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Results tagged with general-relativity
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user 29187
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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General relativity: Induced metric and Killing vector fields
Assume that in spacetime ($M,g_{ab}$) there is a hypersurface generated by a set of independent one-parameter transformations acting on one single point, the generators of these transformations being …
- 159
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In general relativity, are light-like curves light-like geodesics?
Just as the title. If a curve is light-like, i.e. a null-curve, is it definitely a null geodesic?
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