• Thumbnail for Roger Penrose
    Sir Roger Penrose (born 8 August 1931) is a British mathematician, mathematical physicist, philosopher of science and Nobel Laureate in Physics. He is...
    82 KB (7,521 words) - 22:31, 17 September 2024
  • Thumbnail for Antony Penrose
    children include physicist Oliver Penrose, mathematician and physicist Sir Roger Penrose, chess grandmaster Jonathan Penrose, and geneticist Shirley Hodgson...
    10 KB (1,107 words) - 20:40, 26 September 2024
  • Thumbnail for Penrose stairs
    independently discovered and made popular by Lionel Penrose and his son Roger Penrose. A variation on the Penrose triangle, it is a two-dimensional depiction...
    11 KB (1,355 words) - 09:58, 3 April 2024
  • Sir Roland Algernon Penrose CBE (14 October 1900 – 23 April 1984) was an English artist, historian and poet. He was a major promoter and collector of...
    19 KB (1,839 words) - 10:22, 23 September 2024
  • Thumbnail for Penrose diagram
    In theoretical physics, a Penrose diagram (named after mathematical physicist Roger Penrose) is a two-dimensional diagram capturing the causal relations...
    10 KB (1,206 words) - 14:20, 30 August 2024
  • Thumbnail for Penrose tiling
    Penrose tilings may have both reflection symmetry and fivefold rotational symmetry. Penrose tilings are named after mathematician and physicist Roger...
    51 KB (5,865 words) - 07:07, 5 September 2024
  • In theoretical physics, twistor theory was proposed by Roger Penrose in 1967 as a possible path to quantum gravity and has evolved into a widely studied...
    35 KB (4,205 words) - 06:14, 28 August 2024
  • Thumbnail for Penrose triangle
    in the 1950s by psychiatrist Lionel Penrose and his son, the mathematician and Nobel Prize laureate Roger Penrose, who described it as "impossibility...
    8 KB (791 words) - 21:49, 2 September 2024
  • The Penrose interpretation is a speculation by Roger Penrose about the relationship between quantum mechanics and general relativity. Penrose proposes...
    9 KB (1,078 words) - 02:06, 27 August 2024
  • Penrose and brother of the mathematical physicist Roger Penrose, chess Grandmaster Jonathan Penrose, and geneticist Shirley Hodgson. He was associated...
    5 KB (287 words) - 13:34, 26 June 2024
  • independently described by E. H. Moore in 1920, Arne Bjerhammar in 1951, and Roger Penrose in 1955. Earlier, Erik Ivar Fredholm had introduced the concept of a...
    46 KB (7,506 words) - 16:37, 26 September 2024
  • Thumbnail for Orchestrated objective reduction
    first put forward in the early 1990s by Nobel laureate for physics Roger Penrose, and anaesthesiologist Stuart Hameroff. The hypothesis combines approaches...
    51 KB (5,678 words) - 03:22, 9 September 2024
  • Thumbnail for Stephen Hawking
    cheek muscle. Hawking's scientific works included a collaboration with Roger Penrose on gravitational singularity theorems in the framework of general relativity...
    185 KB (17,999 words) - 20:36, 26 September 2024
  • Thumbnail for Penrose process
    The Penrose process (also called Penrose mechanism) is theorised by Sir Roger Penrose as a means whereby energy can be extracted from a rotating black...
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  • truth value of its Gödel sentence, while human minds can. Mathematician Roger Penrose modified the argument in his first book on consciousness, The Emperor's...
    20 KB (2,354 words) - 16:35, 2 September 2024
  • The Penrose–Hawking singularity theorems (after Roger Penrose and Stephen Hawking) are a set of results in general relativity that attempt to answer the...
    22 KB (3,141 words) - 20:22, 9 March 2024
  • Thumbnail for Penrose graphical notation
    handwritten) visual depiction of multilinear functions or tensors proposed by Roger Penrose in 1971. A diagram in the notation consists of several shapes linked...
    9 KB (678 words) - 06:39, 9 September 2024
  • of quantum systems. Later, following a different line of reasoning, Roger Penrose arrived at an estimation for the collapse time of a superposition due...
    23 KB (3,060 words) - 15:09, 13 September 2024
  • framework of general relativity and proposed by theoretical physicist Roger Penrose. In CCC, the universe iterates through infinite cycles, with the future...
    13 KB (1,694 words) - 12:47, 22 September 2024
  • scientist Roger Penrose: Moore–Penrose inverse, the most widely known generalization of the inverse matrix in particular linear algebra Penrose graphical...
    2 KB (206 words) - 09:36, 15 January 2024
  • Roland Penrose, both British artists. He married Margaret Leathes in 1928 and they had four children: Oliver Penrose, born 1929, physicist; Sir Roger Penrose...
    13 KB (1,256 words) - 13:24, 20 July 2024
  • Thumbnail for Spin network
    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) - 02:05, 23 July 2024
  • This behaviour was described independently by both Roger Penrose and James Edward Terrell. Penrose's article was submitted 29 July 1958 and published in...
    8 KB (874 words) - 11:12, 24 May 2024
  • Penrose may refer to: Penrose, Arlington, Virginia, a neighborhood Penrose, Colorado, a town Penrose, St. Louis, Missouri, a neighborhood Penrose, Philadelphia...
    2 KB (209 words) - 19:17, 23 September 2023
  • Thumbnail for Impossible object
    non-circular. Penrose stairs – created by Oscar Reutersvärd and later independently devised and popularised by Lionel Penrose and his mathematician son Roger Penrose...
    11 KB (1,208 words) - 23:33, 13 July 2024
  • called naked. The weak cosmic censorship hypothesis was conceived by Roger Penrose in 1969 and posits that no naked singularities exist in the universe...
    12 KB (1,613 words) - 07:25, 18 November 2023
  • Thumbnail for Golden ratio
    Kepler, to present-day scientific figures such as Oxford physicist Roger Penrose, have spent endless hours over this simple ratio and its properties...
    113 KB (12,926 words) - 21:31, 15 September 2024
  • Thumbnail for M. C. Escher
    mathematical ability, he interacted with the mathematicians George Pólya, Roger Penrose, and Donald Coxeter, and the crystallographer Friedrich Haag, and conducted...
    61 KB (6,314 words) - 13:59, 19 September 2024
  • Beresford Leathes. She has three older brothers, Oliver, Sir Roger, and Jonathan Penrose. She married Humphrey Hodgson in 1971. She is a Fellow of the...
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  • Thumbnail for Jonathan Penrose
    of the physiologist John Beresford Leathes, and brother of Roger Penrose, Oliver Penrose, and Shirley Hodgson. He was a psychologist and university lecturer...
    8 KB (820 words) - 18:33, 6 March 2024