• The PenroseHawking singularity theorems (after Roger Penrose and Stephen Hawking) are a set of results in general relativity that attempt to answer the...
    22 KB (3,124 words) - 21:50, 19 May 2025
  • Thumbnail for Roger Penrose
    Wolf Prize in Physics, which he shared with Stephen Hawking for the PenroseHawking singularity theorems, and the 2020 Nobel Prize in Physics "for the discovery...
    87 KB (7,870 words) - 18:49, 19 May 2025
  • Thumbnail for Gravitational singularity
    Penrose–Hawking singularity theorems White hole BKL singularity Initial singularity Earman 1995, pp. 28–31, Section 2.2 What is a singularity? Curiel...
    24 KB (2,887 words) - 21:37, 21 May 2025
  • The equation is important as a fundamental lemma for the PenroseHawking singularity theorems and for the study of exact solutions in general relativity...
    12 KB (1,775 words) - 23:59, 7 May 2025
  • Look up Singularity or singularity in Wiktionary, the free dictionary. Singularity or singular point may refer to: Mathematical singularity, a point at...
    6 KB (702 words) - 18:59, 4 January 2025
  • reasoning with a formal system whose theorems can be listed by an algorithm that has a Gödel sentence, but the Penrose-Lucas argument tries to prove otherwise:...
    21 KB (2,476 words) - 20:24, 3 April 2025
  • Oliver Penrose FRS FRSE (born 6 June 1929) is a British theoretical physicist. He is the son of the scientist Lionel Penrose and brother of the mathematical...
    5 KB (287 words) - 16:21, 25 November 2024
  • Thumbnail for Illumination problem
    The original problem was first solved in 1958 by Roger Penrose using ellipses to form the Penrose unilluminable room. He showed that there exists a room...
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  • demonstrates that singularities arise inevitably in general relativity and is a key ingredient in the proofs of the PenroseHawking singularity theorems. Raychaudhuri...
    15 KB (1,405 words) - 00:06, 30 March 2025
  • Shirley Victoria Penrose Hodgson (born 22 February 1945) is a British geneticist. Hodgson studied at Somerville College, Oxford. She worked as a GP, then...
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  • Thumbnail for Stephen Hawking
    single cheek muscle. Hawking's scientific works included a collaboration with Roger Penrose on gravitational singularity theorems in the framework of general...
    189 KB (18,374 words) - 06:53, 17 May 2025
  • Cosmic censorship hypothesis (category Roger Penrose)
    PenroseHawking singularity theorems, singularities are inevitable in physically reasonable situations. Still, in the absence of naked singularities,...
    13 KB (1,667 words) - 19:02, 30 January 2025
  • 1007/BF01448427. S2CID 179177367. Earman, J. (1999). "The PenroseHawking singularity theorems: History and Implications". In Goenner, H. (ed.). The expanding...
    39 KB (5,197 words) - 20:32, 24 March 2025
  • Kalam cosmological argument Gibbons–Hawking–York boundary term Gibbons–Hawking effect PenroseHawking singularity theorems Perlov, Delia; Vilenkin, Alexander...
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  • A Brief History of Time (film) (category Stephen Hawking)
    worked with Hawking on Penrose-Hawking singularity theorems Dennis Sciama, cosmologist and PhD supervisor for Hawking John Wheeler, theoretical physicist...
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  • Lovelock's theorem (physics) No-hair theorem (physics) Odd number theorem (physics) Peeling theorem (physics) PenroseHawking singularity theorems (physics)...
    78 KB (6,293 words) - 12:16, 2 May 2025
  • Rietdijk–Putnam argument (category Roger Penrose)
    Putnam (1967). It is sometimes called the Rietdijk–Putnam–Penrose argument. Roger Penrose advanced a form of this argument that has been called the Andromeda...
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  • Stability of matter Positive energy theorem Birkhoff's theorem (relativity) PenroseHawking singularity theorems Hoop conjecture Fourès-Bruhat, Y. (1952)...
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  • Thumbnail for List of things named after Stephen Hawking
    this star type. PenroseHawking singularity theorems for predicting when singularities occur, named after Roger Penrose and Stephen Hawking. Brave New World...
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  • Malament–Hogarth spacetime Null infinity Penrose diagram PenroseHawking singularity theorems Spacetime Hawking & Israel 1979, p. 255 Galloway, Gregory...
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  • Thumbnail for Terrell rotation
    also sometimes referred to as the Penrose–Terrell effect, the Terrell–Penrose effect or the Lampa–Terrell–Penrose effect. In 1924 by Anton Lampa discussed...
    11 KB (1,142 words) - 21:10, 29 April 2025
  • Thumbnail for Black hole information paradox
    spacetime from which nothing—not even light—can escape. In the 1970s, Stephen Hawking applied the semiclassical approach of quantum field theory in curved spacetime...
    68 KB (8,928 words) - 02:40, 10 May 2025
  • Thumbnail for Universe
    gravitational interaction is significant. However, the PenroseHawking singularity theorems show that a singularity should exist for very general conditions. Hence...
    154 KB (15,973 words) - 23:54, 29 April 2025
  • Einstein's field equation geodesic gravitational redshift PenroseHawking singularity theorems Pseudo-Riemannian manifold stress–energy tensor worm hole...
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  • is fairly generic in general relativity is shown in the PenroseHawking singularity theorems. If M {\displaystyle M} is geodesically complete, then it...
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  • in space. And at the heart of this black hole, Penrose shows, is something scientists call a singularity. It is this which leads Stephen to his PhD subject...
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  • Thumbnail for BKL singularity
    similar theorems were found later on by Hawking and Geroch (see PenroseHawking singularity theorems). This revived interest in the search for singular solutions...
    166 KB (20,986 words) - 19:45, 21 May 2025
  • Thumbnail for Physical cosmology
    Hubert; Jürgen; Ritter, Jim; Sauer, Tilman (eds.). The Penrose-Hawking Singularity Theorems: History and Implications – The expanding worlds of general...
    77 KB (7,679 words) - 05:28, 2 April 2025
  • Thumbnail for Spin network
    Spin network (category Roger Penrose)
    The diagrammatic notation can thus greatly simplify calculations. Roger Penrose described spin networks in 1971. Spin networks have since been applied...
    12 KB (1,565 words) - 18:59, 30 January 2025
  • Thumbnail for Big Bang
    1016/0370-2693(93)91239-J. S2CID 119406262. Hawking & Ellis 1973 Senovilla, José M. M. (May 1998). "Singularity Theorems and Their Consequences". General Relativity...
    150 KB (16,042 words) - 15:15, 21 May 2025