Hard to install? It's one command ("pacman -S sagemath") in Arch and three commands in Ubuntu. Hard to get started with, I can agree with. Despite there being

Hard to install? It's one command ("pacman -S sagemath") in Arch and three commands in Ubuntu. Hard to get started with, I can agree with. Despite there being several tutorials, it's not as easy to start using out of the box as Mathematica.