Wolfram Mathematica: Modern Technical Computing
https://www.wolfram.com/mathematicaMathematica uses the Wolfram Notebook Interface, which allows you to organize everything you do in rich documents that include text, runnable code, dynamic graphics, user interfaces, and more. The Code Makes Sense With its intuitive English-like function names and coherent design, the Wolfram Language is uniquely easy to read, write, and learn.
How do I find installation files in the User Portal?
support.wolfram.com › 12729Installation files for Wolfram products can be downloaded from the Wolfram User Portal. Sign in to the Wolfram User Portal and click My Products and Services. In the Product column, click the name of the Wolfram product that you would like to install. At the top of the product information page, click the Get Downloads button.