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rebase with master branch

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2020-05-11 16:33:33 -07:00
parent 4b68d98b2a
commit 3e4a4c6df2
10 changed files with 23 additions and 87 deletions
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5
src/math/lp/nla_basics_lemmas.cpp
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@ -359,7 +359,8 @@ bool basics::basic_lemma_for_mon_neutral_derived(const monic& rm, const factoriz
// x != 0 or y = 0 => |xy| >= |y|
void basics::proportion_lemma_model_based(const monic& rm, const factorization& factorization) {
if (c().factorization_has_real(factorization)) // todo: handle the situaiton when all factors are greater than 1, return; // or smaller than 1
if (c().has_real(factorization)) // todo: handle the situaiton when all factors are greater than 1,
return; // or smaller than 1
rational rmv = abs(var_val(rm));
if (rmv.is_zero()) {
SASSERT(c().has_zero_factor(factorization));
@ -485,6 +486,8 @@ bool basics::is_separated_from_zero(const factorization& f) const {
return true;
}
// here we use the fact xy = 0 -> x = 0 or y = 0
void basics::basic_lemma_for_mon_zero_model_based(const monic& rm, const factorization& f) {
TRACE("nla_solver", c().trace_print_monic_and_factorization(rm, f, tout););