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cleanup the grobner config init

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2020-01-10 18:04:33 -08:00
parent f2884088cc
commit 06203d227e
4 changed files with 8 additions and 12 deletions
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10
src/math/lp/nla_core.cpp
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@ -1452,16 +1452,8 @@ void core::configure_grobner() {
}
#endif
double tree_size = 100;
unsigned gr_eq_size = 0;
for (auto* e : m_pdd_grobner.equations()) {
tree_size = std::max(tree_size, e->poly().tree_size());
gr_eq_size ++;
}
tree_size *= 10;
struct dd::solver::config cfg;
cfg.m_expr_size_limit = (unsigned)tree_size;
cfg.m_max_steps = gr_eq_size;
cfg.m_max_steps = m_pdd_grobner.equations().size();
cfg.m_max_simplified = m_nla_settings.grobner_max_simplified();
cfg.m_eqs_growth = m_nla_settings.grobner_eqs_growth();
cfg.m_expr_size_growth = m_nla_settings.grobner_expr_size_growth();

4
src/math/lp/nla_params.pyg
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@ -9,8 +9,8 @@ def_module_params('nla',
('horner_row_length_limit', UINT, 10, 'row is disregarded by the heuristic if its length is longer than the value'),
('grobner', BOOL, True, 'run grobner\'s basis heuristic'),
('grobner_eqs_growth', UINT, 10, 'grobner\'s number of equalities growth '),
('grobner_expr_size_growth', UINT, 10, 'grobner\'s maximum expr size growth'),
('grobner_expr_degree_growth', UINT, 10, 'grobner\'s maximum expr degree growth'),
('grobner_expr_size_growth', UINT, 2, 'grobner\'s maximum expr size growth'),
('grobner_expr_degree_growth', UINT, 2, 'grobner\'s maximum expr degree growth'),
('grobner_max_simplified', UINT, 10000, 'grobner\'s maximum number of simplifications'),
('grobner_cnfl_to_report', UINT, 1, 'grobner\'s maximum number of conflicts to report'),
('grobner_subs_fixed', BOOL, False, 'substitute fixed variables by constants')