In mathematics, the McKay graph of a finite-dimensional representation V of a finite group G is a weighted quiver encoding the structure of the representation...
11 KB (1,593 words) - 22:53, 30 December 2024
In graph theory, the McKay–Miller–Širáň graphs are an infinite class of vertex-transitive graphs with diameter two, and with a large number of vertices...
7 KB (892 words) - 02:45, 30 December 2024
ADE classification (section Labeled graphs)
Neolithic Scots to John McKay le Bruyn, Lieven (22 April 2009), the monster graph and McKay's observation Kostant, Bertram (1995), "The Graph of the Truncated...
21 KB (2,644 words) - 14:56, 30 April 2025
In graph theory, a wheel graph is a graph formed by connecting a single universal vertex to all vertices of a cycle. A wheel graph with n vertices can...
5 KB (589 words) - 13:02, 14 May 2025
In mathematics, particularly graph theory, and computer science, a directed acyclic graph (DAG) is a directed graph with no directed cycles. That is, it...
45 KB (5,646 words) - 17:54, 7 June 2025
Brendan McKay and Nicholas Wormald. Béla Bollobás, Random Graphs, 2nd edition, Cambridge University Press (2001), section 2.4: Random Regular Graphs Bollobás...
3 KB (519 words) - 06:01, 7 May 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
Faulkner and Younger published two more graphs – the Faulkner–Younger graphs on 42 and 44 vertices. Finally Holton and McKay showed there are exactly six 38-vertex...
5 KB (697 words) - 20:43, 5 July 2021
species CH3F+ and CH3BF2+ which both contain a single unpaired electron. McKay graph ADE classification Molecular symmetry Point group Space group In his...
35 KB (3,974 words) - 13:13, 28 May 2025
Delorme & Farhi (1982). McKay–Miller–Širáň graphs found by McKay, Miller & Širáň (1998). Graph found by Vlad Pelakhaty in 2021. Graphs found by Gómez, Fiol...
16 KB (1,150 words) - 22:14, 31 January 2025
in 2000. McKay is the author of at least 127 refereed articles. One of McKay's main contributions has been a practical algorithm for the graph isomorphism...
12 KB (1,186 words) - 18:28, 19 April 2025
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 (3,459 words) - 04:25, 9 June 2025
Tait's conjecture (category Statements about planar graphs)
McKay (1988). The condition that the graph be 3-regular is necessary due to polyhedra such as the rhombic dodecahedron, which forms a bipartite graph...
5 KB (638 words) - 22:42, 27 February 2025
Adjacency matrix (redirect from Adjacency matrix of a bipartite graph)
In graph theory and computer science, an adjacency matrix is a square matrix used to represent a finite graph. The elements of the matrix indicate whether...
20 KB (2,453 words) - 03:31, 18 May 2025
In the mathematical field of graph theory, an automorphism of a graph is a form of symmetry in which the graph is mapped onto itself while preserving...
14 KB (1,343 words) - 16:54, 11 January 2025
In mathematics, and, in particular, in graph theory, a rooted graph is a graph in which one vertex has been distinguished as the root. Both directed and...
16 KB (1,821 words) - 21:44, 19 January 2025
mathematical field of graph theory, a graph G is said to be hypohamiltonian if G itself does not have a Hamiltonian cycle but every graph formed by removing...
24 KB (2,469 words) - 17:30, 13 May 2025
In graph theory, a perfect graph is a graph in which the chromatic number equals the size of the maximum clique, both in the graph itself and in every...
59 KB (7,055 words) - 07:30, 25 February 2025
graphs was obtained by Babai & Codenotti (2008). There are several competing practical algorithms for graph isomorphism, such as those due to McKay (1981)...
41 KB (4,223 words) - 04:39, 9 June 2025
In mathematical graph theory, the rooted product of a graph G and a rooted graph H is defined as follows: take |V(G)| copies of H, and for every vertex...
3 KB (476 words) - 22:22, 19 July 2023
Mike Gregory, English darts player (b. 1956). John McKay, mathematician (McKay conjecture, McKay graph) (b. 1939). Henry Scott-Stokes, journalist (Financial...
210 KB (16,607 words) - 05:42, 13 June 2025
Ramsey's theorem (category Theorems in graph theory)
its graph-theoretic forms, states that one will find monochromatic cliques in any edge labelling (with colours) of a sufficiently large complete graph. To...
67 KB (8,534 words) - 13:26, 14 May 2025
Reconstruction conjecture (redirect from Recognizable property of a graph)
for all graphs with at most 13 vertices by Brendan McKay. In a probabilistic sense, it has been shown by Béla Bollobás that almost all graphs are reconstructible...
13 KB (1,820 words) - 18:56, 11 May 2025
Algebraic connectivity (redirect from Algebraic connectivity of a graph)
and in fact (in a result due to Brendan McKay) by 4 n D {\textstyle {\frac {4}{nD}}} . For the example graph with 6 nodes show above ( n = 6 , D = 3 {\textstyle...
9 KB (1,014 words) - 12:49, 1 May 2025
of graph theory, the Hoffman–Singleton graph is a 7-regular undirected graph with 50 vertices and 175 edges. It is the unique strongly regular graph with...
10 KB (1,353 words) - 13:30, 3 January 2025
Olympic bronze medallist (1956). John McKay, 82, British-Canadian mathematician (McKay conjecture, McKay graph). Ardina Moore, 91, American Quapaw-Osage...
195 KB (14,248 words) - 06:49, 13 June 2025
non-Hamiltonian polyhedral graphs are possible, including the Goldner–Harary graph and the Herschel graph. Holton, D. A.; McKay, B. D. (1988), "The smallest...
3 KB (241 words) - 22:39, 9 January 2024
In graph theory, a strongly regular graph (SRG) is a regular graph G = (V, E) with v vertices and degree k such that for some given integers λ , μ ≥ 0...
21 KB (3,491 words) - 19:25, 2 June 2025
Barnette's conjecture (category Unsolved problems in graph theory)
Aldred, R. E. L.; Bau, S.; Holton, D. A.; McKay, Brendan D. (2000), "Nonhamiltonian 3-connected cubic planar graphs", SIAM Journal on Discrete Mathematics...
12 KB (1,194 words) - 22:36, 27 February 2025
Graceful labeling (redirect from Graceful graph)
graceful labeling? More unsolved problems in mathematics In graph theory, a graceful labeling of a graph with m edges is a labeling of its vertices with some...
9 KB (941 words) - 17:04, 24 March 2025