The www.freemat.info website provides a set of free tutorials that can be used in Matlab or Freemat environments. The software Matlab (or Matrix Laboratory) has revolutionised the analysis of data for scientists and engineers. In many ways Matlab/Freemat has succeeded Fortran as the most popular programming language in the science annd engineering communities.
Freemat is an open source software that is similar to Matlab but with less functionality. Freemat can be downloaded by clicking this link .
Octave is an open source software that is similar to Matlab but with less functionality. Octave can be downloaded by clicking this link .
The tutorials in this website are normally applicable to Matlab, Freemat and Octave, if they are only applicable to one of these then it will be stated.