It is better to focus on Octave, SageMath, SciPy, and Julia instead. Or to donate corresponding projects instead of buying a license of Mathematica. Of course i

It is better to focus on Octave, SageMath, SciPy, and Julia instead. Or to donate corresponding projects instead of buying a license of Mathematica. Of course it is an amazing software, but science, especially the core one - mathematics, should be open for everyone.