• Thumbnail for Petersen graph
    bridgeless graph has a cycle-continuous mapping to the Petersen graph. More unsolved problems in mathematics In the mathematical field of graph theory, the...
    24 KB (2,993 words) - 04:57, 12 April 2025
  • Thumbnail for Generalized Petersen graph
    They include the Petersen graph and generalize one of the ways of constructing the Petersen graph. The generalized Petersen graph family was introduced...
    13 KB (1,397 words) - 11:53, 26 January 2025
  • Thumbnail for Snark (graph theory)
    from the Petersen graph. The 50-vertex Watkins snark was discovered in 1989. Another notable cubic non-three-edge-colorable graph is Tietze's graph, with...
    23 KB (2,760 words) - 03:12, 27 January 2025
  • Thumbnail for Algebraic graph theory
    matrix of a graph (this part of algebraic graph theory is also called spectral graph theory). For the Petersen graph, for example, the spectrum of the adjacency...
    7 KB (671 words) - 13:31, 13 February 2025
  • Thumbnail for Graph factorization
    and these graphs are not 1-factorable; examples of such graphs include: Any regular graph with an odd number of nodes. The Petersen graph. A 1-factorization...
    11 KB (1,273 words) - 20:29, 18 May 2025
  • Thumbnail for Julius Petersen
    contributions to the field of mathematics led to the birth of graph theory. Petersen's interests in mathematics were manifold, including: geometry, complex...
    11 KB (1,480 words) - 23:34, 3 March 2025
  • The Petersen Graph is a mathematics book about the Petersen graph and its applications in graph theory. It was written by Derek Holton and John Sheehan...
    5 KB (615 words) - 07:12, 18 February 2025
  • Thumbnail for Kneser graph
    O3 = K(5, 2) is the Petersen graph (see top right figure). The Kneser graph O4 = K(7, 3), visualized on the right. The Kneser graph K ( n , k ) {\displaystyle...
    15 KB (1,668 words) - 08:01, 21 May 2025
  • Thumbnail for Cubic graph
    individual graphs are cubic and symmetric, including the utility graph, the Petersen graph, the Heawood graph, the Möbius–Kantor graph, the Pappus graph, the...
    15 KB (1,777 words) - 20:46, 11 March 2024
  • generalized Petersen graph G(9,2) is non-planar, triangle-free, and uniquely 3-edge-colorable. For many years it was the only known such graph, and it had...
    10 KB (1,038 words) - 23:28, 23 September 2024
  • Thumbnail for Desargues graph
    databases. The name "Desargues graph" has also been used to refer to a ten-vertex graph, the complement of the Petersen graph, which can also be formed as...
    10 KB (1,203 words) - 11:19, 3 August 2024
  • The complete graph K6, the Petersen graph, and the other five graphs in the Petersen family do not have linkless embeddings. Every graph minor of a linklessly...
    29 KB (3,484 words) - 06:21, 9 January 2025
  • Thumbnail for Petersen family
    In graph theory, the Petersen family is a set of seven undirected graphs that includes the Petersen graph and the complete graph K6. The Petersen family...
    7 KB (908 words) - 04:04, 25 September 2024
  • Thumbnail for Petersen's theorem
    mathematical discipline of graph theory, Petersen's theorem, named after Julius Petersen, is one of the earliest results in graph theory and can be stated...
    13 KB (1,471 words) - 13:53, 26 May 2025
  • graph Cameron graph Petersen graph Hall–Janko graph Hoffman–Singleton graph Higman–Sims graph Paley graph of order 13 Shrikhande graph Schläfli graph...
    14 KB (1,247 words) - 18:21, 11 May 2025
  • 10-cage, the Harries graph and the Harries–Wong graph. The Petersen graph has a girth of 5 The Heawood graph has a girth of 6 The McGee graph has a girth of...
    7 KB (903 words) - 07:28, 19 December 2024
  • Does a Moore graph with girth 5 and degree 57 exist? More unsolved problems in mathematics In graph theory, a Moore graph is a regular graph whose girth...
    12 KB (1,560 words) - 18:26, 9 May 2025
  • Thumbnail for Möbius–Kantor graph
    Ferdinand Möbius and Seligmann Kantor. It can be defined as the generalized Petersen graph G(8,3): that is, it is formed by the vertices of an octagon, connected...
    13 KB (1,529 words) - 17:51, 9 May 2025
  • graphs (such as the Petersen graph, the Heawood graph and the vertices and edges of the Platonic solids). The finite Cayley graphs (such as cube-connected...
    6 KB (646 words) - 00:09, 28 December 2024
  • Thumbnail for Hemi-dodecahedron
    of graph theory this is an embedding of the Petersen graph on a real projective plane. With this embedding, the dual graph is K6 (the complete graph with...
    2 KB (172 words) - 03:07, 16 December 2023
  • Thumbnail for Toroidal graph
    Heawood graph, the complete graph K7 (and hence K5 and K6), the Petersen graph (and hence the complete bipartite graph K3,3, since the Petersen graph contains...
    7 KB (696 words) - 09:57, 7 October 2024
  • Thumbnail for Hoffman–Singleton graph
    There are 525 copies of the Petersen graph, with each 6-cycle belonging to exactly one Petersen each. Removing any one Petersen leaves a copy of the unique...
    10 KB (1,353 words) - 13:30, 3 January 2025
  • Thumbnail for Unit distance graph
    distance graphs include the cactus graphs, the matchstick graphs and penny graphs, and the hypercube graphs. The generalized Petersen graphs are non-strict...
    33 KB (4,019 words) - 07:16, 22 November 2024
  • Thumbnail for Edge coloring
    Edge coloring (category Graph coloring)
    out" to referee the game). The case that n = 3 gives the well-known Petersen graph. As Biggs (1972) explains the problem (for n = 6), the players wish...
    65 KB (8,472 words) - 14:53, 9 October 2024
  • Thumbnail for Levi graph
    each point. The Desargues graph can also be viewed as the generalized Petersen graph G(10,3) or the bipartite Kneser graph with parameters 5,2. It is...
    6 KB (601 words) - 16:47, 27 December 2024
  • Thumbnail for Johnson graph
    complete graph Kn. J ( 4 , 2 ) {\displaystyle J(4,2)} is the octahedral graph. J ( 5 , 2 ) {\displaystyle J(5,2)} is the complement of the Petersen graph, hence...
    10 KB (1,302 words) - 02:44, 11 February 2025
  • In graph theory, a planar graph is a graph that can be embedded in the plane, i.e., it can be drawn on the plane in such a way that its edges intersect...
    35 KB (4,541 words) - 18:29, 29 May 2025
  • Appendix:Glossary of graph theory in Wiktionary, the free dictionary. This is a glossary of graph theory. Graph theory is the study of graphs, systems of nodes...
    109 KB (16,011 words) - 18:32, 30 April 2025
  • Bivariegated graph Cage (graph theory) Cayley graph Circle graph Clique graph Cograph Common graph Complement of a graph Complete graph Cubic graph Cycle graph De...
    7 KB (663 words) - 02:52, 24 September 2024
  • Thumbnail for Odd graph
    of graph theory, the odd graphs are a family of symmetric graphs defined from certain set systems. They include and generalize the Petersen graph. The...
    15 KB (1,924 words) - 21:53, 14 August 2024