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53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
/*++
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Copyright (c) 2017 Microsoft Corporation
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Author:
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Lev Nachmanson (levnach)
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Nikolaj Bjorner (nbjorner)
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--*/
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#pragma once
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#include "util/vector.h"
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#include "math/lp/lp_settings.h"
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#include "util/rlimit.h"
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#include "util/params.h"
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#include "math/lp/lar_solver.h"
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#include "math/lp/monic.h"
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#include "math/lp/nla_core.h"
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namespace nra {
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class solver;
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}
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namespace nla {
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class core;
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// nonlinear integer incremental linear solver
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class solver {
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core* m_core;
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public:
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solver(lp::lar_solver& s, params_ref const& p, reslimit& limit);
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~solver();
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void add_monic(lpvar v, unsigned sz, lpvar const* vs);
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void add_idivision(lpvar q, lpvar x, lpvar y);
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void add_rdivision(lpvar q, lpvar x, lpvar y);
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void add_bounded_division(lpvar q, lpvar x, lpvar y);
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void check_bounded_divisions();
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void set_relevant(std::function<bool(lpvar)>& is_relevant);
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void push();
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void pop(unsigned scopes);
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bool need_check();
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lbool check(vector<ineq>& lits);
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void propagate();
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lbool check_power(lpvar r, lpvar x, lpvar y);
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bool is_monic_var(lpvar) const;
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bool influences_nl_var(lpvar) const;
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std::ostream& display(std::ostream& out) const;
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bool use_nra_model() const;
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core& get_core();
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nlsat::anum_manager& am();
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nlsat::anum const& am_value(lp::var_index v) const;
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void collect_statistics(::statistics & st);
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vector<nla::lemma> const& lemmas() const;
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};
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}
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