• Thumbnail for Tverberg's theorem
    In discrete geometry, Tverberg's theorem, first stated by Helge Tverberg in 1966, is the result that sufficiently many points in Euclidean space can be...
    9 KB (1,356 words) - 09:00, 22 June 2025
  • Thumbnail for Convex hull
    Russo–Dye theorem describes the convex hulls of unitary elements in a C*-algebra. In discrete geometry, both Radon's theorem and Tverberg's theorem concern...
    58 KB (7,173 words) - 01:04, 1 July 2025
  • Thumbnail for Jordan curve theorem
    to zero somewhere, which is the point of Tverberg's Lemma 4. The first formal proof of the Jordan curve theorem was created by Hales (2007a) in the HOL...
    27 KB (3,351 words) - 09:27, 15 July 2025
  • Helly's theorem Kirchberger's theorem N-dimensional polyhedron Radon's theorem, and its generalization Tverberg's theorem Krein–Milman theorem Choquet...
    15 KB (2,343 words) - 10:17, 7 July 2025
  • Tverberg may refer to: Helge Tverberg (1935–2020), Norwegian mathematician Ryan Tverberg (born 2002), Canadian ice hockey player Tverberg's theorem, mathematics...
    247 bytes (53 words) - 14:28, 28 October 2024
  • Thumbnail for Radon's theorem
    point. Tverberg's theorem. A generalization for partition into r sets was given by Helge Tverberg (1966) and is now known as Tverberg's theorem. It states...
    18 KB (2,424 words) - 00:13, 24 June 2025
  • Thumbnail for Helly's theorem
    Radon's theorem, and its generalization, Tverberg's theorem Cantor's intersection theorem - another theorem on intersection of sets Helly Family Danzer...
    9 KB (958 words) - 05:59, 1 March 2025
  • hyperplane theorem (convex geometry) Sylvester–Gallai theorem (plane geometry) Szemerédi–Trotter theorem (combinatorics) Tverberg's theorem (discrete geometry)...
    78 KB (6,296 words) - 20:31, 6 July 2025
  • real numbers for infinitely many values of n. In connection with Tverberg's theorem, Bárány & Larman (1992) conjectured that, for every set of r (d + 1)...
    8 KB (983 words) - 06:31, 17 December 2023
  • Thumbnail for Topological graph
    {\displaystyle \delta =\delta (k,d)<1} . This result follows from the colored Tverberg theorem. It is far from the conjectured bound of O ( n d ) {\displaystyle O(n^{d})}...
    30 KB (3,579 words) - 11:39, 11 December 2024
  • Thumbnail for Helge Tverberg
    theorem. It inaugurated a new branch of combinatorial geometry, with many variations and applications. An account by Günter M. Ziegler of Tverberg's work...
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  • Thumbnail for Using the Borsuk–Ulam Theorem
    spaces, and topological and multicolored variants of Radon's theorem and Tverberg's theorem on partitions into subsets with intersecting convex hulls. The...
    5 KB (530 words) - 13:20, 20 June 2025
  • Thumbnail for Graham–Pollak theorem
    also possible. The proof of the Graham–Pollak theorem described by Aigner & Ziegler (2018) (following Tverberg 1982) defines a real variable x i {\displaystyle...
    11 KB (1,447 words) - 13:40, 12 April 2025
  • aspect; e.g., the pseudoachromatic number from graph theory and the Tverberg theorem from combinatorial convexity are simply two faces of the same aspect...
    6 KB (781 words) - 23:05, 28 November 2022
  • formula Ferrers graph Glaisher's theorem Landau's function Partition function (number theory) Pentagonal number theorem Plane partition Quotition and partition...
    4 KB (237 words) - 00:57, 26 February 2024
  • Thumbnail for Necklace splitting problem
    Shlosman and A.Szucs (1981). "On a topological generalization of a theorem of Tverberg". Journal of the London Mathematical Society. 2 (23): 158–164. CiteSeerX 10...
    12 KB (1,764 words) - 06:32, 1 July 2025
  • continuously shrunk to a single point. This can be proved using the Borsuk–Ulam theorem. Proving that conn π ( S d ) ≥ d − 1 {\displaystyle {\text{conn}}_{\pi...
    19 KB (3,210 words) - 02:01, 18 April 2025
  • Thumbnail for Borromean rings
    Another argument for the impossibility of circular realizations, by Helge Tverberg, uses inversive geometry to transform any three circles so that one of...
    43 KB (4,472 words) - 18:37, 21 June 2025
  • 1993, Andrew Wiles used the Selmer group in his proof of Fermat's last theorem. Selmer received his dr.philos in 1952 from the University of Oslo and...
    15 KB (1,591 words) - 00:57, 25 December 2024
  • induction on d, it is possible to generalize the above theorem to d dimensions and get the following theorem: Given N axis-parallel d-boxes whose interiors are...
    16 KB (2,388 words) - 21:02, 17 April 2024