Previously, we introduced the simple physical system of an electric dipole, with two equal but opposite charges placed on the z axis at 0.25 and 0.75. It should be instructive to stick with this one ...

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 ...