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toward order lemma

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Signed-off-by: Lev <levnach@hotmail.com>
This commit is contained in:
Lev 2018-12-03 15:30:08 -08:00 • committed by Lev Nachmanson
parent 28732b1def
commit 99e21e0977
1 changed files with 23 additions and 6 deletions
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29
src/util/lp/nla_solver.cpp
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@ -1034,6 +1034,26 @@ struct solver::imp {
return true; return true;
} }
lp::lconstraint_kind relation_between_products(const factor& a,
const factor& c,
const factor& b,
const factor& d) {
auto av = vvr(a);
auto bv = vvr(b);
auto cv = vvr(c);
auto dv = vvr(d);
SASSERT(abs(cv) == abs(dv));
}
bool order_lemma_on_ac_and_bd_on_reg_monomials(const index_with_sign& ac,
const factor& a,
const factor& c,
const index_with_sign& bd,
const factor& b,
const factor& d) {
return false;
}
// a > b && c > 0 && d = |c => ac > bd // a > b && c > 0 && d = |c => ac > bd
// ac is a factorization of m_monomials[i_mon] // ac is a factorization of m_monomials[i_mon]
@ -1043,7 +1063,7 @@ struct solver::imp {
unsigned k, unsigned k,
const rooted_mon& rm_bd, const rooted_mon& rm_bd,
const factor& d) { const factor& d) {
TRACE("nla_solver", TRACE("nla_solver",x
tout << "rm_ac = "; tout << "rm_ac = ";
print_rooted_monomial(rm_ac, tout); print_rooted_monomial(rm_ac, tout);
tout << "\nrm_bd = "; tout << "\nrm_bd = ";
@ -1053,11 +1073,8 @@ struct solver::imp {
factor b; factor b;
if (!divide(rm_bd, d, b)) if (!divide(rm_bd, d, b))
return false; return false;
rational ac_v = vvr(rm_ac);
rational bc_v = vvr(rm_bd); return order_lemma_on_ac_and_bd_on_reg_monomials(rm_ac.m_orig, ac_f[(k + 1) % 2], ac_f[k], rm_bd.m_orig, b, d);
TRACE("nla_solver", tout << "ac_v = " << ac_v << ", bc_v = " << bc_v;);
NOT_IMPLEMENTED_YET();
return false;
} }
// collect all vars and rooted monomials with the same absolute // collect all vars and rooted monomials with the same absolute