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orthonormal tetrad

См. также в других словарях:

  • Tetrad formalism — The tetrad formalism is a transformed coordinate approach to General Relativity.In the tetrad formalism, a tetrad basis is chosen a set of four independent vector fields {e {(a)}^{mu}} {a=1dots4} that together span the 4D vector space at each… …   Wikipedia

  • Tetrad (index notation) — In Riemannian geometry, we can introduce a coordinate system over the Riemannian manifold (at least, over a chart), giving n coordinates :xi, i=1,...,n for an n dimensional manifold. Locally, at least, this gives a basis for the 1 forms, dxi… …   Wikipedia

  • Frame fields in general relativity — In general relativity, a frame field (also called a tetrad or vierbein) is a set of four orthonormal vector fields, one timelike and three spacelike, defined on a Lorentzian manifold that is physically interpreted as a model of spacetime. The… …   Wikipedia

  • Minkowski space — A diagram of Minkowski space, showing only two of the three spacelike dimensions. For spacetime graphics, see Minkowski diagram. In physics and mathematics, Minkowski space or Minkowski spacetime (named after the mathematician Hermann Minkowski)… …   Wikipedia

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