Install geg by entering the following commands in the terminal:
sudo apt update sudo apt install geg
Description:
GTK+ Equation Grapher
geg is a very simple utility for parsing and plotting 2D-functions, eg f(x) = 3 + sin(x), and much more complicated functions of course. It is written with GTK+ and provides a neat, configurable user interface.
Homepage: https://sourceforge.net/projects/sf-xpaint/files/geg/
Version: 2.0.9-2
Section: universe/math