Computation links

  1. Octave and Scilab (tried to make a GPL-like license, but didn't really succeed...), both built on top of the original FORTRAN code (through some C and C++ wrappers) from Netlib (public domain). (Netlib is where most other matrix libraries, including Matlab, got their inspiration too.)
  2. Matrix and Quaternion FAQ, with lots of useful facts and algorithms for