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rm_lu

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This commit is contained in:
Lev Nachmanson 2023-03-04 15:15:08 -08:00
parent 25f103db1a
commit c251151d66
4 changed files with 9 additions and 163 deletions
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19
src/math/lp/lar_solver.cpp
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@ -795,24 +795,7 @@ namespace lp {
template <typename K, typename L>
void lar_solver::add_last_rows_to_lu(lp_primal_core_solver<K, L>& s) {
auto& f = s.m_factorization;
if (f != nullptr) {
auto columns_to_replace = f->get_set_of_columns_to_replace_for_add_last_rows(s.m_basis_heading);
if (f->m_refactor_counter + columns_to_replace.size() >= 200 || f->has_dense_submatrix()) {
delete f;
f = nullptr;
}
else {
f->add_last_rows_to_B(s.m_basis_heading, columns_to_replace);
}
}
if (f == nullptr) {
init_factorization(f, s.m_A, s.m_basis, m_settings);
if (f->get_status() != LU_status::OK) {
delete f;
f = nullptr;
}
}
lp_assert(false);
}