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a fix in nex comparison and impovement of grobner stats

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2019-12-13 16:19:31 -10:00
parent ef2520ace2
commit 2fbb4cac9d
3 changed files with 43 additions and 46 deletions
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16
src/math/lp/nla_grobner.h
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@ -28,10 +28,11 @@ namespace nla {
class core;
struct grobner_stats {
long m_simplify;
long m_superpose;
long m_compute_basis;
long m_num_processed;
long m_simplified;
long m_superposed;
long m_compute_steps;
unsigned m_max_expr_size;
unsigned m_max_expr_degree;
void reset() { memset(this, 0, sizeof(grobner_stats)); }
grobner_stats() { reset(); }
};
@ -101,8 +102,6 @@ private:
void add_var_and_its_factors_to_q_and_collect_new_rows(lpvar j, std::queue<lpvar>& q);
void init();
void compute_basis();
void update_statistics();
bool push_calculation_forward(ptr_vector<equation>& eqs, unsigned&);
void compute_basis_init();
bool compute_basis_loop();
bool compute_basis_step();
@ -128,7 +127,6 @@ private:
void display_matrix(std::ostream & out) const;
std::ostream& display(std::ostream & out) const;
bool try_to_modify_eqs(ptr_vector<equation>& eqs, unsigned& next_weight);
bool internalize_gb_eq(equation*);
void add_row(unsigned);
void assert_eq_0(nex*, ci_dependency * dep);
@ -161,5 +159,9 @@ private:
void register_report();
std::unordered_set<lpvar> get_vars_of_expr_with_opening_terms(const nex *e );
unsigned num_of_equations() const { return m_to_simplify.size() + m_to_superpose.size(); }
std::ostream& print_stats(std::ostream&) const;
template <typename T>
std::ostream& print_stats_eqs(T&, std::ostream&) const;
void update_stats_max_degree_and_size(const equation *e);
}; // end of grobner
}