General Theory of Relativity and Cosmology

8o εξάμηνο ΣΕΜΦΕ


xAct for the General Theory of Relativity

A very introductory set of video lectures on using xTensor, xCoba and xTerior in General Relativity

xAct is an efficient tensor algebra set of Wolfram Mathematica packages, used and trusted by many researchers in theoretical physics. It is written in the Wolfram language and it is given under a free, open source GPL license. You can download it from here, and find the documentation here. Installing it in your system is easy, and brief instructions are also given in the videos and the notebooks below.

You can also find the videos in a youtube video list. A separate list with computer exercises using Mathematica, can be found here. The full list of the instructor's videos related to the course can be found here.