86 commits

Author	SHA1	Message	Date
Nikolaj Bjorner	4a9b38e531	clean up nla_grobner	2023-12-04 17:08:17 -08:00
Nikolaj Bjorner	7eab26e3ef	try with missed bounds	2023-12-02 10:48:40 -08:00
Nikolaj Bjorner	20c54048f7	use cone of influence reduction before calling nlsat.	2023-10-25 16:19:23 -07:00
Nikolaj Bjorner	c9d298e57f	enable propagate-linear-equations and extend to monomials	2023-10-21 19:57:41 -07:00
Nikolaj Bjorner	37fe9cc764	add Horner saturation to Grobner conflict detection ... - throttle Grobner - add (disabled) propagate_linear_equation to prepare for additional propagation. - add validation code is_nla_conflict/add_nla_conflict to establish missed conflicts	2023-10-17 21:19:57 -07:00
Nikolaj Bjorner	18fc6914d3	add facility to experiment with nla justified conflicts from Grobner equations ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2023-10-16 00:40:24 -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	252a30e727	use param_ref in nla_solver (#6862) ... * use param_ref in nla_solver Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * add parameters Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * add parameters Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * replace nla_setting by command line parameters * delete nla_setting.h --------- Signed-off-by: Lev Nachmanson <levnach@hotmail.com> Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> Co-authored-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2023-08-17 18:44:27 -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	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	7c177584f3	add propagators to grobner	2022-07-14 15:45:07 -07:00
Nikolaj Bjorner	981c82c814	fix initialization order	2022-07-13 18:11:18 -07:00
Nikolaj Bjorner	894fb836e2	fix build break (debug assertion) and isolate gomory functionality ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2022-07-13 17:26:56 -07:00
Lev Nachmanson	496a8c17aa	remove nex grobner ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	e8f29b3144	fix init for nex_grobner() ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	b9f74db14c	hook up pdd_grobner ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	dd9935de7d	preparing a call to pdd_grobner ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	22bec010ba	use dep_intervals inside of nla_intervals ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	0039b68ca3	merged dependency.h from main repo ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	48f7e69d0e	only run grobner when horner fails, introduce concat instead copy ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	13ff96b40b	more agressive freeing memory from nla_grobner ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Nikolaj Bjorner	0535e24dd1	consolidate parameters, add comment (#102) ... * updates Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * code review of nla_intervals: combine functionality Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * tidy Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * formatting Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * add comments Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * merge issue Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * tired of looking at compiler warning Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	26956cafb0	limit the size of expressions in Grobner ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	7ddcfcafad	limit explosiion of expressions in Grobner, allow rows containing free vars to Grobner ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Nikolaj Bjorner	fb69139daa	minor (#100) ... * streamline type conversions Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * nits Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * updates Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * na Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * use fixed array allocation for sum Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * use fixed array allocation for sum Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * revert creation time allocation Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * fix assertion Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * separate grobner_core Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * grobner_core simplifications Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * * -> &, remove unused functionality Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * m_allocated isn't used Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * neither is m_tmp_var_set Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * remove eq_stat Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * const qualifiers Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * mostly -> to . Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	f17c3c3b12	fix ubuntu's build ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Nikolaj Bjorner	b46c67ce14	more code review (#99) ... * streamline type conversions Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * nits Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * updates Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * na Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * use fixed array allocation for sum Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * use fixed array allocation for sum Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * revert creation time allocation Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * fix assertion Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * separate grobner_core Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * grobner_core simplifications Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * * -> &, remove unused functionality Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * m_allocated isn't used Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * neither is m_tmp_var_set Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * remove eq_stat Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * const qualifiers Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-01-28 10:04:21 -08:00
Nikolaj Bjorner	14094bb052	code review (#98) ... * streamline type conversions Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * nits Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * updates Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * na Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * use fixed array allocation for sum Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * use fixed array allocation for sum Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * revert creation time allocation Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * fix assertion Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * separate grobner_core Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com> * grobner_core simplifications Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	9661f75246	add an assert test_find_b_c() ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	2fbb4cac9d	a fix in nex comparison and impovement of grobner stats ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	ef2520ace2	NB's review ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	1df6411580	fix a bug in :divide_ignore_coeffs_perform_nex_mul() ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	3f442ecef9	remove m_conflict from nla_grobner ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	d0f682b239	review of NB ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	03f7c96c5a	rename lt to gt in nex_creator etc. to clarify the semantics ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	15dff85b22	solving small problem for each other random seed ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	87d7ce69e3	add trace statement and a fix change in pick_next() - choosing a smaller monomial ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	a7aa099101	simplifying Grobner's schema ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	e62913999e	in grobner optional treatment of fixed vars in rows, remove a field ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	6752463a8c	solving correctly a tiny smt with grobner ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	687f30a2ce	debug grobner and improve printing ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	4a87ca8b92	remove m_lc field from equation ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	f5c8ead995	port Grobner ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	4651eb7042	port grobner: fix the sum from row creation ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	809647ec2f	port Grobner: generate lemmas ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	971ae50ba3	move m_intervals to nla_core ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	738165f0e7	port Grobner: renaming and handle deps in simplifying ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00
Lev Nachmanson	8744d987a3	port Grobner: address memory issues ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-28 10:04:21 -08:00