Graph (Graph Theory)/Examples/Arbitrary Example 2

Example of Graph

This is an example of a graph presented in the style which uses circles for the vertices:

The edge set of this graph can be defined as:

$E = \set {\set {n, m}: n + m = 4 \text { or } n + m = 7}$

Sources

• 1979: John E. Hopcroft and Jeffrey D. Ullman: Introduction to Automata Theory, Languages, and Computation ... (previous) ... (next): Chapter $1$: Preliminaries: $1.2$ Graphs and Trees