Lines Matching refs:m_lu
107 return m_lu;
286 : NumTraits<Scalar>::epsilon() * m_lu.diagonalSize();
302 result += (abs(m_lu.coeff(i,i)) > premultiplied_threshold);
353 return isInjective() && (m_lu.rows() == m_lu.cols());
366 eigen_assert(m_lu.rows() == m_lu.cols() && "You can't take the inverse of a non-square matrix!");
368 (*this, MatrixType::Identity(m_lu.rows(), m_lu.cols()));
373 inline Index rows() const { return m_lu.rows(); }
374 inline Index cols() const { return m_lu.cols(); }
377 MatrixType m_lu;
395 : m_lu(rows, cols),
407 : m_lu(matrix.rows(), matrix.cols()),
425 m_lu = matrix;
447 biggest_in_corner = m_lu.bottomRightCorner(rows-k, cols-k)
474 m_lu.row(k).swap(m_lu.row(row_of_biggest_in_corner));
478 m_lu.col(k).swap(m_lu.col(col_of_biggest_in_corner));
486 m_lu.col(k).tail(rows-k-1) /= m_lu.coeff(k,k);
488 m_lu.block(k+1,k+1,rows-k-1,cols-k-1).noalias() -= m_lu.col(k).tail(rows-k-1) * m_lu.row(k).tail(cols-k-1);
510 eigen_assert(m_lu.rows() == m_lu.cols() && "You can't take the determinant of a non-square matrix!");
511 return Scalar(m_det_pq) * Scalar(m_lu.diagonal().prod());
521 const Index smalldim = (std::min)(m_lu.rows(), m_lu.cols());
523 MatrixType res(m_lu.rows(),m_lu.cols());
525 res = m_lu.leftCols(smalldim)
527 * m_lu.topRows(smalldim)