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better state

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2025-11-13 14:52:42 -10:00
parent f49f5376b0
commit a512005d5c
3 changed files with 260 additions and 86 deletions
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8
src/nlsat/nlsat_explain.cpp
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@ -21,7 +21,7 @@ Revision History:
#include "nlsat/nlsat_evaluator.h"
#include "math/polynomial/algebraic_numbers.h"
#include "util/ref_buffer.h"
extern int ttt;
#include "util/mpq.h"
namespace nlsat {
@ -657,7 +657,7 @@ namespace nlsat {
polynomial_ref p(m_pm);
polynomial_ref coeff(m_pm);
bool sqf = is_square_free(ps, x);
bool sqf = !m_add_all_coeffs && is_square_free(ps, x);
// Add the leading or all coeffs, depening on being square-free
for (unsigned i = 0; i < ps.size(); i++) {
p = ps.get(i);
@ -840,6 +840,7 @@ namespace nlsat {
!mk_quadratic_root(k, y, i, p)) {
bool_var b = m_solver.mk_root_atom(k, y, i, p);
literal l(b, true);
TRACE(nlsat_explain, tout << "adding literal\n"; display(tout, l); tout << "\n";);
add_literal(l);
}
}
@ -1760,9 +1761,8 @@ namespace nlsat {
process2(num, ls);
}
}
void operator()(unsigned num, literal const * ls, scoped_literal_vector & result) {
ttt++;
SASSERT(check_already_added());
SASSERT(num > 0);
TRACE(nlsat_explain,