Sage: Open Source Mathematics Software System

Sage is a free open-source mathematics software system licensed under the GPL. It builds on top of many existing open-source packages: NumPy, SciPy, matplotlib, Sympy, Maxima, GAP, FLINT, R and many more.  Access their combined power through a common, Python-based language or directly via interfaces or wrappers. → Tour, Tutorial, Documentation Mission: Creating a viable free open source alternative to Magma, Maple, Mathematica and Matlab.   Read more…

TinyCad

TinyCad is a schematic capture program that can output SPICE compatible netlists.  It has library capabilities built in.   A quick summary of tools used to Build and Maintain TinyCAD 1.    Microsoft Visual Studio 2003, 2005, or 2008 Standard or Professional (Commercial tool $).  Initial reports from other programmers are that Read more…