Lev Nachmanson
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e4897fff00
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replace Exists by ForAll in the mathematica lemmas
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-27 12:32:37 -07:00 |
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Lev Nachmanson
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39df8999c8
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enable shorterter mathematica printouts in nlsat
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-27 12:23:32 -07:00 |
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Nikolaj Bjorner
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e86a918ae7
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turn on ite simplification by default
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2025-03-26 11:30:08 -07:00 |
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Nikolaj Bjorner
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8368094618
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fix indentation
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2025-03-25 21:27:38 -07:00 |
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Nikolaj Bjorner
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4fd6ba442a
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replace costly ite reduction by disjointnes check
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2025-03-25 21:15:03 -07:00 |
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Nikolaj Bjorner
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392bc166a3
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optimize bool rewriter
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2025-03-25 14:07:52 -07:00 |
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Nikolaj Bjorner
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29712503a0
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add option to rewrite ite value trees
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2025-03-25 11:09:56 -07:00 |
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Lev Nachmanson
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e92ccddb23
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change line breaks
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2025-03-24 15:38:57 -10:00 |
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Lev Nachmanson
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17bd02d1a3
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change a comment
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2025-03-24 15:29:19 -10:00 |
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Nikolaj Bjorner
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8bbe752d7d
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remove dead code
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 12:47:23 -07:00 |
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Nikolaj Bjorner
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7e4a1f246e
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fix crash in elim_constr2
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2025-03-24 12:36:13 -07:00 |
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Nikolaj Bjorner
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93cf989b78
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household chores - move to iterators
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2025-03-24 12:36:13 -07:00 |
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Lev Nachmanson
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dee3cf8de4
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remove an unused field
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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9302a02a81
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reintroduce m_var_register, and avoid modulo gcd in normalize conflicts
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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9a62ed5ab2
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added some comments
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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c634701b8f
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formatting
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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f073da9edd
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cleaning up the inner tightening code
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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8c96178c0b
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avoid the variable mapping to m_ematrix and suppressing redundand constraints
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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29c5c20267
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use more descriptive functions than casting comparisons
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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7fb40e86eb
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tidy
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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a41bd38a3a
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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>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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676a536e9e
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fix a print out
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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d507d0fdb4
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attempt to use the gcd of fixed vars
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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f181e3aa81
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add comment on derivation of bound
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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dd19b381d8
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detect more m_terms_to_tighten
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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307af0fd97
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remove an unused field
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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fc1c8c4cc4
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add public access to bijection key_val iterator
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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8b5510bcd6
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nit
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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7577f6fea0
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neatify loops
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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f091b6ffdd
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remove 'unsat' move, we already have 'conflict'. Add display for cancelled
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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1af2474f7b
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code review updates, tidy pretty printer for column info
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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32028083fb
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fix bug introduced while absstracting m_conflict_index
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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f3b34fd835
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isolate m_conflict_index functionality
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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ff5ae4d1ed
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add systematic way to combine lia_move results
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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00277ba3cf
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nits
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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488c74d3cc
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print also column values
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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22cfab3d42
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remove term sorting by the span
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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12203fc69a
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sort terms by weight for tightening
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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0a3c118701
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more aggressive term tightening
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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50418fa170
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try another sorting of terms to tighten
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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ec7c61569d
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separate m_changed_terms and m_terms_to_tighten in indexed_uint_sets
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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7c12a029e2
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detect non integral terms in dio
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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a62d664ae4
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testing! disable gomory cut in int_solver
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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5e2d000369
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optimize entrry recalculation
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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ecfbdbbd23
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allow bounds tightening on fixed columns
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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f501aea3eb
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add comments and renaming
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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a522e81652
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profile and remove dead code from dioph_eq.cpp
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Lev Nachmanson
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6f7b749ff9
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improved dio handler
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
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2025-03-24 07:44:13 -10:00 |
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Nikolaj Bjorner
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30021dd74f
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fix #7590 logic alphabet soup
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
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2025-03-19 08:57:32 -10:00 |
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Nikolaj Bjorner
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03f18c148e
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some more copilot aided updated
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2025-03-19 08:57:32 -10:00 |
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