• Lovelock's theorem of general relativity says that from a local gravitational action which contains only second derivatives of the four-dimensional spacetime...
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  • David Lovelock (born 1938) is a British theoretical physicist and mathematician. He is known for the Lovelock theory of gravity and Lovelock's theorem. Lovelock...
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  • States Lovelock Correctional Center, in Nevada Lovelock (surname), a surname (including a list of people with the name) Lovelock's theorem, a theorem about...
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  • theorem (statistical mechanics) Mermin–Wagner theorem (physics) Birkhoff's theorem (general relativity) Goldberg–Sachs theorem (physics) Lovelock's theorem...
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  • Thumbnail for Lovelock theory of gravity
    In theoretical physics, Lovelock's theory of gravity (often referred to as Lovelock gravity) is a generalization of Einstein's theory of general relativity...
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  • Scalar curvature Differential invariant Einstein–Hilbert action Lovelock's theorem Let us recall that Ricci scalar R {\displaystyle R} is linear in the...
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  • (Hamilton's principle, coordinate-free formulation), David Lovelock (Lovelock theory, Lovelock's theorem) R. G. McLenaghan (CM invariants), Reinhard Meinel (Neugebauer–Meinel...
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  • In gravitation, Chasles' theorem says that the Newtonian gravitational attraction of a spherical shell, outside of that shell, is equivalent mathematically...
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  • In physics, Gauss's law for gravity, also known as Gauss's flux theorem for gravity, is a law of physics that is equivalent to Newton's law of universal...
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  • topological surface term. This follows from the generalized Gauss–Bonnet theorem on a 4D manifold 1 8 π 2 ∫ d 4 x − g G = χ ( M ) {\displaystyle {\frac...
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    area of the event horizon, where by the same year, he proposed no-hair theorems. In 1973 Bekenstein suggested ln ⁡ 2 0.8 π ≈ 0.276 {\displaystyle {\frac...
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  • Twistor string theory Generalisations / extensions of GR Liouville gravity Lovelock theory (2+1)-dimensional topological gravity Gauss–Bonnet gravity Jackiw–Teitelboim...
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  • Thumbnail for Theory of everything
    Gödel's incompleteness theorem suggests that attempts to construct a theory of everything are bound to fail. Gödel's theorem, informally stated, asserts...
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  • symmetric distribution of matter, Newton's shell theorem can be used to find the gravitational force. The theorem tells us how different parts of the mass distribution...
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  • Contracted Bianchi identities Vermeil's theorem Mathematics of general relativity General relativity resources Lovelock, D. (1971). "The Einstein Tensor and...
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  • developed the theories of rings, fields, and algebras. In physics, Noether's theorem explains the connection between symmetry and conservation laws. Enheduanna...
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    include: Donella Meadows' World3 used in the Limits to Growth, James Lovelock's Daisyworld and Thomas Ray's Tierra. In social sciences, computer simulation...
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  • defined only by physical constants Polarizable vacuum Soft graviton theorem – Physics theorem Static forces and virtual-particle exchange – Physical interaction...
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  • modified, could be seen as a restatement of the universal soft graviton theorem in quantum field theory (QFT), which relates universal infrared (soft)...
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  • Riemann curvature tensor (category Theorems about circles)
    Theory of Relativity. Princeton University Press. ISBN 978-0-691-01146-2. Lovelock, David; Rund, Hanno (1989) [1975]. Tensors, Differential Forms, and Variational...
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  • Sakharov and others have been proven impossible by the Weinberg–Witten theorem. However, models with emergent gravity are possible as long as other things...
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  • Thumbnail for Entropic gravity
    {\displaystyle N={\frac {Ac^{3}}{\hbar G}}} The statistical equipartition theorem defines the temperature T {\displaystyle T} of a system with N {\displaystyle...
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  • composite bound state of more elementary particles, usually fermions. A theorem by Steven Weinberg and Edward Witten shows that this is not possible in...
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  • Thumbnail for Tensor
    tensors play a basic role in algebraic topology (for example in the Künneth theorem). Correspondingly there are types of tensors at work in many branches of...
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  • (with cutoff at the critical frequency) per the Nyquist–Shannon sampling theorem, the resulting discrete-time signal will be a Kronecker delta function...
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  • Thumbnail for Quantum gravity
    degree depend upon, the existence of the graviton. The Weinberg–Witten theorem places some constraints on theories in which the graviton is a composite...
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  • publication of History of the Theory of Numbers. Viggo Brun proves Brun's theorem B2 for twin primes. G. H. Hardy rediscovers Pisot–Vijayaraghavan numbers...
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  • Thumbnail for Loop quantum gravity
    used. These uniqueness theorems imply no others exist, so if LQG does not have the correct semiclassical limit then the theorems would mean the end of...
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  • Thumbnail for History of gravitational theory
    Also in the 14th century, the Merton School developed the mean speed theorem; a uniformly accelerated body starting from rest travels the same distance...
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  • Singularity theorems which are premised on and formulated within the setting of Riemannian geometry (e.g. Penrose–Hawking singularity theorems) need not...
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