148     DenseMatrix refM1 = DenseMatrix::Zero(rows, cols);  in sparse_basic()  local
156     initSparse<Scalar>(density, refM1, m1);  in sparse_basic()
166     VERIFY_IS_APPROX(m1*s1, refM1*s1);  in sparse_basic()
167     VERIFY_IS_APPROX(m1+m2, refM1+refM2);  in sparse_basic()
168     VERIFY_IS_APPROX(m1+m2+m3, refM1+refM2+refM3);  in sparse_basic()
169     VERIFY_IS_APPROX(m3.cwiseProduct(m1+m2), refM3.cwiseProduct(refM1+refM2));  in sparse_basic()
170     VERIFY_IS_APPROX(m1*s1-m2, refM1*s1-refM2);  in sparse_basic()
171     VERIFY_IS_APPROX(m4=m1/s1, refM1/s1);  in sparse_basic()
175       VERIFY_IS_APPROX(m1.innerVector(0).dot(refM2.row(0)), refM1.row(0).dot(refM2.row(0)));  in sparse_basic()
177       VERIFY_IS_APPROX(m1.innerVector(0).dot(refM2.col(0)), refM1.col(0).dot(refM2.col(0)));  in sparse_basic()
183 … VERIFY_IS_APPROX(( m1.template block<1,Dynamic>(r,0,1,m1.cols()).dot(rv)) , refM1.row(r).dot(rv));  in sparse_basic()
184     VERIFY_IS_APPROX(m1.row(r).dot(rv), refM1.row(r).dot(rv));  in sparse_basic()
185     VERIFY_IS_APPROX(m1.col(c).dot(cv), refM1.col(c).dot(cv));  in sparse_basic()
187     VERIFY_IS_APPROX(m1.conjugate(), refM1.conjugate());  in sparse_basic()
188     VERIFY_IS_APPROX(m1.real(), refM1.real());  in sparse_basic()
213     VERIFY_IS_APPROX(m1.sum(), refM1.sum());  in sparse_basic()
217     VERIFY_IS_APPROX(m1*=s1, refM1*=s1);  in sparse_basic()
219     VERIFY_IS_APPROX(m1/=s1, refM1/=s1);  in sparse_basic()
222     VERIFY_IS_APPROX(m1+=m2, refM1+=refM2);  in sparse_basic()
223     VERIFY_IS_APPROX(m1-=m2, refM1-=refM2);  in sparse_basic()
229       VERIFY_RAISES_ASSERT( refM1 -= m1.innerVector(0) );  in sparse_basic()
230       VERIFY_RAISES_ASSERT( refM1 += m1.innerVector(0) );  in sparse_basic()
231       m1 = m4; refM1 = refM4;  in sparse_basic()
235     VERIFY_IS_APPROX((m1 = -m1), (refM1 = -refM1));  in sparse_basic()
237     m1 = m4; refM1 = refM4;  in sparse_basic()
238     VERIFY_IS_APPROX((m1 = m1.transpose()), (refM1 = refM1.transpose().eval()));  in sparse_basic()
240     m1 = m4; refM1 = refM4;  in sparse_basic()
241     VERIFY_IS_APPROX((m1 = -m1.transpose()), (refM1 = -refM1.transpose().eval()));  in sparse_basic()
243     m1 = m4; refM1 = refM4;  in sparse_basic()
244     VERIFY_IS_APPROX((m1 += -m1), (refM1 += -refM1));  in sparse_basic()
246     m1 = m4; refM1 = refM4;  in sparse_basic()
254           refM1(it.row(), it.col()) += s1;  in sparse_basic()
255       VERIFY_IS_APPROX(m1, refM1);  in sparse_basic()
263       VERIFY_IS_EQUAL(mb1.template cast<int>().sum(), refM1.real().template cast<bool>().count());  in sparse_basic()
264 …VERIFY_IS_EQUAL((mb1 && mb2).template cast<int>().sum(), (refM1.real().template cast<bool>() && re…  in sparse_basic()
265 …VERIFY_IS_EQUAL((mb1 || mb2).template cast<int>().sum(), (refM1.real().template cast<bool>() || re…  in sparse_basic()
269 …VERIFY_IS_EQUAL(mb3.nonZeros(), (refM1.real().template cast<bool>() && refM2.real().template cast<…  in sparse_basic()