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adding monomial bounds

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-05-13 18:44:04 -07:00
parent bdecbe4ed7
commit 4e51633e6f
6 changed files with 136 additions and 117 deletions
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7
src/math/lp/monomial_bounds.h
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@ -10,20 +10,21 @@
#include "math/lp/nla_common.h"
#include "math/lp/nla_intervals.h"
#include "math/lp/nex.h"
#include "math/lp/cross_nested.h"
#include "math/lp/u_set.h"
namespace nla {
class core;
class monomial_bounds : common {
dep_intervals& dep;
void var2interval(lpvar v, scoped_dep_interval& i);
bool propagate_down(monic const& m, lpvar u);
bool propagate_value(dep_interval& range, lpvar v);
void compute_product(unsigned start, monic const& m, scoped_dep_interval& i);
bool propagate(monic const& m);
bool propagate_down(monic const& m, dep_interval& mi, lpvar v, dep_interval& product);
void analyze_monomial(monic const& m, unsigned& num_free, lpvar& free_v, unsigned& power) const;
bool is_free(lpvar v) const;
bool is_zero(lpvar v) const;
public:
monomial_bounds(core* core);
bool operator()();