GNU/Linux Ubuntu Installing SageMath Guide
You are Welcome! The Tutorial Shows You Step-by-Step How to Install SageMath Notebook Web UI in Ubuntu GNU+Linux Desktops.
And SageMath for Ubuntu is Built out of nearly 100 Open-Source Packages and Features a Unified Interface.
Furthermore, SageMath can be used to Study Elementary and Advanced, Pure and Applied Mathematics.
This includes a Huge Range of Mathematics, including Basic Algebra, Calculus, Elementary to very Advanced Number Theory, Cryptography, Numerical Computation, Commutative Algebra, Group Theory, Combinatorics, Graph Theory, exact Linear Algebra and much more.