• Thumbnail for Convex polytope
    A convex polytope is a special case of a polytope, having the additional property that it is also a convex set contained in the n {\displaystyle n} -dimensional...
    23 KB (3,262 words) - 01:53, 22 May 2025
  • Thumbnail for 4-polytope
    related to the infinite 2D square tiling. Convex 4-polytopes can be cut and unfolded as nets in 3-space. A 4-polytope is a closed four-dimensional figure....
    16 KB (1,774 words) - 19:47, 10 June 2025
  • Thumbnail for Regular 4-polytope
    dimensions. There are six convex and ten star regular 4-polytopes, giving a total of sixteen. The convex regular 4-polytopes were first described by the...
    27 KB (1,648 words) - 08:01, 15 October 2024
  • cell, consists of a polyhedron. A polytope may be convex. The convex polytopes are the simplest kind of polytopes, and form the basis for several different...
    26 KB (3,119 words) - 14:57, 6 June 2025
  • Thumbnail for Cross-polytope
    In geometry, a cross-polytope, hyperoctahedron, orthoplex, staurotope, or cocube is a regular, convex polytope that exists in n-dimensional Euclidean...
    20 KB (1,111 words) - 21:34, 14 June 2025
  • Thumbnail for Uniform 4-polytope
    non-prismatic convex uniform 4-polytopes. There are two infinite sets of convex prismatic forms, along with 17 cases arising as prisms of the convex uniform...
    134 KB (4,315 words) - 11:59, 20 April 2025
  • Thumbnail for Polyhedron
    Polyhedron (redirect from 3-polytope)
    three-dimensional polytope, but a shape that is different from a polytope in some way. For instance, some sources define a convex polyhedron to be the...
    97 KB (10,633 words) - 18:39, 9 June 2025
  • Convex Polytopes is a graduate-level mathematics textbook about convex polytopes, higher-dimensional generalizations of three-dimensional convex polyhedra...
    8 KB (918 words) - 06:55, 11 October 2024
  • Thumbnail for Convex hull
    In geometry, the convex hull, convex envelope or convex closure of a shape is the smallest convex set that contains it. The convex hull may be defined...
    58 KB (7,147 words) - 10:40, 31 May 2025
  • geometry, a Hanner polytope is a convex polytope constructed recursively by Cartesian product and polar dual operations. Hanner polytopes are named after...
    11 KB (1,371 words) - 06:17, 13 November 2024
  • problems of counting and describing the faces of convex polyhedra and higher-dimensional convex polytopes. Research in polyhedral combinatorics falls into...
    19 KB (2,304 words) - 19:59, 1 August 2024
  • Thumbnail for Uniform 5-polytope
    constructed from uniform 4-polytope facets. The complete set of convex uniform 5-polytopes has not been determined, but many can be made as Wythoff constructions...
    92 KB (2,241 words) - 02:24, 28 October 2024
  • Thumbnail for List of regular polytopes
    regular polytopes in Euclidean, spherical and hyperbolic spaces. This table shows a summary of regular polytope counts by rank. Only counting polytopes of...
    100 KB (5,446 words) - 19:48, 13 June 2025
  • Thumbnail for 5-cell
    5-cell (redirect from 0 30 polytope)
    In geometry, the 5-cell is the convex 4-polytope with Schläfli symbol {3,3,3}. It is a 5-vertex four-dimensional object bounded by five tetrahedral cells...
    38 KB (3,699 words) - 19:35, 25 March 2025
  • complete bipartite graph  K n , n {\displaystyle K_{n,n}} ) is the convex polytope in RN (where N = n2) whose points are the doubly stochastic matrices...
    8 KB (1,007 words) - 21:02, 14 April 2025
  • k-neighborly polytope is a convex polytope in which every set of k or fewer vertices forms a face. For instance, a 2-neighborly polytope is a polytope in which...
    6 KB (732 words) - 07:53, 5 December 2024
  • Thumbnail for Integral polytope
    integral polytope is a convex polytope whose vertices all have integer Cartesian coordinates. That is, it is a polytope that equals the convex hull of...
    8 KB (947 words) - 15:42, 8 February 2025
  • features of a 4-polytope. With this meaning, the 4-dimensional tesseract has 24 square faces, each sharing two of 8 cubic cells. Any convex polyhedron's...
    15 KB (1,875 words) - 19:29, 1 May 2025
  • Thumbnail for Edge (geometry)
    d-dimensional convex polytope. Similarly, in a polyhedron, exactly two two-dimensional faces meet at every edge, while in higher dimensional polytopes three or...
    6 KB (701 words) - 06:35, 12 January 2025
  • Thumbnail for Uniform 6-polytope
    and all facets are uniform 5-polytopes. The complete set of convex uniform 6-polytopes has not been determined, but most can be made as Wythoff constructions...
    68 KB (1,491 words) - 15:46, 2 June 2025
  • Thumbnail for Barycentric subdivision
    barycentric subdivision can be applied to any convex polytope of any dimension, producing another convex polytope of the same dimension. In this version of...
    16 KB (2,533 words) - 23:06, 7 May 2025
  • joins points Convex polygon, a polygon which encloses a convex set of points Convex polytope, a polytope with a convex set of points Convex metric space...
    1 KB (208 words) - 03:46, 27 February 2023
  • Thumbnail for Linear programming
    Linear programming (category Convex optimization)
    equality and linear inequality constraints. Its feasible region is a convex polytope, which is a set defined as the intersection of finitely many half spaces...
    61 KB (6,690 words) - 17:57, 6 May 2025
  • economics, and computer science, the stable matching polytope or stable marriage polytope is a convex polytope derived from the solutions to an instance of the...
    10 KB (1,304 words) - 00:09, 16 June 2025
  • Thumbnail for 5-polytope
    geometry, a five-dimensional polytope (or 5-polytope or polyteron) is a polytope in five-dimensional space, bounded by (4-polytope) facets, pairs of which...
    9 KB (878 words) - 16:57, 12 May 2025
  • (of arbitrary orientation) is (the interior of) a convex polytope, or in the 2-dimensional case a convex polygon. An open interval is a connected open set...
    34 KB (4,814 words) - 11:08, 2 June 2025
  • Thumbnail for Faceting
    Faceting (category Polytopes)
    stellation. For every stellation of some convex polytope, there exists a dual faceting of the dual polytope. For example, a regular pentagon has one symmetry...
    7 KB (442 words) - 14:51, 15 November 2023
  • tiling[citation needed] convex regular 4-polytope 5-cell, the 4-space Simplex 8-cell, the 4-space Hypercube 16-cell, the 4-space Cross-polytope 24-cell 120-cell...
    46 KB (3,547 words) - 00:42, 27 May 2025
  • A 0/1-polytope is a convex polytope generated by the convex hull of a subset of d coordinates value 0 or 1, {0,1}d. The full domain is the unit hypercube...
    2 KB (165 words) - 05:24, 20 May 2024
  • vertices of any convex polytope into a set of vectors or points in a space of a different dimension, the Gale diagram of the polytope. It can be used...
    13 KB (1,912 words) - 09:37, 31 December 2023