What is this equation all about ?

[Rico L]

A+∧=8$$\pi$$ / c^4 times T


what is this equation about?

cheers

by the way: its 8 pi not 8 to the power of pi

 

[Academic]

Looks very much like this, but you seem to be missing a factor ->
http://en.wikipedia.org/wiki/Einstein_field_equations

 

[Rico L]

oh..

thanks