general relativity theory
31Variational methods in general relativity — refers to various mathematical techniques that employ the use of variational calculus in Einstein s theory of general relativity. The most commonly used tools are Lagrangians and Hamiltonians and are used to derive the Einstein field… …
32International Society on General Relativity and Gravitation — The International Society on General Relativity and Gravitation is a learned society with the goal to promote research on gravitation, in particular Albert Einstein s theory of general relativity. To that end, it encourages communication between… …
33Riemann tensor (general relativity) — The Riemann tensor (general relativity) is a mathematical object that describes gravitation and its effects in Einstein s theory of general relativity. Curvature and geodesic deviationThe Riemann tensor can be used to express the idea of… …
34Horizon (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… …
35Contributors to the mathematical background for general relativity — This is a list of contributors to the mathematical background for general relativity. For ease of readability, the contributions (in brackets) are unlinked but can be found in the contributors article. Contents: Top · 0–9 · A B C D E F… …
36general theory of relativity — general relativity, theory of gravitation and acceleration …
37Nuts and bolts (general relativity) — In physics, in the theory of general relativity, spacetimes with at least a 1 parameter group of isometries can be classified according to the fixed point sets of the action. Isolated fixed points are called nuts. The other possibility is that… …
38theory of relativity — noun (physics) the theory that space and time are relative concepts rather than absolute concepts • Syn: ↑relativity, ↑relativity theory, ↑Einstein s theory of relativity • Derivationally related forms: ↑relativistic (for: ↑ …
39general theory of relativity — noun a generalization of special relativity to include gravity (based on the principle of equivalence) • Syn: ↑general relativity, ↑general relativity theory, ↑Einstein s general theory of relativity • Hypernyms: ↑relativity, ↑theory of… …
40Relativity — may refer to:Physics* Special relativity, a theory of physics formulated by Albert Einstein * General relativity, Einstein s theory of gravitation * Albert Einstein s theory of relativity, which refers to both special relativity and general… …
