A directed graph (A,R) is a set of vertices A together with an incidence relation R: if aRb then there is an edge going from A to B.
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Directed graph — A directed graph. A directed graph or digraph is a pair G = (V,A) (sometimes G = (V,E)) of:[1] a set V, whose elements are called vertices or … Wikipedia
directed graph — orientuotasis grafas statusas T sritis automatika atitikmenys: angl. directed graph; oriented graph vok. gerichteter Graph, m; orientierter Graph, m rus. орграф, m; ориентированный граф, m pranc. graphe de fluence, m; graphe directe, m; graphe… … Automatikos terminų žodynas
Graph (mathematics) — This article is about sets of vertices connected by edges. For graphs of mathematical functions, see Graph of a function. For statistical graphs, see Chart. Further information: Graph theory A drawing of a labeled graph on 6 vertices and 7 edges … Wikipedia
Directed acyclic graph — An example of a directed acyclic graph In mathematics and computer science, a directed acyclic graph (DAG i … Wikipedia
Graph drawing — This article is about the general subject of graph drawing. For the annual research symposium, see International Symposium on Graph Drawing. Graphic representation of a minute fraction of the WWW, demonstrating hyperlinks. Graph drawing is an… … Wikipedia
Graph theory — In mathematics and computer science, graph theory is the study of graphs : mathematical structures used to model pairwise relations between objects from a certain collection. A graph in this context refers to a collection of vertices or nodes and … Wikipedia
Graph mit Mehrfachkanten — Ein Graph besteht in der Graphentheorie anschaulich aus einer Menge von Punkten, zwischen denen Linien verlaufen. Die Punkte nennt man Knoten oder Ecken, die Linien nennt man meist Kanten, manchmal auch Bögen. Auf die Form der Knoten und Kanten… … Deutsch Wikipedia
Graph ohne Mehrfachkanten — Ein Graph besteht in der Graphentheorie anschaulich aus einer Menge von Punkten, zwischen denen Linien verlaufen. Die Punkte nennt man Knoten oder Ecken, die Linien nennt man meist Kanten, manchmal auch Bögen. Auf die Form der Knoten und Kanten… … Deutsch Wikipedia
Graph automorphism — In graph theoretical mathematics, an automorphism of a graph is a form of symmetry in which the graph is mapped onto itself while preserving the edge vertex connectivity.Formally, an automorphism of a graph G = ( V , E ) is a permutation sigma;… … Wikipedia
graph theory — Math. the branch of mathematics dealing with linear graphs. [1965 70] * * * Mathematical theory of networks. A graph consists of nodes (also called points or vertices) and edges (lines) connecting certain pairs of nodes. An edge that connects a… … Universalium
