You downloaded and unpacked a binary tarball. It is already built, you just need to run "/home/jon/Downloads/sage/SageMath/sage" to start it.
If you want to compile Sage you need the source tarball (which is not distribution-specific). On Wednesday, February 24, 2016 at 9:59:08 PM UTC+1, Jon Redinger wrote: > > jon@jon-MP061:~/Downloads/sage/SageMath$ uname -a > Linux jon-MP061 4.2.0-30-generic #35-Ubuntu SMP Fri Feb 19 13:51:55 UTC > 2016 i686 i686 i686 GNU/Linux > > sage-7.0-Ubuntu_15.10-i686.tar.bz2 > > Snip: > File > "/home/jon/Downloads/sage/SageMath/local/lib/python2.7/site-packages/numpy/core/__init__.py", > > line 14, in <module> > from . import multiarray > ImportError: libsatlas.so: cannot open shared object file: No such file or > directory > ************************************************************************ > Error building the Sage library > ************************************************************************ > Please email sage-devel (http://groups.google.com/group/sage-devel) > explaining the problem and including the relevant part of the log file > /home/jon/Downloads/sage/SageMath/logs/pkgs/sage-7.0.log > Describe your computer, operating system, etc. > ************************************************************************ > Makefile:6: recipe for target 'sage' failed > make[3]: *** [sage] Error 1 > make[3]: Leaving directory '/home/jon/Downloads/sage/SageMath/src' > > -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.