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merged dependency.h from main repo

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2019-12-18 21:01:45 -10:00
parent 1dbffe7367
commit 0039b68ca3
6 changed files with 51 additions and 59 deletions
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17
src/math/lp/nla_grobner.h
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@ -77,7 +77,7 @@ public:
class equation {
unsigned m_bidx; //!< position at m_equations_to_delete
nex * m_expr; // simplified expressionted monomials
common::ci_dependency * m_dep; //!< justification for the equality
u_dependency * m_dep; //!< justification for the equality
public:
unsigned get_num_monomials() const {
switch(m_expr->type()) {
@ -102,7 +102,7 @@ public:
}
}
const nex* expr() const { return m_expr; }
common::ci_dependency * dep() const { return m_dep; }
u_dependency * dep() const { return m_dep; }
unsigned hash() const { return m_bidx; }
friend class grobner_core;
};
@ -119,8 +119,7 @@ private:
equation_set m_to_superpose;
equation_set m_to_simplify;
region m_alloc;
common::ci_value_manager m_val_manager;
mutable common::ci_dependency_manager m_dep_manager;
mutable u_dependency_manager m_dep_manager;
nex_lt m_lt;
bool m_changed_leading_term;
params m_params;
@ -129,16 +128,16 @@ public:
grobner_core(nex_creator& nc, reslimit& lim) :
m_nex_creator(nc),
m_limit(lim),
m_dep_manager(m_val_manager, m_alloc),
m_dep_manager(),
m_changed_leading_term(false)
{}
~grobner_core();
void reset();
bool compute_basis_loop();
void assert_eq_0(nex*, common::ci_dependency * dep);
void assert_eq_0(nex*, u_dependency * dep);
concat<equation_set, equation_set, equation*> equations();
common::ci_dependency_manager& dep() const { return m_dep_manager; }
u_dependency_manager& dep() const { return m_dep_manager; }
void display_equations_no_deps(std::ostream& out, equation_set const& v, char const* header) const;
void display_equations(std::ostream& out, equation_set const& v, char const* header) const;
@ -167,7 +166,7 @@ private:
bool is_simpler(equation * eq1, equation * eq2);
void del_equations(unsigned old_size);
void del_equation(equation * eq);
void init_equation(equation* eq, nex*, common::ci_dependency* d);
void init_equation(equation* eq, nex*, u_dependency* d);
void insert_to_simplify(equation *eq) {
TRACE("grobner", display_equation(tout, *eq););
@ -193,7 +192,7 @@ private:
void update_stats_max_degree_and_size(const equation*);
std::ostream& print_stats(std::ostream&) const;
std::ostream& display_dependency(std::ostream& out, common::ci_dependency*) const;
std::ostream& display_dependency(std::ostream& out, u_dependency*) const;
bool equation_is_too_complex(const equation* eq) const {
return eq->expr()->size() > m_params.m_expr_size_limit;
}