48   const int rows = ref.rows();  in sparse_basic()  local
53   double density = std::max(8./(rows*cols), 0.01);  in sparse_basic()
58   SparseMatrixType m(rows, cols);  in sparse_basic()
59   DenseMatrix refMat = DenseMatrix::Zero(rows, cols);  in sparse_basic()
60   DenseVector vec1 = DenseVector::Random(rows);  in sparse_basic()
88     int i = ei_random<int>(0,rows-1);  in sparse_basic()
90     int h = ei_random<int>(1,rows-i-1);  in sparse_basic()
117   for(int r=0; r<rows; r++)  in sparse_basic()
167       DenseMatrix m1(rows,cols);  in sparse_basic()
169       SparseMatrixType m2(rows,cols);  in sparse_basic()
173         for (int k=0; k<rows/2; ++k)  in sparse_basic()
175           int i = ei_random<int>(0,rows-1);  in sparse_basic()
186     SparseMatrixType m1(rows,cols), m2(rows,cols);  in sparse_basic()
187     DenseMatrix refM1 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
202     DenseMatrix refM1 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
203     DenseMatrix refM2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
204     DenseMatrix refM3 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
205     DenseMatrix refM4 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
206     SparseMatrixType m1(rows, rows);  in sparse_basic()
207     SparseMatrixType m2(rows, rows);  in sparse_basic()
208     SparseMatrixType m3(rows, rows);  in sparse_basic()
209     SparseMatrixType m4(rows, rows);  in sparse_basic()
236     DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
237     SparseMatrixType m2(rows, rows);  in sparse_basic()
239     int j0 = ei_random(0,rows-1);  in sparse_basic()
240     int j1 = ei_random(0,rows-1);  in sparse_basic()
250     DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
251     SparseMatrixType m2(rows, rows);  in sparse_basic()
253     int j0 = ei_random(0,rows-2);  in sparse_basic()
254     int j1 = ei_random(0,rows-2);  in sparse_basic()
255     int n0 = ei_random<int>(1,rows-std::max(j0,j1));  in sparse_basic()
256     VERIFY_IS_APPROX(m2.innerVectors(j0,n0), refMat2.block(0,j0,rows,n0));  in sparse_basic()
258                      refMat2.block(0,j0,rows,n0)+refMat2.block(0,j1,rows,n0));  in sparse_basic()
260     //refMat2.block(0,j0,rows,n0) = refMat2.block(0,j0,rows,n0) + refMat2.block(0,j1,rows,n0);  in sparse_basic()
265     DenseMatrix refMat2 = DenseMatrix::Zero(rows, rows);  in sparse_basic()
266     SparseMatrixType m2(rows, rows);  in sparse_basic()
274     SparseMatrixType m2(rows, rows);  in sparse_basic()
275     DenseMatrix refM2(rows, rows);  in sparse_basic()