Hi, I am a physics graduate and teach JEE maths for a living. A phD in quantum cosmology is the dream. I look forward to learning from you all. Feels like a great place to be already! Cheers :)
This is interesting. I understand that you are talking about the wordlines for a set of static observers and the hypersurfaces seen by them which are orthogonal to these worldlines. Isn't the isometry there because you are talking about a static solution for the metric in both cases?
I am...