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Results tagged with general-relativity
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user 82622
For questions about mathematical problems arising from general relativity, the branch of physics which provides and studies the currently accepted geometric description of gravity.
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Non-commutativity of the d'alambert operator acting on the covariant derivative of a scalar ...
Recently, I saw the following formula for the non-commutativity of the d'Alembert operator $\Box$ acting on the covariant derivative of a scalar field in general relativity, $\Box (\nabla_{\mu}\phi)-\ …
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