals
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev Nachmanson
46b9273a79 fixes in interval explanations
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev Nachmanson
9c18ede687 hook up nla_solver it lp bound propagation
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Lev Nachmanson
33cbd29ed0 mv util/lp to math/lp
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
2020-01-28 10:04:21 -08:00
Renamed from src/util/lp/bound_analyzer_on_row.h (Browse further)