Encyclopedia of Database Systems

Living Edition
| Editors: Ling Liu, M. Tamer Özsu

Graph

Living reference work entry
DOI: https://doi.org/10.1007/978-1-4899-7993-3_1374-2

Synonyms

Definition

Graph theory: A set of nodes (also called points or vertices) connected by links called lines or edges or arcs. In an undirected graph, a line from point A to point B is considered to be the same thing as a line from point B to point A. In a directed graph, the two directions are counted as being distinct arcs or directed edges.

Mathematics: A diagram exhibiting a relationship, often functional, between two or more sets of numbers as a set of points having coordinates determined by the relationship. Also called a plot.

Computer science: A data structure representing relationships or connections in lists, trees, and networks.

Data visualization: Any pictorial device such as a point graph, surface graph, or symbol graph used to display numerical relationships. Also called a chart because graphs constitute one of the major categories of charts. Graphs combine two or more straight or circular axes, utilizing one or more quantitative scales. Straight axes are...

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Recommended Reading

  1. 1.
    Cleveland WS. The elements of graphing data. revised ed. Summit: Hobart Press; 1994.Google Scholar
  2. 2.
    Harris RL. Information graphics: a comprehensive illustrated reference. Oxford: Oxford University Press; 1999.Google Scholar
  3. 3.
    Tufte ER. The visual display of quantitative information. Cheshire: Graphics Press; 1983.Google Scholar

Copyright information

© Springer Science+Business Media LLC 2017

Authors and Affiliations

  1. 1.Department of Computer ScienceETH ZurichZurichSwitzerland