Re:A New Experiment Casts Doubt on the Leading Theory of the...
by consilient on Tuesday June 13, 2023 @02:15PM
(#36314385)
> because it doesn't obey law of conservation of energy.
Energy is in general only conserved locally. More precisely, the covariant derivative of the stress-energy tensor `\nabla_{\mu}T^{\mu \nu}` is zero, but this can only be put into integral form in a few special cases.
Energy is in general only conserved locally. More precisely, the covariant derivative of the stress-energy tensor `\nabla_{\mu}T^{\mu \nu}` is zero, but this can only be put into integral form in a few special cases.