Version 8.0.2 is available upstream. Please consider updating! It seems that version 8.0.2 is available upstream, while the latest version in the Gentoo tree is 8.0.1-r1. You think this warning is false? Read more about it here.
MathGL is a library for:
* making high-quality scientific graphics
* the fast data plotting and data processing of large data arrays
* working in window and console modes and for easy embedding into other programs