• Thumbnail for Torsion tensor
    In differential geometry, the torsion tensor is a tensor that is associated to any affine connection. The torsion tensor is a bilinear map of two input...
    27 KB (4,370 words) - 18:08, 28 January 2025
  • antisymmetric part (torsion tensor). The action used is the same as the Palatini action, except that the constraint on the torsion is removed. This results...
    26 KB (3,396 words) - 05:33, 28 March 2025
  • the stress tensor of a solid body under torsion stress can be described as torsion fields, although such usage is rare. The torsion tensor is a quantity...
    13 KB (1,398 words) - 07:42, 23 March 2025
  • The contorsion tensor in differential geometry is the difference between a connection with and without torsion in it. It commonly appears in the study...
    10 KB (2,079 words) - 21:38, 12 June 2024
  • notation and manipulation for tensors and tensor fields on a differentiable manifold, with or without a metric tensor or connection. It is also the modern...
    46 KB (7,263 words) - 03:10, 13 January 2025
  • tensor product of modules over a ring Torsion-free module, in algebra See also Torsion-free (disambiguation) Analytic torsion (Reidemeister torsion,...
    2 KB (226 words) - 14:35, 19 January 2024
  • relationship between the Ricci tensor and the matter content of the universe. Like the metric tensor, the Ricci tensor assigns to each tangent space of...
    34 KB (5,863 words) - 23:45, 30 December 2024
  • metric field on M consists of a metric tensor at each point p of M that varies smoothly with p. A metric tensor g is positive-definite if g(v, v) > 0 for...
    56 KB (8,866 words) - 08:52, 9 August 2024
  • mathematical field of differential geometry, the Riemann curvature tensor or Riemann–Christoffel tensor (after Bernhard Riemann and Elwin Bruno Christoffel) is the...
    19 KB (2,928 words) - 18:43, 20 December 2024
  • module over an integral domain Torsion-free affine connection, an affine connection whose torsion tensor vanishes Torsion-free metric connection or Levi-Civita...
    817 bytes (140 words) - 08:53, 27 August 2016
  • manifold M {\displaystyle M} and the metric tensor is given as a covariant, second-degree, symmetric tensor on M {\displaystyle M} , conventionally denoted...
    15 KB (2,490 words) - 06:26, 26 December 2024
  • of tensor theory. For expositions of tensor theory from different points of view, see: Tensor Tensor (intrinsic definition) Application of tensor theory...
    8 KB (1,028 words) - 11:00, 27 October 2024
  • Thumbnail for Stress–energy tensor
    stress-energy tensor The stress–energy tensor, sometimes called the stress–energy–momentum tensor or the energy–momentum tensor, is a tensor physical quantity...
    25 KB (4,040 words) - 17:23, 6 February 2025
  • Thumbnail for Electromagnetic tensor
    electromagnetism, the electromagnetic tensor or electromagnetic field tensor (sometimes called the field strength tensor, Faraday tensor or Maxwell bivector) is a...
    16 KB (2,770 words) - 09:53, 29 January 2025
  • Thumbnail for Tensor field
    In mathematics and physics, a tensor field is a function assigning a tensor to each point of a region of a mathematical space (typically a Euclidean space...
    23 KB (3,519 words) - 20:36, 22 March 2025
  • Thumbnail for Moment of inertia
    inertia tensor of a body calculated at its center of mass, and R {\displaystyle \mathbf {R} } be the displacement vector of the body. The inertia tensor of...
    91 KB (17,301 words) - 03:34, 13 March 2025
  • mathematics, the nonmetricity tensor in differential geometry is the covariant derivative of the metric tensor. It is therefore a tensor field of order three....
    4 KB (437 words) - 09:07, 24 July 2023
  • independent of any metric tensor and coordinate system. Also, the specific term "symbol" emphasizes that it is not a tensor because of how it transforms...
    30 KB (5,174 words) - 05:03, 3 February 2025
  • space L ( V , V ) {\displaystyle L(V,V)} is naturally isomorphic to the tensor product V ∗ ⊗ V ≅ V ⊗ V {\displaystyle V^{*}\!\!\otimes V\cong V\otimes...
    40 KB (6,501 words) - 03:50, 24 January 2025
  • Thumbnail for Black hole cosmology
    connection and regarding its antisymmetric part, the torsion tensor, as a dynamical variable. Torsion naturally accounts for the quantum-mechanical, intrinsic...
    6 KB (696 words) - 02:39, 1 April 2025
  • two vectors is sometimes called an elementary tensor or a decomposable tensor. The elementary tensors span V ⊗ W {\displaystyle V\otimes W} in the sense...
    50 KB (8,668 words) - 23:36, 25 March 2025
  • In multilinear algebra, a tensor contraction is an operation on a tensor that arises from the canonical pairing of a vector space and its dual. In components...
    13 KB (1,882 words) - 08:46, 28 November 2024
  • mathematics, the modern component-free approach to the theory of a tensor views a tensor as an abstract object, expressing some definite type of multilinear...
    11 KB (1,719 words) - 08:52, 28 November 2024
  • thought of as a tensor, and is written δ j i {\displaystyle \delta _{j}^{i}} . Sometimes the Kronecker delta is called the substitution tensor. In the study...
    20 KB (3,740 words) - 12:28, 23 January 2025
  • the tensor algebra of a vector space V, denoted T(V) or T•(V), is the algebra of tensors on V (of any rank) with multiplication being the tensor product...
    23 KB (4,161 words) - 17:18, 1 February 2025
  • universal property of the tensor product of vector spaces extends to more general situations in abstract algebra. The tensor product of an algebra and...
    48 KB (8,471 words) - 21:45, 27 February 2025
  • various areas, including: Classical treatment of tensors Dyadic tensor Glossary of tensor theory Metric tensor Bra–ket notation Multilinear subspace learning...
    6 KB (661 words) - 02:59, 5 March 2024
  • invariants, such as the curvature (see also curvature tensor and curvature form), and torsion tensor. Consider the following problem. Suppose that a tangent...
    19 KB (2,617 words) - 17:10, 15 March 2025
  • differential geometry, the Einstein tensor (named after Albert Einstein; also known as the trace-reversed Ricci tensor) is used to express the curvature...
    10 KB (1,682 words) - 14:29, 11 January 2025
  • Thumbnail for Tensor
    (electromagnetic tensor, Maxwell tensor, permittivity, magnetic susceptibility, ...), and general relativity (stress–energy tensor, curvature tensor, ...). In...
    69 KB (9,352 words) - 02:28, 27 March 2025