https://www.gnu.org/software/gsl/doc/html/usage.html#an-example-program I was looking through this documentation, and couldn't test it, but it seems like the following command
$ gcc example.o -lgsl -lcblas -latlas -lm shouldn't have -lcblas. I could be wrong, though. --thanks, Chris Christopher Crawford, Professor, Director of Graduate Studies Department of Physics and Astronomy, University of Kentucky 859-257-2504 (o) 859-421-9612 (c) skype: chris2crawford schedule: www.pa.uky.edu/~crawford uky.zoom.us/my/c.crawford