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Dev (#56)

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* 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>
This commit is contained in:
Nikolaj Bjorner 2017-06-28 13:12:12 -07:00 • committed by Lev Nachmanson
parent 4d0fda81df
commit a28a8304b7
47 changed files with 3926 additions and 2191 deletions
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9
src/util/lp/indexed_vector.h
View file

@ -75,16 +75,7 @@ public:
}
void set_value(const T& value, unsigned index);
void set_value_as_in_dictionary(unsigned index) {
lean_assert(index < m_data.size());
T & loc = m_data[index];
if (is_zero(loc)) {
m_index.push_back(index);
loc = one_of_type<T>(); // use as a characteristic function
}
}
void clear();
void clear_all();
const T& operator[] (unsigned i) const {