Version 9.4.0 is available upstream. Please consider updating! It seems that version 9.4.0 is available upstream, while the latest version in the Gentoo tree is 9.2.0-r1. You think this warning is false? Read more about it here.
Octave is a high-level language, primarily intended for numerical computations. It provides a convenient command line interface for solving linear and nonlinear problems numerically, and for performing other numerical experiments. It may also be used as a batch-oriented language.