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Results tagged with general-relativity
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user 70913
A theory that describes how matter interacts dynamically with the geometry of space and time. It was first published by Einstein in 1915 and is currently used to study the structure and evolution of the universe, as well as having practical applications like GPS.
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Geodesic equation proof confusing me
I was looking through this proof and have no idea where the $u$ comes from. Any help is appreciated.
This is from here; I want to know how they got from eqn 5 to eqn 6.