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throttle the branching in dio

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Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2025-02-06 14:28:11 -08:00 • committed by Lev Nachmanson
parent bd8cf29df7
commit 134bed826a
5 changed files with 30 additions and 31 deletions
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8
src/math/lp/lp_settings.h
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@ -253,7 +253,7 @@ private:
bool m_dio_eqs = false;
bool m_dio_enable_gomory_cuts = true;
bool m_dio_enable_hnf_cuts = true;
unsigned m_dio_branch_from_proof_period = 100; // report rarely
unsigned m_dio_branching_period = 100; // do branching rarere
public:
bool print_external_var_name() const { return m_print_external_var_name; }
@ -263,9 +263,9 @@ public:
unsigned random_next() { return m_rand(); }
unsigned random_next(unsigned u ) { return m_rand(u); }
bool dio_eqs() { return m_dio_eqs; }
bool dio_enable_gomory_cuts() { return m_dio_eqs && m_dio_enable_gomory_cuts; }
bool dio_enable_hnf_cuts() { return m_dio_eqs && m_dio_enable_hnf_cuts; }
unsigned dio_branch_from_proof_period() { return m_dio_branch_from_proof_period; }
bool dio_enable_gomory_cuts() const { return m_dio_eqs && m_dio_enable_gomory_cuts; }
bool dio_enable_hnf_cuts() const { return m_dio_eqs && m_dio_enable_hnf_cuts; }
unsigned dio_branching_period() const { return m_dio_branching_period; }
void set_random_seed(unsigned s) { m_rand.set_seed(s); }
bool bound_progation() const {