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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2025-09-19 17:28:10 -07:00
parent 444a9b1c4f
commit 3c38ee2690
1 changed files with 21 additions and 23 deletions
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44
src/math/lp/nra_solver.cpp
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@ -374,30 +374,28 @@ struct solver::imp {
process_polynomial_check_assignment(num_mon, p, bound, nl2lp, t);
switch (a->get_kind()) {
case nlsat::atom::EQ:
{
nla::ineq inq(l.sign() ? lp::lconstraint_kind::NE : lp::lconstraint_kind::EQ, t, bound);
if (m_nla_core.ineq_holds(inq))
return l_undef;
lemma |= inq;
{
// Introduce a single ineq variable and assign it per case; common handling after switch.
nla::ineq inq(lp::lconstraint_kind::EQ, t, bound); // initial value overwritten in cases below
switch (a->get_kind()) {
case nlsat::atom::EQ:
inq = nla::ineq(l.sign() ? lp::lconstraint_kind::NE : lp::lconstraint_kind::EQ, t, bound);
break;
case nlsat::atom::LT:
inq = nla::ineq(l.sign() ? lp::lconstraint_kind::GE : lp::lconstraint_kind::LT, t, bound);
break;
case nlsat::atom::GT:
inq = nla::ineq(l.sign() ? lp::lconstraint_kind::LE : lp::lconstraint_kind::GT, t, bound);
break;
default:
UNREACHABLE();
return l_undef;
}
break;
case nlsat::atom::LT:
{
nla::ineq inq(l.sign() ? lp::lconstraint_kind::GE : lp::lconstraint_kind::LT, t, bound);
if (m_nla_core.ineq_holds(inq))
return l_undef;
lemma |= inq;
}
break;
case nlsat::atom::GT:
{
nla::ineq inq(l.sign() ? lp::lconstraint_kind::LE : lp::lconstraint_kind::GT, t, bound);
if (m_nla_core.ineq_holds(inq))
return l_undef;
lemma |= inq;
}
break;
if (m_nla_core.ineq_holds(inq))
return l_undef;
lemma |= inq;
}
break;
default:
UNREACHABLE();
return l_undef;