... However, most of the engineers and scientists will find the software listed in this category useful. For example, software in Computer Algebra Systems can help one derive, simplify, and manipulate equations symbolically instead of using pen and paper. Software in Array-Oriented System will assist you in handling linear algebra numerically, and software in Statistics will help you perform statistical analysis on your data. ... Search SAL: . ... http://www.astro.virginia.edu/~eww6n/math/ . ...