24 commits

Author	SHA1	Message	Date
Lev Nachmanson	3b67dd8288	add a trace statement ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2021-03-19 13:17:27 -07:00
Lev Nachmanson	25724401cf	Perf branch (#4710) ... * avoid creating rows with all but one fixed columns Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * pb Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * once in a while flip bounds of boxed variables during move_nbasic_to_bounds Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * flip rarely Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * flip rarely Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * flip rarely Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * return an empty model when lar_solver is not ready Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * randomly change bounded base var on demand only Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * randomly change bounded base var on demand only Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-09-25 17:47:29 -07:00
Lev Nachmanson	b84585beeb	more aggressive patching ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-05-31 20:20:49 -07:00
Lev Nachmanson	caa384f6c9	make m_inf_set private and cosmetic improvements in nla patching ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-05-26 12:44:47 -07:00
Lev Nachmanson	6b28973799	nla review (#4321) ... * simplify the nla_solver interface Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * more simplifications Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * init m_use_nra_model Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * work on NSB comments Signed-off-by: Lev Nachmanson <levnach@hotmail.com> * work on NSB comments Signed-off-by: Lev Nachmanson <levnach@hotmail.com> Co-authored-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-05-13 13:52:42 -07:00
Nikolaj Bjorner	c2e5cd78c8	change lar_terms to use column indices ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-04-06 12:13:59 -07:00
Lev Nachmanson	ea964e5c3b	rename int_set to u_set ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-03-25 19:43:55 -07:00
Nikolaj Bjorner	11199619a5	prepare for throttling gcd test and patching based on cost/success ratio ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-26 19:02:56 -08:00
Nikolaj Bjorner	f1abc71c35	fix #2962 ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-10 11:44:10 -08:00
Nikolaj Bjorner	c8b98d8b48	move hnf cut functionality ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-09 09:22:02 -08:00
Nikolaj Bjorner	9451dd9a74	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-09 09:00:34 -08:00
Nikolaj Bjorner	5964969f29	na ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-09 08:38:07 -08:00
Nikolaj Bjorner	5dc8c93897	separate out gcd test ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-08 16:44:25 -08:00
Nikolaj Bjorner	8b9a80e232	separate out int-branch ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-08 15:58:06 -08:00
Nikolaj Bjorner	3f1f4e0f67	remove pragma once from cpp ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-08 15:41:13 -08:00
Nikolaj Bjorner	8d293171d5	separate int-cube functionalty ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-08 15:27:11 -08:00
Nikolaj Bjorner	d44855f262	move all gomory functionality into gomory class ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-08 13:02:19 -08:00
Nikolaj Bjorner	f29b455611	fix #2949 fix #2955 experiment with cut selection ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-02-08 10:34:14 -08:00
Lev Nachmanson	824c2674b9	roll back the branching experiment ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-02-07 17:37:38 -08:00
Lev Nachmanson	bbfcd00627	experiment with branching ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-02-07 15:40:33 -08:00
Lev Nachmanson	f45e17c47e	fix column patching ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-02-07 13:42:39 -08:00
Lev Nachmanson	abb13f8c76	randomise branches in int_solver ... Signed-off-by: Lev Nachmanson <levnach@hotmail.com>	2020-01-31 14:38:28 -08:00
Nikolaj Bjorner	eefb685fa9	fix build ... Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>	2020-01-28 18:49:25 -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/int_solver.h (Browse further)