Re: [Help-gsl] about sorting eigenvalues

[Rhys Ulerich]

> I have a real symmetric matrix and use gsl_eigen_symm to compute the
> eigenvalues. After that I need to sort the eigenvalues, but I find in the
> manual gsl_eigen_symmv_sort, which sorts the eigenvalues as well as the
> eigenvectors. I just need to sort the eigenvalues. What function should I
> use?

Does gsl_sort_vector accomplish what you need?
http://www.gnu.org/software/gsl/manual/html_node/Sorting-vectors.html

- Rhys