• general relativity, the HamiltonJacobiEinstein equation (HJEE) or EinsteinHamiltonJacobi equation (EHJE) is an equation in the Hamiltonian formulation...
    16 KB (1,959 words) - 00:11, 15 June 2023
  • In physics, the HamiltonJacobi equation, named after William Rowan Hamilton and Carl Gustav Jacob Jacobi, is an alternative formulation of classical...
    44 KB (8,124 words) - 20:29, 13 May 2024
  • In the general theory of relativity, the Einstein field equations (EFE; also known as Einstein's equations) relate the geometry of spacetime to the distribution...
    34 KB (5,088 words) - 17:20, 27 March 2024
  • Thumbnail for ADM formalism
    (2023). DOI 10.1103/PhysRevD.107.044052 Canonical coordinates HamiltonJacobiEinstein equation Peres metric "ADM-50: A Celebration of Current GR Innovation"...
    16 KB (2,429 words) - 23:16, 23 March 2024
  • Thumbnail for Hamiltonian mechanics
    theory Hamiltonian system HamiltonJacobi equation HamiltonJacobiEinstein equation Lagrangian mechanics Maxwell's equations Hamiltonian (quantum mechanics)...
    52 KB (9,275 words) - 00:18, 4 March 2024
  • universe HamiltonJacobiEinstein equation Higher-dimensional Einstein gravity Kähler–Einstein metric Wiener–Khinchin–Einstein theorem Einstein pseudotensor...
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  • Thumbnail for Friedmann equations
    They were first derived by Alexander Friedmann in 1922 from Einstein's field equations of gravitation for the Friedmann–Lemaître–Robertson–Walker metric...
    23 KB (3,680 words) - 13:35, 29 April 2024
  • Thumbnail for Asher Peres
    relativity. He also introduced the Peres metric and researched the HamiltonJacobiEinstein equation in general relativity. With Mario Feingold, he published work...
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  • gravitational waves and weak-field gravitational lensing. The Einstein field equation (EFE) describing the geometry of spacetime is given as (using natural...
    10 KB (1,992 words) - 08:26, 18 February 2024
  • Thumbnail for Albert Einstein
    is determined by the Einstein field equations themselves, not by a new law. Accordingly, Einstein proposed that the field equations would determine the...
    222 KB (22,369 words) - 12:44, 12 May 2024
  • gravitation whose defining feature is its use of the Einstein field equations. The solutions of the field equations are metric tensors which define the topology...
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    a few months later, Karl Schwarzschild found a solution to the Einstein field equations that describes the gravitational field of a point mass and a spherical...
    165 KB (18,700 words) - 15:57, 13 May 2024
  • Thumbnail for Speed of light
    electromagnetic wave and, therefore, travelled at speed c. In 1905, Albert Einstein postulated that the speed of light c with respect to any inertial frame...
    144 KB (15,331 words) - 08:14, 21 April 2024
  • → ∞ of Poincaré transformations yields Galilean transformations. The equations below are only physically valid in a Newtonian framework, and not applicable...
    17 KB (2,572 words) - 15:35, 14 July 2023
  • Thumbnail for Maxwell's equations
    Albert Einstein developed special and general relativity to accommodate the invariant speed of light, a consequence of Maxwell's equations, with the...
    81 KB (7,877 words) - 20:01, 6 May 2024
  • within r {\textstyle r} , is discussed below. The equation is derived by solving the Einstein equations for a general time-invariant, spherically symmetric...
    12 KB (2,080 words) - 05:37, 24 January 2024
  • slices of constant time. When we do this, Einstein's equations can be decomposed into one set of equations, which must be satisfied on each slice, and...
    22 KB (3,153 words) - 06:38, 11 May 2024
  • Thumbnail for Gravitational singularity
    also true for such classical unified field theories as the Einstein–Maxwell–Dirac equations. The idea can be stated in the form that, due to quantum gravity...
    23 KB (2,882 words) - 05:35, 2 May 2024
  • Thumbnail for Mass–energy equivalence
    measurement of changes in mass difference, as a check on Einstein's equation itself. Einstein mentions in his 1905 paper that mass–energy equivalence might...
    94 KB (12,128 words) - 00:51, 2 May 2024
  • Maxwell equations have the same form in all inertial frames of reference. In the framework of general relativity the Maxwell equations or the Einstein field...
    14 KB (1,678 words) - 00:38, 12 November 2023
  • Thumbnail for Light cone
    to two. This view of special relativity was first proposed by Albert Einstein's former professor Hermann Minkowski and is known as Minkowski space. The...
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  • gradually corrected. More recently, it has become possible to solve Einstein's field equation using a computer instead of mathematical formulae. As the two...
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  • In general relativity, an exact solution is a solution of the Einstein field equations whose derivation does not invoke simplifying assumptions, though...
    25 KB (3,329 words) - 18:22, 21 April 2024
  • references therein. The Ernst equation is employed in order to produce the exact solutions of the Einstein's equations in the general theory of relativity...
    2 KB (206 words) - 11:56, 28 July 2022
  • The relation is specified by the Einstein field equations, a system of second order partial differential equations. Newton's law of universal gravitation...
    194 KB (22,670 words) - 00:20, 11 May 2024
  • Thumbnail for Gravitational lens
    observer. The amount of gravitational lensing is described by Albert Einstein's general theory of relativity. If light is treated as corpuscles travelling...
    51 KB (5,719 words) - 21:09, 13 May 2024
  • differential equation given initial conditions. In the context of general relativity, it means the problem of finding solutions to Einstein's field equations - a...
    42 KB (7,038 words) - 12:57, 21 November 2023
  • Hamilton–Jacobi–Bellman equation HamiltonJacobiEinstein equation HamiltonJacobi–Isaacs equation Ivory–Jacobi formula Jacobi–Lie bracket Jacobi–Anger expansion...
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  • particles in cosmological models which are exact dust solutions of the Einstein field equation (provided that these world lines are not twisting about one another...
    11 KB (1,756 words) - 21:34, 3 May 2023
  • Thumbnail for Relativity of simultaneity
    relativity. According to the special theory of relativity introduced by Albert Einstein, it is impossible to say in an absolute sense that two distinct events...
    21 KB (2,668 words) - 02:06, 30 April 2024