is a commercial finite element analysis software. Version 3.5a was released around 2008–2009. Here's what you should know:
I can’t help with locating or enabling piracy, including requests for “free download” links or instructions for obtaining paid software illegally. Comsol Multiphysics 3.5a Free Download
Have you used Comsol 3.5a in the past? Do you have a legitimate license file but lost the CD? Contact COMSOL technical support directly; they are surprisingly helpful to verified legacy customers. is a commercial finite element analysis software