# 30 Free Web Tools and Open Source Software for Students

Jun 03, 2011, 17:14 (0 Talkback[s])
(Other stories by Vangie Beal)
"Free Web-Based and Open Source Software Mathematics and
Modeling Tools:

"15. GNU Octave is an open source high-level interpreted
language intended for numerical computations. It provides
capabilities for the numerical solution of linear and nonlinear
problems, and for performing other numerical experiments. GNU
Octave also provides extensive graphics capabilities for data
visualization and manipulation. The current version is Version
3.4.0 and it is available for Linux, Mac OS X and other projects
have contributed to a Windows binary distribution of Octave and a
binary distribution of Octave for Sun systems. There is also a
collection of contributed packages for Octave available.

"16. Graphing Calculator from e-Tutor is an online Web tool that
lets students enter functions of x using a standard mathematical
format. Students simply type one or more equations into the Graph
box on the site to use the graphing calculator.

"17. Mathway is an online tool that provides students with the
tools they need to solve their math problems. Mathway solves
problems from the following subjects: Basic Math, Pre-Algebra,
Algebra, Trigonometry, Precalculus, Calculus and Statistics.

"18. Sage is a free open-source mathematics software suite
system licensed under the GPL. It combines the power of many
existing open-source packages into a common Python-based interface.
Sage mathematical software is designed for research and teaching.
It is a viable free open source alternative to Magma, Maple,
Mathematica and Matlab."

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