bimetric

bimetric
Describing any system that may be described using two metrics

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  • Bimetric theory — refers to a class of modified theories of gravity in which two metric tensors are used instead of one. Often the second metric is introduced at high energies, with the implication that the speed of light may be energy dependent.In general… …   Wikipedia

  • Alternatives to general relativity — are physical theories that attempt to describe the phenomena of gravitation in competition to Einstein s theory of general relativity.There have been many different attempts at constructing an ideal theory of gravity. These attempts can be split… …   Wikipedia

  • Альтернативные теории гравитации — Альтернативными теориями гравитации принято называть теории гравитации, существующие как альтернативы общей теории относительности (ОТО) или существенно (количественно или принципиально) модифицирующие ее. К альтернативным теориям гравитации… …   Википедия

  • МОНД — Альтернативными теориями гравитации принято называть теории гравитации, существующие как альтернативы общей теории относительности или существенно (количественно или принципиально) модифицирующие ее. К альтернативным теориям гравитации часто… …   Википедия

  • Parameterized post-Newtonian formalism — Post Newtonian formalism is a calculational tool that expresses Einstein s (nonlinear) equations of gravity in terms of the lowest order deviations from Newton s theory. This allows approximations to Einstein s equations to be made in the case of …   Wikipedia

  • General relativity — For a generally accessible and less technical introduction to the topic, see Introduction to general relativity. General relativity Introduction Mathematical formulation Resources …   Wikipedia

  • Modified Newtonian dynamics — MOND redirects here. For other uses, see Mond. In physics, Modified Newtonian dynamics (MOND) is a hypothesis that proposes a modification of Newton s law of gravity to explain the galaxy rotation problem. When the uniform velocity of rotation of …   Wikipedia

  • Loop quantum gravity — Not to be confused with the path integral formulation of LQG, see spin foam. This article is about LQG in its Canonical formulation.. Beyond the Standard Model …   Wikipedia

  • Newton's law of universal gravitation — Classical mechanics Newton s Second Law History of classical mechanics  …   Wikipedia

  • Jean-Pierre Petit — (b. 5 April 1937) is a French scientist, senior researcher at National Center for Scientific Research (CNRS), now retired. His main working fields are fluid mechanics, kinetic theory of gases, plasma physics, magnetohydrodynamics power generation …   Wikipedia

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