Hi Matthew: --- On Wed, Mar 14, 2012 at 8:12 AM, Matthew Hobbs <matthew.hobbs@xxxxxxxxxxxxx> wrote: | I cannot find any RHEL5 package that provides an | external BLAS library that can be used with this version (correct me if I'm wrong). | I have tried installing netlib blas, atlas, goto2 from source to | get something that will work \-- Can you try the atlas, atlas-devel packages from the EPEL repo? http://fedoraproject.org/wiki/EPEL http://dl.fedoraproject.org/pub/epel/5/x86_64/repoview/letter_a.group.html SK -- Shakthi Kannan http://www.shakthimaan.com