• Thumbnail for Tubular neighborhood
    mathematics, a tubular neighborhood of a submanifold of a smooth manifold is an open set around it resembling the normal bundle. The idea behind a tubular neighborhood...
    5 KB (622 words) - 18:44, 13 November 2023
  • lock using a tubular key Tubular NDT, nondestructive testing applied to metallic tubing Tubular neighborhood, a mathematical concept Tubular-pneumatic action...
    2 KB (289 words) - 20:46, 9 April 2019
  • Thumbnail for Whitehead manifold
    1 {\displaystyle T_{1}} so that T 2 {\displaystyle T_{2}} and a tubular neighborhood of the meridian curve of T 1 {\displaystyle T_{1}} is a thickened...
    6 KB (914 words) - 17:37, 6 September 2022
  • subscheme of a scheme is a scheme analogous to the normal bundle or tubular neighborhood in differential geometry. The normal cone CXY or C X / Y {\displaystyle...
    18 KB (3,347 words) - 21:35, 21 March 2024
  • Subbase – Collection of subsets that generate a topology Tubular neighborhood – neighborhood of a submanifold homeomorphic to that submanifold’s normal...
    10 KB (1,686 words) - 21:59, 19 October 2022
  • simple closed curve in a closed, orientable surface S. Let A be a tubular neighborhood of c. Then A is an annulus, homeomorphic to the Cartesian product...
    5 KB (749 words) - 02:24, 5 March 2024
  • Thumbnail for Knot complement
    in a three-manifold M (most often, M is the 3-sphere). Let N be a tubular neighborhood of K; so N is a solid torus. The knot complement is then the complement...
    3 KB (275 words) - 00:23, 24 October 2023
  • subset). It states: let V be a submanifold of a manifold M and U a tubular neighborhood of V. If σ {\displaystyle \sigma } is a closed k-form on U, k ≥ 1...
    19 KB (3,527 words) - 01:14, 22 May 2024
  • an electronic component Tube domain, in several complex variables Tubular neighborhood, in differential geometry Cylinder (geometry), from elementary geometry...
    3 KB (469 words) - 20:12, 19 January 2024
  • this, see this T. Tao's blog. A technically important result is: Tubular neighborhood theorem — Let M be a manifold and N ⊂ M {\displaystyle N\subset M}...
    56 KB (11,443 words) - 09:40, 7 November 2023
  • drilled along L {\displaystyle L} is obtained by removing an open tubular neighborhood of L {\displaystyle L} from M {\displaystyle M} . If L = L 1 ∪ ⋯...
    8 KB (1,200 words) - 06:40, 28 February 2024
  • a surface that is obtained by compressing S along D. There is a tubular neighborhood of D whose closure is an embedding of D × [-1,1] with D × 0 being...
    8 KB (1,121 words) - 13:08, 20 January 2022
  • elements corresponding to a preferred longitude and meridian of a tubular neighborhood of K {\displaystyle K} . K {\displaystyle K} has Property P if and...
    3 KB (402 words) - 15:51, 26 March 2023
  • Thumbnail for Low-dimensional topology
    in a three-manifold M (most often, M is the 3-sphere). Let N be a tubular neighborhood of K; so N is a solid torus. The knot complement is then the complement...
    19 KB (2,363 words) - 15:38, 16 February 2024
  • Thumbnail for Neighbourhood (mathematics)
    spacePages displaying short descriptions of redirect targets Tubular neighbourhood – neighborhood of a submanifold homeomorphic to that submanifold’s normal...
    10 KB (1,373 words) - 06:52, 17 April 2024
  • Thumbnail for Borromean rings
    realization can be described by a smooth curve whose radius-one tubular neighborhood avoids self-intersections. The minimum ropelength of the Borromean...
    42 KB (4,475 words) - 19:18, 10 February 2024
  • Thumbnail for David A. Cox
    Princeton University, under the supervision of Eric Friedlander (Tubular Neighborhoods in the Etale Topology). From 1974 to 1975, he was assistant professor...
    4 KB (412 words) - 22:10, 5 February 2024
  • (Gluck 1962). Gluck twist spheres are constructed by cutting out a tubular neighborhood of a 2-sphere S in S4 and gluing it back in using a diffeomorphism...
    28 KB (3,793 words) - 01:57, 26 May 2024
  • variables is at most one. An analog of the tubular neighborhood theorem, called the formal tubular neighborhood theorem, holds for quasi-free algebras. Cuntz...
    5 KB (583 words) - 10:26, 13 August 2023
  • Thumbnail for Hyperbolic manifold
    lattice. Its thick–thin decomposition has a thin part consisting of tubular neighborhoods of closed geodesics and ends which are the product of a Euclidean...
    6 KB (680 words) - 02:46, 5 July 2023
  • topologyPages displaying short descriptions of redirect targets Tubular neighborhood – neighborhood of a submanifold homeomorphic to that submanifold’s normal...
    7 KB (1,452 words) - 22:35, 26 June 2023
  • aimed at the curve starting at the point will eventually meet the tubular neighborhood; the path can be continued next to the curve until it meets the disk...
    30 KB (4,226 words) - 18:55, 28 January 2023
  • means, for example that a curve in a surface is 2-sided if it has a tubular neighborhood which is a cartesian product of the curve times an interval. A submanifold...
    3 KB (418 words) - 18:02, 19 November 2022
  • disjoint union of circles (called fibers) such that each fiber has a tubular neighborhood that forms a standard fibered torus. A standard fibered torus corresponding...
    19 KB (3,040 words) - 11:33, 7 November 2023
  • isometries. One then adapts the usual proof of the existence of a tubular neighborhood using this metric. Luna's slice theorem, an analogous result for...
    2 KB (262 words) - 16:14, 15 January 2024
  • submanifold) is however important: indeed the sphere must have a tubular neighborhood. A 3-manifold that is not irreducible is called reducible. A connected...
    7 KB (1,134 words) - 05:04, 23 May 2024
  • X {\displaystyle T_{X}} is an open neighborhood of the stratum X {\displaystyle X} (called the tubular neighborhood), π X : T X → X {\displaystyle \pi...
    5 KB (751 words) - 21:52, 23 April 2024
  • Thumbnail for Parallel curve
    function and signed distance function Distance field Offset printing Tubular neighborhood Willson, Frederick Newton (1898). Theoretical and Practical Graphics...
    32 KB (4,969 words) - 20:16, 18 April 2024
  • give the same 3-manifold. First, do the surgery on K, replacing a tubular neighborhood of K by another solid torus T according to the surgery coefficient...
    2 KB (272 words) - 17:49, 3 January 2018
  • group, and a certain space of holomorphic functions defined on a tubular neighborhood of the dual of a Cartan subalgebra. Trombi, P. C.; Varadarajan, V...
    1 KB (75 words) - 07:44, 13 December 2023