graph theory
Noun
Meaning
(uncountable, mathematics) The branch of mathematics dealing with the properties of graphs (networks of vertices and edges).
The type of graph studied in graph theory is formally described as an ordered pair
G
=
(
V
,
E
)
{\displaystyle G=(V,E)}
comprising a set
V
{\displaystyle V}
of vertices, or nodes, and a set
E
{\displaystyle E}
of pairs (either ordered or unordered) of vertices, each representing an (directed or undirected) edge; if desired, the vertices and/or edges can be labelled.
(countable, applied mathematics) A theory developed by applying graph theory to a particular problem or application.
Source: en.wiktionary.orgSynonyms
Examples
Topology or relational mathematics, including non-metrical fields such as network and graph theory.
Graph theory Petersen graph main Graphs are basic objects in combinatorics.