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tune backtracking

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Nikolaj Bjorner 2021-01-18 16:51:01 -08:00
parent 91c54f6c39
commit 3ed490d4ed
2 changed files with 6 additions and 3 deletions
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src/math/lp/lar_solver.h
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@ -94,6 +94,8 @@ class lar_solver : public column_namer {
// these are basic columns with the value changed, so the the corresponding row in the tableau
// does not sum to zero anymore
u_set m_incorrect_columns;
// copy of m_r_solver.inf_set()
unsigned_vector m_inf_index_copy;
stacked_value<unsigned> m_term_count;
vector<lar_term*> m_terms;
indexed_vector<mpq> m_column_buffer;