Template Function bats::zigzag::extra_col_reduction

Function Documentation

template<class VecT>
void bats::zigzag::extra_col_reduction(const size_t j, ColumnMatrix<VecT> &M, ColumnMatrix<VecT> &U, const std::vector<size_t> &p2c, typename VecT::tmp_type &tmp)

reduce column j past the pivot. Heuristic strategy to reduce fill-in during reduction