Is the fabric of space-time necessary for the propogation of light?
please answer with a reason,mathematical if possible.
Also,please mention whether the presence of space-time fabric is a necessary or a sufficient condition for the propagation of light assuming that a source of light is already in space?
Is the fabric of space-time necessary for the propogation of light?
please answer with a reason,mathematical if possible.
Also,please mention whether the presence of space-time fabric is a necessary or a sufficient condition for the propagation of light assuming that a source of light is already in space?