As suggested by Urs Beyerle: >I would suggest to reply to my mail on the mailing list and ask the SL users where they find the scientific applications >for SL. There a plenty of repositories out there that are compatible with SL and include "scientific" rpms. We already have one answer to where SL users find scientific packages. >We have had good results using EPEL >(https://fedoraproject.org/wiki/EPEL) repository alongside the SL repo. Any others?