In these columns, I have covered several different scientific packages for doing calculations in many different areas of research. I also have looked at various packages that handle graphical ...

I am looking for a graphing/plotting program that is capable of making a 3D and/or contour plots. I usually use xmgrace, but it cannot handle 3D plots. I have a file that contains a lot of x, y, z ...

ITworld.com – The sar utility, if turned on and configured to run under the default settings, provides quite a bit of performance data at virtually no cost. The sar commands that run via cron are run ...

Gnuplot 5.4 has been released, three years after the last major release of the free-software graphing program. In this article we will take a look at five major new capabilities in gnuplot. First, we ...