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change signed projection to include root object.

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This commit is contained in:
Nikolaj Bjorner 2024-03-23 16:14:24 -04:00
parent 80642e5a7c
commit c18a42cf5b
2 changed files with 14 additions and 3 deletions
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11
src/nlsat/nlsat_explain.cpp
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@ -1744,7 +1744,16 @@ namespace nlsat {
solve_eq(x, eq_index, ps);
}
else {
project_pairs(x, eq_index, ps);
add_zero_assumption(p);
for (unsigned j = 0; j < ps.size(); ++j) {
if (j == eq_index)
continue;
p = ps.get(j);
int s = sign(p);
atom::kind k = (s == 0)?(atom::EQ):((s < 0)?(atom::LT):(atom::GT));
add_simple_assumption(k, p, false);
}
}
return;
}