timelike dimension

См. также в других словарях:

• 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

• Anti de Sitter space — In mathematics and physics, n dimensional anti de Sitter space, sometimes written AdS n, is a maximally symmetric Lorentzian manifold with constant negative scalar curvature. It is the Lorentzian analog of n dimensional hyperbolic space, just as… …   Wikipedia

• World line — In physics, the world line of an object is the unique path of that object as it travels through 4 dimensional spacetime.The concept of world line is distinguished from the concept of orbit or trajectory (such as an orbit in space or a trajectory… …   Wikipedia

• Time travel — This article details time travel itself. For other uses, see Time Traveler. Time travel is the concept of moving between different moments in time in a manner analogous to moving between different points in space, either sending objects (or in… …   Wikipedia

• Novikov self-consistency principle — The Novikov self consistency principle, also known as the Novikov self consistency conjecture, is a principle developed by Russian physicist Igor Dmitriyevich Novikov in the mid 1980s to solve the problem of paradoxes in time travel, which is… …   Wikipedia

• Monochromatic electromagnetic plane wave — In general relativity, the monochromatic electromagnetic plane wave spacetime is the analog of the monochromatic plane waves known from Maxwell s theory. The precise definition of the solution is a bit complicated, but very instructive. Any exact …   Wikipedia

• Spacetime — For other uses of this term, see Spacetime (disambiguation). Two dimensional analogy of spacetime distortion. Matter changes the geometry of spacetime, this (curved) geometry being interpreted as gravity. White lines do not represent the… …   Wikipedia

• Causal sets — The causal sets programme is an approach to quantum gravity. Its founding principle is that spacetime is fundamentally discrete and that the spacetime points are related by a partial order. This partial order has the physical meaning of the… …   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

• Geometrized unit system — A geometrized unit system or geometric unit system is a system of natural units in which the base physical units are chosen so that the speed of light, c , and the gravitational constant, G , are set equal to unity. : c = 1 : G = 1 The… …   Wikipedia

• Penrose diagram — For the tensor diagram notation, see Penrose graphical notation. In theoretical physics, a Penrose diagram (named for mathematical physicist Roger Penrose) is a two dimensional diagram that captures the causal relations between different points… …   Wikipedia