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move sorting of nex expressions to nex_creator

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2019-09-27 17:55:33 -07:00
parent 8cd9989dcf
commit 090851559b
9 changed files with 134 additions and 429 deletions
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4
src/math/lp/horner.cpp
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@ -93,9 +93,7 @@ bool horner::lemmas_on_row(const T& row) {
[this](const nex* n) { return check_cross_nested_expr(n); },
[this](unsigned j) { return c().var_is_fixed(j); },
[this]() { return c().random(); },
[](const nex* a, const nex* b) { return
less_than_nex(a, b, [](lpvar j, lpvar k) { return j < k;}); }
);
[](lpvar j, lpvar k) { return j < k;}); // todo : consider using weights here - the same way they are used in Grobner basis
SASSERT (row_is_interesting(row));
create_sum_from_row(row, cn.get_nex_creator(), m_row_sum);