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reverting signed mon_eq, try to rely on canonization state during add/pop

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-03-19 17:14:59 -07:00 • committed by Lev Nachmanson
parent 6877840342
commit 8a665e25ed
12 changed files with 110 additions and 91 deletions
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10
src/math/lp/nla_core.h
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@ -128,7 +128,13 @@ public:
bool is_monic_var(lpvar j) const { return m_emons.is_monic_var(j); }
rational val(lpvar j) const { return m_lar_solver.get_column_value_rational(j); }
rational val(const monic& m) const { return m_lar_solver.get_column_value_rational(m.var()); }
rational var_val(const monic& m) const { return m_lar_solver.get_column_value_rational(m.var()); }
rational mul_val(const monic& m) const {
rational r(1);
for (lpvar v : m.vars()) r *= m_lar_solver.get_column_value_rational(v);
return r;
}
bool canonize_sign_is_correct(const monic& m) const;
@ -136,7 +142,7 @@ public:
rational val_rooted(const monic& m) const { return m.rsign()*val(m.var()); }
rational val(const factor& f) const { return f.rat_sign() * (f.is_var()? val(f.var()) : val(m_emons[f.var()])); }
rational val(const factor& f) const { return f.rat_sign() * (f.is_var()? val(f.var()) : var_val(m_emons[f.var()])); }
rational val(const factorization&) const;