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fix linear projection

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This commit is contained in:
Valentin Promies 2025-08-21 14:52:06 +02:00
parent 6ef8a0b7bb
commit d05961a021
1 changed files with 4 additions and 2 deletions
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6
src/nlsat/nlsat_explain.cpp
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@ -1424,7 +1424,7 @@ namespace nlsat {
polynomial_ref_vector ps_above_sample(m_pm);
polynomial_ref_vector ps_equal_sample(m_pm);
var x = m_todo.extract_max_polys(ps);
if (x == max_x) {
if (!m_assignment.is_assigned(x)) {
// top level projection like original
// we could also do a covering-style projection, sparing some resultants
add_lcs(ps, x);
@ -1433,7 +1433,7 @@ namespace nlsat {
x = m_todo.extract_max_polys(ps);
}
while (!m_todo.empty()) {
while (true) {
add_cell_lits_linear(ps, x, ps_below_sample, ps_above_sample, ps_equal_sample);
if (all_univ(ps, x) && m_todo.empty()) {
m_todo.reset();
@ -1463,6 +1463,8 @@ namespace nlsat {
}
}
}
if (m_todo.empty())
break;
x = m_todo.extract_max_polys(ps);
}
}