• Thumbnail for Intersection number (graph theory)
    mathematical field of graph theory, the intersection number of a graph G = ( V , E ) {\displaystyle G=(V,E)} is the smallest number of elements in a representation...
    35 KB (4,363 words) - 13:40, 25 February 2025
  • Thumbnail for Intersection graph
    In graph theory, an intersection graph is a graph that represents the pattern of intersections of a family of sets. Any graph can be represented as an...
    9 KB (1,144 words) - 23:24, 9 February 2024
  • 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) - 12:09, 30 June 2025
  • Thumbnail for Crossing number (graph theory)
    graph theory, the crossing number cr(G) of a graph G is the lowest number of edge crossings of a plane drawing of the graph G. For instance, a graph is...
    28 KB (3,424 words) - 14:56, 2 August 2025
  • Thumbnail for Interval graph
    intervals intersect. It is the intersection graph of the intervals. Interval graphs are chordal graphs and perfect graphs. They can be recognized in linear...
    22 KB (2,640 words) - 01:39, 27 August 2024
  • Thumbnail for Extremal graph theory
    Extremal graph theory is a branch of combinatorics, itself an area of mathematics, that lies at the intersection of extremal combinatorics and graph theory. In...
    10 KB (1,360 words) - 19:17, 15 July 2025
  • In mathematics, spectral graph theory is the study of the properties of a graph in relationship to the characteristic polynomial, eigenvalues, and eigenvectors...
    15 KB (1,844 words) - 20:28, 19 February 2025
  • Thumbnail for Clique (graph theory)
    In graph theory, a clique (/ˈkliːk/ or /ˈklɪk/) is a subset of vertices of an undirected graph such that every two distinct vertices in the clique are...
    20 KB (2,483 words) - 12:35, 24 June 2025
  • Thumbnail for Bridge (graph theory)
    In graph theory, a bridge, isthmus, cut-edge, or cut arc is an edge of a graph whose deletion increases the graph's number of connected components. Equivalently...
    11 KB (1,476 words) - 01:30, 16 June 2025
  • Thumbnail for Dominator (graph theory)
    postdominate any other strict postdominators of n. Control-flow graph Interval (graph theory) Static single assignment form Lengauer, Thomas; Tarjan, Robert...
    10 KB (1,129 words) - 15:17, 4 June 2025
  • a line, the intersection number along the line should be at least two. These questions are discussed systematically in intersection theory. Let X be a...
    18 KB (3,298 words) - 14:42, 27 July 2025
  • In the mathematical discipline of graph theory, a matching or independent edge set in an undirected graph is a set of edges without common vertices. In...
    24 KB (3,032 words) - 23:25, 29 June 2025
  • Thumbnail for Circle graph
    In graph theory, a circle graph is the intersection graph of a chord diagram. That is, it is an undirected graph whose vertices can be associated with...
    15 KB (1,694 words) - 07:51, 18 July 2024
  • Thumbnail for Independent set (graph theory)
    In graph theory, an independent set, stable set, coclique or anticlique is a set of vertices in a graph, no two of which are adjacent. That is, it is a...
    30 KB (3,564 words) - 07:50, 15 July 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 Intersection (set theory)
    In set theory, the intersection of two sets A {\displaystyle A} and B , {\displaystyle B,} denoted by A ∩ B , {\displaystyle A\cap B,} is the set containing...
    12 KB (1,734 words) - 23:16, 26 December 2023
  • Thumbnail for Chordal graph
    In the mathematical area of graph theory, a chordal graph is one in which all cycles of four or more vertices have a chord, which is an edge that is not...
    19 KB (2,164 words) - 07:51, 18 July 2024
  • Thumbnail for Bipartite graph
    In the mathematical field of graph theory, a bipartite graph (or bigraph) is a graph whose vertices can be divided into two disjoint and independent sets...
    33 KB (4,086 words) - 21:34, 28 May 2025
  • Thumbnail for Graph coloring
    In graph theory, graph coloring is a methodic assignment of labels traditionally called "colors" to elements of a graph. The assignment is subject to certain...
    70 KB (8,461 words) - 16:34, 7 July 2025
  • Thumbnail for Graph theory
    computer science, graph theory is the study of graphs, which are mathematical structures used to model pairwise relations between objects. A graph in this context...
    50 KB (6,237 words) - 15:29, 3 August 2025
  • Thumbnail for Geometric graph theory
    Geometric graph theory in the broader sense is a large and amorphous subfield of graph theory, concerned with graphs defined by geometric means. In a stricter...
    7 KB (934 words) - 20:16, 2 December 2024
  • discrete and Euclidean geometries, graph theory, group theory, model theory, number theory, set theory, Ramsey theory, dynamical systems, and partial differential...
    196 KB (20,120 words) - 20:23, 30 July 2025
  • Thumbnail for Random graph
    The theory of random graphs lies at the intersection between graph theory and probability theory. From a mathematical perspective, random graphs are used...
    15 KB (2,307 words) - 11:46, 21 March 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...
    36 KB (4,589 words) - 21:30, 18 July 2025
  • Thumbnail for Component (graph theory)
    In graph theory, a component of an undirected graph is a connected subgraph that is not part of any larger connected subgraph. The components of any graph...
    30 KB (3,443 words) - 23:25, 29 June 2025
  • Thumbnail for Permutation graph
    In the mathematical field of graph theory, a permutation graph is a graph whose vertices represent the elements of a permutation, and whose edges represent...
    8 KB (938 words) - 07:10, 16 February 2023
  • In the mathematical discipline of graph theory, the line graph of an undirected graph G is another graph L(G) that represents the adjacencies between edges...
    44 KB (5,368 words) - 10:55, 7 June 2025
  • Thumbnail for Eulerian path
    Eulerian path (redirect from Eulerian graph)
    In graph theory, an Eulerian trail (or Eulerian path) is a trail in a finite graph that visits every edge exactly once (allowing for revisiting vertices)...
    29 KB (3,461 words) - 16:30, 26 July 2025
  • Thumbnail for Lattice graph
    In graph theory, a lattice graph, mesh graph, or grid graph is a graph whose drawing, embedded in some Euclidean space ⁠ R n {\displaystyle \mathbb {R}...
    4 KB (547 words) - 11:50, 28 June 2025
  • crossing number is the sum of positive and negative crossings Crossing number (graph theory) of a graph is the minimal number of edge intersections in any...
    545 bytes (116 words) - 01:34, 20 November 2017