O'Reilly logo

gnuplot Cookbook by Lee Phillips

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Using Unicode characters [new]

A new feature in gnuplot 4.4 allows you to use the Unicode character set in your graph's title and labels. This is a vast improvement over more cumbersome methods of entering special characters, but it does not work on all terminals. For example, PostScript does not support Unicode directly, but some implementations of the pdf and png terminals, and others, will work. The following example was created using the pngcairo version of the png terminal. Which versions you have available will depend on the details of your operating system and gnuplot installation. A more general method for creating complex labels is given in the next recipe.

Getting ready

You will need some method of inputting Unicode characters. There ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required