Revision history [back]

a) yes, you are right.

b) installing SageMath 9.5 from sources on a Ubuntu system is super easy: as recommended by @FredericC, upgrade to Ubuntu 20.04, then cut and paste these simple instructions in a terminal.

Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.