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Author SHA1 Message Date
Nikolaj Bjorner
8fe357f1f2
Nlsat simplify (#7227) 
* dev branch for simplification

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* bug fixes

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* bugfixes

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix factorization

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* separate out simplification functionality

* reorder initialization

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* reorder initialization

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* Update README.md

* initial warppers for seq-map/seq-fold

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* expose fold as well

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add C++ bindings for sequence operations

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add abs function to API

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add parameter validation to ternary and 4-ary functions for API #7219

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add pre-processing and reorder

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add pre-processing and reorder

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

---------

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-05-14 22:19:33 -07:00
Nikolaj Bjorner
bebcd94703 enable logging nla lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-04-25 10:29:34 -04:00
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
125a82bea5 improved diagnostics 2024-01-22 16:23:55 -08:00
Nikolaj Bjorner
f06e07ad0a fix cone of influence computation for terms with nested variables 
exposed by #7027, but generally missing. It is less likely to be exposed if input is normalized by distributing multiplication over addition.
 2023-12-03 12:42:42 -08:00
Nikolaj Bjorner
49a071988c remove temporary algebraic numbers from upper layers, move to owner module 2023-11-01 03:52:20 -07:00
Nikolaj Bjorner
f97dd34028 tests 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-10-30 14:54:04 -07:00
Nikolaj Bjorner
76f9e1d2b3 fix build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-10-25 17:31:19 -07:00
Nikolaj Bjorner
702744f139 fix build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-10-25 16:57:31 -07:00
Nikolaj Bjorner
4434cee5df merge 2023-10-25 16:38:18 -07:00
Nikolaj Bjorner
20c54048f7 use cone of influence reduction before calling nlsat. 2023-10-25 16:19:23 -07:00
Nikolaj Bjorner
bdac86501d add facility to check for missing propagations 2023-10-15 20:33:48 -07:00
Nikolaj Bjorner
5e3df9ee77
Arith min max (#6864) 
* prepare for dependencies

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* snapshot

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more refactoring

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more refactoring

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* build

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* pass in u_dependency_manager

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* address NYIs

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more refactoring names

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* eq_explanation update

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add outline of bounds improvement functionality

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix unit tests

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove unused structs

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more bounds

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more bounds

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* convert more internals to use u_dependency instead of constraint_index

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* convert more internals to use u_dependency instead of constraint_index

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remember to push/pop scopes

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* use the main function for updating bounds

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove reset of shared dep manager

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* disable improve-bounds, add statistics

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

---------

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-08-19 17:44:09 -07:00
Lev Nachmanson
f58b703ac5
u_set replaced by indexed_uint_set (#6841) 
* replace u_set by indexed_uint_set

* replace u_set by indexed_uint_set

* create insert-fresh and insert for indexed_uint_set to make use cases with non-fresh inserts easier

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* update nightly to pull arm

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* update nightly to pull arm

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fixing the build of lp_tst

* update nightly to pull arm

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* replace u_set by indexed_uint_set

* replace u_set by indexed_uint_set

* fixing the build of lp_tst

* remove unnecessery call to contains() before
insert to indexed_uint_set

* formatting, no check for contains()
 in indexed_uint_set, always init m_touched_rows to nullptr

---------

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
Co-authored-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-08-03 16:01:27 -07:00
Lev Nachmanson
8b0aa22631 replace lp_assert(false) with UNREACHABLE 2023-03-08 10:27:05 -08:00
Nikolaj Bjorner
8900db527f add diagnostics for grobner 2022-07-12 20:49:54 -07:00
Nikolaj Bjorner
4a6083836a call it data instead of c_ptr for approaching C++11 std::vector convention. 2021-04-13 18:17:35 -07:00
Nikolaj Bjorner
857557ad93 deal with compiler warnings 2021-03-08 20:39:19 -08:00
Nikolaj Bjorner
c6eb55537a Throttle nra solver when progress is being made by linearization 2021-02-26 11:14:24 -08:00
Nikolaj Bjorner
e962deb557 remove also second hash-table for ALIVE_OPT #4747 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-10-27 00:12:34 -07:00
Nikolaj Bjorner
eaffe46468 revert debug changes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-28 10:27:47 -07:00
Nikolaj Bjorner
9a642215eb avoid infinite loop between is-nullable and mk-bool-app 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-28 10:27:47 -07:00
Nikolaj Bjorner
4b6ca6a10c replace size by data_size 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-22 11:16:36 -07:00
Lev Nachmanson
6a678fd5be rename in lar_solver and memory corruption bug in cheap_eq 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-06-12 22:11:11 -07:00
Nikolaj Bjorner
9ca5b3f304 fix #4449 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-03 21:10:07 -07:00
Nikolaj Bjorner
48f07932f7 reset zero before resetting nlsat #4493b 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-02 00:40:54 -07:00
Lev Nachmanson
af2f74c05f
smarter explanation.h (#4385) 
* smarter explanation.h

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

* clean explanation API

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

* suppress warnings

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

* disable the warnings

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-19 12:38:44 -07:00
Lev Nachmanson
6a4062809d
Nra add term (#4331) 
* n

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

* do not create assumptions

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

* disable nra_solver

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-15 10:35:42 -07:00
Nikolaj Bjorner
127ef59ce4 push explanation to where it is used 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-12 19:55:07 -07:00
Nikolaj Bjorner
8b546867f0 move lemma creation into nra_solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-12 19:47:29 -07:00
Nikolaj Bjorner
be1a1dd7c2 add stubs 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-12 17:36:46 -07:00
Lev Nachmanson
3e4a4c6df2 rebase with master branch 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-11 19:12:02 -07:00
Lev Nachmanson
279d55a2c7 nra to nla 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-11 19:12:02 -07:00
Lev Nachmanson
e32a6714a5 call nlsat 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-11 19:12:02 -07:00
Lev Nachmanson
7a79397769 nra to nla 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-11 19:12:02 -07:00
Lev Nachmanson
3e845010dd replace v by j in lp printouts 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-30 15:59:03 -07:00
Nikolaj Bjorner
8a665e25ed reverting signed mon_eq, try to rely on canonization state during add/pop 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
44d2f6da6c fix #3261 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner
8c016abb12 build issues 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-07 11:16:57 -08:00
Nikolaj Bjorner
800bc757ae isolate constraints in a constraint_set 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-07 09:24:45 -08:00
Nikolaj Bjorner
a59745c2f2 isolate constraints in a constraint_set 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-07 09:13:40 -08:00
Lev Nachmanson
a0bdb8135d rename monomial to monic 
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/nra_solver.cpp (Browse further)