V2EX graph-theory

Graph Theory

释义 Definition

图论:研究“图”(由顶点/节点组成的结构)的数学分支,用来描述与分析网络关系,如社交网络、交通路线、电路、互联网连接等。(在不同语境中也可涉及更抽象的组合结构。)

例句 Examples

Graph theory helps us model social networks.
图论帮助我们对社交网络进行建模。

Using graph theory, the researchers proved that the network remains connected even after several key links fail.
研究人员运用图论证明:即使若干关键连接失效,该网络仍能保持连通。

发音 Pronunciation (IPA)

/rf θri/

词源 Etymology

graph 源自希腊语 graphein,意为“书写、绘画”,后来在数学中引申为“用点与线画出的关系结构”;theory 源自希腊语 theōria,意为“观察、思考”,引申为“理论”。合起来 graph theory 即“关于图这种关系结构的理论研究”。

相关词 Related Words

文学与名著中的用例 Literary Works

  • Graph Theory Reinhard Diestel(经典教材,系统介绍现代图论)
  • Introduction to Graph Theory Douglas B. West(常用入门与进阶教材)
  • Graph Theory Frank Harary(图论早期重要著作之一,影响深远)
  • The Princeton Companion to Mathematics Timothy Gowers (ed.)(含图论与相关主题条目)
  • Gdel, Escher, Bach: An Eternal Golden Braid Douglas R. Hofstadter(讨论计算、结构与思想实验时多处涉及图与网络观念)
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