Nikolaj Bjorner
|
a28a8304b7
|
Dev (#56)
* introduce int_solver.h
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* add int_solver class
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* track which var is an integer
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* add queries for integrality of vars
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* resurrect lp_tst in its own director lp
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* add file
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* add_constraint has got a body
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* fix add_constraint and substitute_terms_in_linear_expression
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* after merge with Z3Prover
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* adding stub check_int_feasibility()
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* Dev (#50)
* initial skeletons for nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* initial skeletons for nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* small fix in lar_solver.cpp
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* adding some content to the new check_int_feasibility()
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* Dev (#51)
* initial skeletons for nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* initial skeletons for nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding more nlsat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* nlsat integration
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding constraints
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* add missing initialization
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* test
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* Dev (#53)
* change in a comment
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* Disabled debug output
* removing FOCI2 interface from interp
* remove foci reference from cmakelist.txt
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* initial skeletons for nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* initial skeletons for nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding more nlsat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* nlsat integration
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding constraints
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* add missing initialization
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding nra
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* debugging nra
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* updates to nra_solver integration to call it directly from theory_lra instead of over lar_solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* n/a
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* integrate nlsat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* tidy
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* preserve is_int flag
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* remove a debug printout
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* Dev (#54)
* change in a comment
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* Disabled debug output
* removing FOCI2 interface from interp
* remove foci reference from cmakelist.txt
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* initial skeletons for nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* initial skeletons for nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding more nlsat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* nlsat integration
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding constraints
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* add missing initialization
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding nra solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* adding nra
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* debugging nra
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* updates to nra_solver integration to call it directly from theory_lra instead of over lar_solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* n/a
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* integrate nlsat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* tidy
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* use integer test from lra solver, updated it to work on term variables
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* fix equality check in assume-eq
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* fix model_is_int_feasible
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* untested gcd_test()
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* call fill_explanation_from_fixed_columns()
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* add the call to pivot_fixed_vars_from_basis() to int_solver.cpp::check()
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* port more of theory_arith_int.h
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* use statistics of lar_solver by theory_lra.cpp
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* port more code to int_solver.cpp
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* add an assert
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* more int porting
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* fix a bug in pivot_fixed_vars_from_basis
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* small change
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
* implement find_inf_int_base_column()
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* catch unregistered vars in add_var_bound
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* add a file
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* compile for vs2012
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* fix asserts in add_var_bound
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* fix the lp_solver init when workig on an mps file
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* towards int_solver::check()
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* change in int_solver::check() signature
Signed-off-by: Lev Nachmanson <levnach@microsoft.com>
* add handlers for lia moves
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
* spacing
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2017-06-28 13:12:12 -07:00 |
|
Nikolaj Bjorner
|
152321bce6
|
fix crash in poly normalizer exposed by qe. Issue #775
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-11-04 20:29:12 +00:00 |
|
Nikolaj Bjorner
|
709a5d9524
|
fix bug: & -> &&
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
|
2016-03-24 16:09:12 -07:00 |
|
Leonardo de Moura
|
c4f762028f
|
Add support for abs (absolute value) function in theory arith (it is part of the SMT-LIB 2.0 standard)
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
|
2013-02-03 15:28:56 -08:00 |
|
Leonardo de Moura
|
0a4446ae26
|
reorganizing the code
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
|
2012-10-23 22:14:35 -07:00 |
|