In graph theory, a critical graph is an undirected graph all of whose proper subgraphs have smaller chromatic number. In such a graph, every vertex or...
7 KB (853 words) - 13:31, 28 March 2025
In graph theory, a mathematical discipline, a factor-critical graph (or hypomatchable graph) is a graph with an odd number of vertices in which deleting...
16 KB (1,801 words) - 02:39, 3 March 2025
Ear decomposition (redirect from Ear (graph theory))
of edges. A factor-critical graph is a graph with an odd number of vertices, such that for each vertex v, if v is removed from the graph then the remaining...
15 KB (1,904 words) - 22:28, 18 February 2025
a k-factor is a factor that is k-regular. In particular, a 1-factor is the same thing as a perfect matching. A factor-critical graph is a graph for which...
109 KB (16,011 words) - 18:32, 30 April 2025
generalized compressibility factor graphs based on as many as 25 or more different pure gases, such as the Nelson-Obert graphs. Such graphs are said to have an...
23 KB (2,810 words) - 03:15, 31 May 2025
Mycielskian (redirect from Mycielski graph)
(Mycielski 1955) If G is a factor-critical graph, then so is μ(G) (Došlić 2005). In particular, every graph Mi for i ≥ 2 is factor-critical. If G has a Hamiltonian...
9 KB (1,096 words) - 08:44, 24 August 2023
the mathematical field of graph theory, the friendship graph (or Dutch windmill graph or n-fan) Fn is a planar, undirected graph with 2n + 1 vertices and...
8 KB (849 words) - 05:58, 13 April 2025
vertex is unmatched by some near-perfect matching, then the graph is called factor-critical. Given a matching M, an alternating path is a path that begins...
23 KB (2,938 words) - 21:25, 18 March 2025
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 (8,459 words) - 05:58, 16 May 2025
Perfect matching (category Matching (graph theory))
for every vertex in a graph, there is a near-perfect matching that omits only that vertex, the graph is also called factor-critical. Hall's marriage theorem...
7 KB (949 words) - 19:27, 6 February 2025
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) - 21:13, 9 May 2025
how sparse it is, and is within a constant factor of other sparsity measures such as the arboricity of a graph. Degeneracy is also known as the k-core number...
31 KB (3,769 words) - 02:53, 17 March 2025
In statistics, a misleading graph, also known as a distorted graph, is a graph that misrepresents data, constituting a misuse of statistics and with the...
38 KB (4,098 words) - 02:13, 8 June 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
Odile Favaron (category Graph theorists)
mathematician known for her research in graph theory, including work on well-covered graphs, factor-critical graphs, spectral graph theory, Hamiltonian decomposition...
2 KB (149 words) - 23:30, 18 March 2025
scaling Conformal bootstrap Ising critical exponents Percolation critical exponents Network science Percolation theory Graph theory Hagen Kleinert and Verena...
19 KB (2,211 words) - 11:09, 15 November 2024
Longest path problem (category Graph algorithms)
linear time solution for directed acyclic graphs, which has important applications in finding the critical path in scheduling problems. The NP-hardness...
22 KB (2,662 words) - 06:47, 12 May 2025
In physics and engineering, the quality factor or Q factor is a dimensionless parameter that describes how underdamped an oscillator or resonator is. It...
33 KB (3,943 words) - 05:48, 14 May 2025
Gallai–Edmonds decomposition (category Graph algorithms)
properties: The components of D ( G ) {\displaystyle D(G)} are factor-critical graphs: each component has an odd number of vertices, and when any one...
9 KB (1,403 words) - 19:55, 12 October 2024
Self-organized criticality (SOC) is a property of dynamical systems that have a critical point as an attractor. Their macroscopic behavior thus displays...
27 KB (3,042 words) - 09:39, 5 May 2025
Critical chain project management (CCPM) is a method of planning and managing projects that emphasizes the resources (people, equipment, physical space)...
12 KB (1,620 words) - 05:51, 15 April 2025
Coagulation (redirect from Coagulation factor)
graph of the Prothrombin time clot. If a coagulation factor is part of the contact activation or tissue factor pathway, a deficiency of that factor will...
64 KB (6,646 words) - 08:40, 9 June 2025
Feynman diagram (redirect from Feynman graph)
device of covariant perturbation theory, the graphs were called Feynman–Dyson diagrams or Dyson graphs, because the path integral was unfamiliar when...
93 KB (15,967 words) - 18:03, 26 May 2025
combinatorics, algebraic, differential, discrete and Euclidean geometries, graph theory, group theory, model theory, number theory, set theory, Ramsey theory...
195 KB (20,069 words) - 07:07, 11 June 2025
Darcy–Weisbach equation (redirect from Darcy friction factor)
dimensionless friction factor, known as the Darcy friction factor. This is also variously called the Darcy–Weisbach friction factor, friction factor, resistance...
40 KB (5,142 words) - 14:09, 23 April 2025
Polytree (category Trees (graph theory))
specifically in graph theory, a polytree (also called directed tree, oriented tree or singly connected network) is a directed acyclic graph whose underlying...
8 KB (852 words) - 06:20, 9 May 2025
Random cluster model (category Graph theory)
cluster model has a critical limit, described by a conformal field theory. Let G = ( V , E ) {\displaystyle G=(V,E)} be a graph, and ω : E → { 0 , 1...
13 KB (1,984 words) - 22:47, 13 May 2025
Wiener index (category Graph invariants)
In chemical graph theory, the Wiener index (also Wiener number) introduced by Harry Wiener, is a topological index of a molecule, defined as the sum of...
15 KB (1,871 words) - 07:38, 4 January 2025
Root cause analysis (redirect from Causal factor tree analysis)
Distinguish between the root cause and other causal factors (e.g., via event correlation) Establish a causal graph between the root cause and the problem. RCA...
30 KB (3,904 words) - 01:52, 30 May 2025
In materials science, critical resolved shear stress (CRSS) is the shear stress that is necessary to initiate slip on a particular slip system in a grain...
11 KB (1,590 words) - 15:42, 19 April 2025