[$] What's new in gnuplot 5.2

This article is a tour of some of the newest features in the gnuplot plotting utility.Some of these features are already present inthe 5.0 release, and some are planned for the nextofficial release, which will be gnuplot 5.2. Highlights in theupcoming releaseinclude hypertext labels, more control over axes, a long-awaited ability toadd labels to contours, better lighting effects, and more; read on for thedetails.