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How to check that sparse double complex matrix is real only

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nelsons
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How to check that sparse double complex matrix is real only

Sun Nov 24, 2019 7:58 pm
How to check that a sparse double complex is real only ?

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sp = sparse(complex(ones(3,3),0))
isreal(sp(1:9))


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Eigen::SparseMatrix<doublecomplex, 0, signedIndexType>  spCplxMat;
Eigen::SparseMatrix<double, 0, signedIndexType> spImg = spCplxMat.imag();
// ???

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