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use param_ref in nla_solver (#6862)

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* use param_ref in nla_solver

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

* add parameters

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add parameters

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* replace nla_setting by command line parameters

* delete nla_setting.h

---------

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
Co-authored-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Lev Nachmanson 2023-08-17 18:44:27 -07:00 • committed by GitHub
parent 63ea8efcfb
commit 252a30e727
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GPG key ID: 4AEE18F83AFDEB23
16 changed files with 67 additions and 164 deletions
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8
src/math/lp/nla_common.cpp
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@ -71,11 +71,11 @@ void common::add_deps_of_fixed(lpvar j, u_dependency*& dep) {
// creates a nex expression for the coeff and var,
nex * common::nexvar(const rational & coeff, lpvar j, nex_creator& cn, u_dependency*& dep) {
SASSERT(!coeff.is_zero());
if (c().m_nla_settings.horner_subs_fixed == 1 && c().var_is_fixed(j)) {
if (c().params().arith_nl_horner_subs_fixed() == 1 && c().var_is_fixed(j)) {
add_deps_of_fixed(j, dep);
return cn.mk_scalar(coeff * c().m_lar_solver.column_lower_bound(j).x);
}
if (c().m_nla_settings.horner_subs_fixed == 2 && c().var_is_fixed_to_zero(j)) {
if (c().params().arith_nl_horner_subs_fixed() == 2 && c().var_is_fixed_to_zero(j)) {
add_deps_of_fixed(j, dep);
return cn.mk_scalar(rational(0));
}
@ -89,10 +89,10 @@ nex * common::nexvar(const rational & coeff, lpvar j, nex_creator& cn, u_depende
mf *= coeff;
u_dependency * initial_dep = dep;
for (lpvar k : m.vars()) {
if (c().m_nla_settings.horner_subs_fixed == 1 && c().var_is_fixed(k)) {
if (c().params().arith_nl_horner_subs_fixed() == 1 && c().var_is_fixed(k)) {
add_deps_of_fixed(k, dep);
mf *= c().m_lar_solver.column_lower_bound(k).x;
} else if (c().m_nla_settings.horner_subs_fixed == 2 &&
} else if (c().params().arith_nl_horner_subs_fixed() == 2 &&
c().var_is_fixed_to_zero(k)) {
dep = initial_dep;
add_deps_of_fixed(k, dep);