Questions tagged [gr]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
2 votes
0 answers

How can I define a d-dimensional metric on mathematica with abstract components?

I want to define on Mathematica the (d+1)-dimensional metric: $ ds^2 =G_{\mu\nu}dx^{\mu}dx^{\nu}= 2tdt^2 + g_{ij}(t,x)dx^idx^j $ where latin indices go $i,j=1,...,d-1$ and $g_{ij}$ are unknown ...
Mike Ehrmantraut's user avatar
2 votes
1 answer

Plot with manipulate

I want to use appropriately use the Manipulate command in conjunction with Plot, to construct animated graphics for the evolution of the solution. I have tried but i could not succed to solve it $f(x)=...
Athanasios Paraskevopoulos's user avatar