Engineering and Scientific
This group includes packages for performing mathematical and scientific computations and plotting, as well as unit conversion.
- gnuplot - A program for plotting mathematical expressions and data.
 - lam - The LAM (Local Area Multicomputer) programming environment.
 - lapack - The LAPACK libraries for numerical linear algebra
 - pvm - Libraries for distributed computing.
 - units - A utility for converting amounts from one unit to another.