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Author SHA1 Message Date
Lev Nachmanson 9302a02a81 reintroduce m_var_register, and avoid modulo gcd in normalize conflicts 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner 9a62ed5ab2 added some comments 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner c634701b8f formatting 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson f073da9edd cleaning up the inner tightening code 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson 8c96178c0b avoid the variable mapping to m_ematrix and suppressing redundand constraints 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner 29c5c20267 use more descriptive functions than casting comparisons 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner 7fb40e86eb tidy 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner a41bd38a3a use pattern of matching with undef instead of matching with conflict to reduce assumptions on procedure contracts 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson 676a536e9e fix a print out 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson d507d0fdb4 attempt to use the gcd of fixed vars 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
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 dd19b381d8 detect more m_terms_to_tighten 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson 307af0fd97 remove an unused field 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson fc1c8c4cc4 add public access to bijection key_val iterator 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner 8b5510bcd6 nit 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner 7577f6fea0 neatify loops 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner f091b6ffdd remove 'unsat' move, we already have 'conflict'. Add display for cancelled 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner 1af2474f7b code review updates, tidy pretty printer for column info 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner 32028083fb fix bug introduced while absstracting m_conflict_index 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner f3b34fd835 isolate m_conflict_index functionality 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner ff5ae4d1ed add systematic way to combine lia_move results 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner 00277ba3cf nits 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Nikolaj Bjorner 488c74d3cc print also column values 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson 22cfab3d42 remove term sorting by the span 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson 12203fc69a sort terms by weight for tightening 2025-03-24 07:44:13 -10:00
Lev Nachmanson 0a3c118701 more aggressive term tightening 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson 50418fa170 try another sorting of terms to tighten 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson ec7c61569d separate m_changed_terms and m_terms_to_tighten in indexed_uint_sets 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson 7c12a029e2 detect non integral terms in dio 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson a62d664ae4 testing! disable gomory cut in int_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson 5e2d000369 optimize entrry recalculation 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson ecfbdbbd23 allow bounds tightening on fixed columns 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson f501aea3eb add comments and renaming 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-03-24 07:44:13 -10:00
Lev Nachmanson a522e81652 profile and remove dead code from dioph_eq.cpp 
Signed-off-by: Lev Nachmanson <levnach@hotmail.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
Nikolaj Bjorner 30021dd74f fix #7590 logic alphabet soup 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-19 08:57:32 -10:00
Nikolaj Bjorner 03f18c148e some more copilot aided updated 2025-03-19 08:57:32 -10:00
Nikolaj Bjorner 2ecf6dc53c add code for free bounds axiom, but keep it disabled 2025-03-19 08:57:31 -10:00
Nikolaj Bjorner 99ec42c0d7 additional simplifications to seq 2025-03-19 08:57:31 -10:00
LeeYoungJoon c1719e9ffa
Fix : typo-in-simplify-tactic (#7587) 2025-03-18 13:43:12 -10:00
Nikolaj Bjorner 2e2a2e28df use iterators on goal and other refactoring 2025-03-16 20:04:04 -07:00
Nikolaj Bjorner eb97fcc273 mild refactoring 2025-03-16 12:24:41 -07:00
Nikolaj Bjorner 0e881e7abb fix #7584 2025-03-15 13:33:08 -07:00
Nikolaj Bjorner 7c226f40df fix #4117 2025-03-12 20:14:36 -07:00
Nikolaj Bjorner 382bd05d1b gitignore 2025-03-12 17:18:37 -07:00
Nikolaj Bjorner 13c098f4b2 better equality solving pre-processing with bv 2025-03-12 17:18:26 -07:00
Nikolaj Bjorner d980ac9a05 fix #7582 2025-03-12 17:17:47 -07:00
Nikolaj Bjorner fa5a50c4f9 fix #7295 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-12 11:43:31 -07:00
Nikolaj Bjorner 021e8558df update minor version to 14.2 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-10 19:08:34 -07:00
Nikolaj Bjorner 3c0d786e6e install setup tools for python packaging 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-03-10 15:50:08 -07:00