• Thumbnail for Holonomy
    In differential geometry, the holonomy of a connection on a smooth manifold is the extent to which parallel transport around closed loops fails to preserve...
    42 KB (5,901 words) - 15:27, 22 November 2024
  • classification of Riemannian holonomy groups first raised the issue of the existence of non-symmetric manifolds with holonomy Sp(n)·Sp(1).Interesting results...
    13 KB (1,641 words) - 00:44, 7 November 2023
  • Thumbnail for Calabi–Yau manifold
    special unitary group. M {\displaystyle M} has a Kähler metric with global holonomy contained in S U ( n ) {\displaystyle SU(n)} . These conditions imply that...
    24 KB (3,270 words) - 15:59, 4 November 2024
  • manifold or Joyce manifold is a seven-dimensional Riemannian manifold with holonomy group contained in G2. The group G 2 {\displaystyle G_{2}} is one of the...
    8 KB (938 words) - 10:53, 10 October 2024
  • restricted holonomy group is contained in the symplectic group. A G2 manifold or Spin(7) manifold is a Riemannian manifold whose holonomy group is contained...
    15 KB (1,867 words) - 17:23, 25 March 2024
  • Look up holonomic or holonomy in Wiktionary, the free dictionary. Holonomic (introduced by Heinrich Hertz in 1894 from the Greek ὅλος meaning "whole",...
    1 KB (182 words) - 17:45, 10 April 2024
  • Thumbnail for Georges de Rham
    a Riemannian product automatically implies a product structure of the holonomy groups. In 1952 De Rham considered the converse, proving that, if there...
    13 KB (1,414 words) - 07:56, 21 August 2024
  • Compact Manifolds with special holonomy. Oxford University Press. 2000. ISBN 978-0-19-850601-0. Riemannian holonomy groups and calibrated geometry. Oxford...
    4 KB (315 words) - 09:30, 4 January 2024
  • Thumbnail for G2 (mathematics)
    possible special groups that can appear as the holonomy group of a Riemannian metric. The manifolds of G2 holonomy are also called G2-manifolds. G2 is the automorphism...
    15 KB (2,056 words) - 18:40, 24 July 2024
  • phenomenon is known as holonomy. Various generalizations capture in an abstract form this idea of curvature as a measure of holonomy; see curvature form...
    44 KB (6,448 words) - 01:09, 20 November 2024
  • within the larger workings of the brain. This patch holography is called holonomy or windowed Fourier transformations. A holographic model can also account...
    29 KB (3,471 words) - 01:59, 13 June 2024
  • path-ordered exponential to guarantee that the Wilson loop encodes the holonomy of the gauge connection. The parameter σ that determines the ordering is...
    6 KB (1,299 words) - 02:44, 7 September 2024
  • Thumbnail for Jim Simons
    of Bertram Kostant, gave a new proof of Berger's classification of the holonomy groups of Riemannian manifolds. He subsequently began to work with Shiing-Shen...
    64 KB (5,038 words) - 02:49, 12 November 2024
  • theory concerns itself primarily with notions of parallel transport and holonomy. The infinitesimal theory concerns itself with the differentiation of geometric...
    19 KB (2,617 words) - 23:08, 31 October 2023
  • Thumbnail for Foliation
    Foliation (section Holonomy)
    is called the holonomy of the foliation. Holonomy is implemented on foliated manifolds in various specific ways: the total holonomy group of foliated...
    70 KB (8,143 words) - 12:21, 17 August 2024
  • Thumbnail for Symmetric space
    tools of Riemannian geometry, leading to consequences in the theory of holonomy; or algebraically through Lie theory, which allowed Cartan to give a complete...
    45 KB (4,599 words) - 17:08, 4 November 2024
  • Zeiger (1967) proved an important variant called the holonomy decomposition (Eilenberg 1976). The holonomy method appears to be relatively efficient and has...
    19 KB (2,286 words) - 18:43, 4 November 2024
  • a Spin(7)-manifold is an eight-dimensional Riemannian manifold whose holonomy group is contained in Spin(7). Spin(7)-manifolds are Ricci-flat and admit...
    3 KB (350 words) - 10:26, 28 April 2024
  • (principal bundle) Ehresmann connection curvature curvature form holonomy, local holonomy Chern–Weil homomorphism Curvature vector Curvature form Curvature...
    8 KB (679 words) - 11:05, 12 February 2024
  • Thumbnail for Shing-Tung Yau
    closed manifolds of special holonomy; any simply-connected closed Kähler manifold which is Ricci flat must have its holonomy group contained in the special...
    117 KB (10,547 words) - 04:31, 15 November 2024
  • to x {\displaystyle x} . Parallel transport can be used to define the holonomy group of the connection ∇ {\displaystyle \nabla } based at a point x {\displaystyle...
    45 KB (8,674 words) - 19:49, 24 October 2024
  • Thumbnail for Zero-point energy
    March 2009). "Electromagnetic to Gravitational wave Conversion via Nuclear Holonomy". AIP Conference Proceedings. 1103 (1): 524–531. Bibcode:2009AIPC.1103...
    209 KB (26,941 words) - 14:00, 28 October 2024
  • Bryant, Robert L. (2006). "Geometry of manifolds with special holonomy: '100 years of holonomy'". 150 years of mathematics at Washington University in St...
    34 KB (3,918 words) - 12:33, 18 September 2024
  • Thumbnail for Robert Bryant (mathematician)
    exceptional holonomy (i.e. whose holonomy groups are G2 or Spin(7)); this showed that every group in Marcel Berger's classification can arise as a holonomy group...
    16 KB (1,433 words) - 04:01, 15 November 2024
  • Euclidean (ALE) metric on the cotangent bundle of the 2-sphere T*S2. The holonomy group of this 4-real-dimensional manifold is SU(2). The metric is generally...
    3 KB (452 words) - 13:16, 15 March 2024
  • strongly scalar-flat, M must be a product of Riemannian manifolds with holonomy group SU(n) (Calabi–Yau manifolds), Sp(n) (hyperkähler manifolds), or Spin(7)...
    35 KB (5,029 words) - 23:36, 30 May 2024
  • automorphism group Level structure, a technique to remove an automorphism group Holonomy group First, if G is simply connected, the automorphism group of G is that...
    11 KB (1,687 words) - 12:56, 15 May 2023
  • everywhere future-directed null (or everywhere past-directed null). The holonomy of the ratio of the rate of change of the affine parameter around a closed...
    22 KB (3,430 words) - 05:00, 7 April 2024
  • Bryant, Robert L. (2006). "Geometry of manifolds with special holonomy: '100 years of holonomy'". 150 years of mathematics at Washington University in St...
    26 KB (4,038 words) - 08:33, 9 May 2023
  • quantum general relativity and in turn loop quantum gravity and quantum holonomy theory. Let us introduce a set of three vector fields   E j a   , {\displaystyle...
    11 KB (1,859 words) - 02:39, 24 December 2023