- Cauchy horizon
- горизонт Коши
English-russian dictionary of physics. 2013.
Cauchy horizon
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Cauchy horizon — In physics, a Cauchy horizon is a light like boundary of the domain of validity of a Cauchy problem (a particular boundary value problem of the theory of partial differential equations). One side of the horizon contains closed space like… … Wikipedia
Horizon (disambiguation) — Horizon is the line at which the sky and the earth s surface appear to meet.Horizon or horizons may also refer to:Business* Horizon Global, a corporation specializing in media compression technology, peer to peer video telephony, and video on… … Wikipedia
Cauchy surface — A Cauchy surface is a plane in space time which is like an instant of time, giving the initial conditions on this plane detemines the future (and the past) uniquely.Named after Augustin Louis Cauchy, a precise definition is that it is a subset in … Wikipedia
Horizon (general relativity) — There are several types of spacetime horizons that play a role in Einstein s theory of general relativity:* Absolute horizon, a boundary in spacetime in general relativity inside of which events cannot affect an external observer * Apparent… … Wikipedia
Cauchy — Cette page d’homonymie répertorie les différents sujets et articles partageant un même nom. Cette page d’homonymie répertorie des personnes (réelles ou fictives) partageant un même patronyme. Patronyme Augustin Louis Cauchy (1789 1857),… … Wikipédia en Français
Augustin Louis Cauchy — Infobox Scientist name = Augustin Louis Cauchy image width = 200px caption = Augustin Louis Cauchy birth date = birth date|1789|8|21|df=y birth place = Paris, France death date = death date and age|1857|5|23|1789|8|21|df=y death place = Sceaux,… … Wikipedia
Apparent horizon — An apparent horizon is a surface defined in general relativity as the boundary between light rays which are directed outwards and moving outwards, and those which are directed outwards but moving inwards.Apparent horizons are not invariant… … Wikipedia
Absolute horizon — In general relativity, an absolute horizon is a boundary in spacetime, defined with respect to the external universe, inside of which events cannot affect an external observer. Light emitted inside the horizon can never reach the observer, and… … Wikipedia
Event horizon — In general relativity, an event horizon is a boundary in spacetime, an area surrounding a black hole or a wormhole, inside which events cannot affect an outside observer. Light emitted from inside the horizon can never reach the observer, and… … Wikipedia
Kerr metric — In general relativity, the Kerr metric (or Kerr vacuum) describes the geometry of spacetime around a rotating massive body. According to this metric, such rotating bodies should exhibit frame dragging, an unusual prediction of general relativity; … Wikipedia
Closed timelike curve — In mathematical physics, a closed timelike curve (CTC) is a worldline in a Lorentzian manifold, of a material particle in spacetime that is closed, returning to its starting point. This possibility was first raised by Kurt Gödel in 1949, who… … Wikipedia
