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Why does ublas::symmetric_matrix not work with BLAS, LAPACK for symmetric matrices?

April 26, 2017BLAS LAPACK matrices Symmetric

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Why does ublas::symmetric_matrix not work with BLAS, LAPACK for symmetric matrices?

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Q: I get compile errors with potrs, symm, symv, syrk, … A: The ublas::symmetric_matrix uses packed storage but the above functions require a dense matrix. Try to use the TP, SP ord HP versions of your BLAS-lib. LAPACK usually operates on dense matrices.