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solve send-more-money_lev.smt2

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Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

handle integer vars in random_update

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

call the assert in gomory_cut and branching to a correct place

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

fixes in goromy cut

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

disable x values tracking in random_update

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

more fixes in gomory cut

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

change in mk_bound by Nikolaj

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

fixes in gomory cut and setup

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

fixes in int_solver

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

change a printout

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

fix by Nikolaj in treating terms returned by int_solver

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

fix syntax

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

fix a free coefficient bug in bound propagaion and simplify gomory cut

Signed-off-by: Lev Nachmanson <levnach@microsoft.com>

avoid tracking pivoted rows during int_solver::check()
This commit is contained in:
Lev Nachmanson 2017-07-27 10:49:00 -07:00 • committed by Lev Nachmanson
parent aba7dcab3e
commit db8f01894f
31 changed files with 894 additions and 767 deletions
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21
src/smt/smt_setup.cpp
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@ -730,8 +730,12 @@ namespace smt {
}
void setup::setup_i_arith() {
// m_context.register_plugin(alloc(smt::theory_lra, m_manager, m_params));
m_context.register_plugin(alloc(smt::theory_i_arith, m_manager, m_params));
if (AS_LRA == m_params.m_arith_mode) {
setup_r_arith();
}
else {
m_context.register_plugin(alloc(smt::theory_i_arith, m_manager, m_params));
}
}
void setup::setup_r_arith() {
@ -739,14 +743,21 @@ namespace smt {
}
void setup::setup_mi_arith() {
if (m_params.m_arith_mode == AS_OPTINF) {
switch (m_params.m_arith_mode) {
case AS_OPTINF:
m_context.register_plugin(alloc(smt::theory_inf_arith, m_manager, m_params));
}
else {
break;
case AS_LRA:
setup_r_arith();
break;
default:
m_context.register_plugin(alloc(smt::theory_mi_arith, m_manager, m_params));
break;
}
}
void setup::setup_arith() {
static_features st(m_manager);
IF_VERBOSE(100, verbose_stream() << "(smt.collecting-features)\n";);