Method makeRowStd

Regression/SparseMatrix.cpp:160–165

reverse the changes of the previos step -- makes a row-standardized matrix from a symmetric one

// reverse the changes of the previos step -- makes a
// row-standardized matrix from a symmetric one
void SparseMatrix::makeRowStd()  
{
    for (int r = 0; r < size; ++r)  {
        row[ r ].mColumnDivRow( scale, r );
    };
}

void SparseMatrix::IminusRhoThis( const double rho, const DenseVector &column,
								 DenseVector &result)  const  {