Vertex in a Graph

Vertex in a Graph

Each of the points that belongs to a graph.

Strictly speaking, a vertex in a graph is always the endpoint of an edge. However, in a broader sense, a vertex of a graph cannot be connected to any of the other vertices.


In this graph, the vertices are the points identified by the letters A, B, C, D, E and F. All vertices are connected to at least one other vertex by an edge:

In this graph, there are two vertices that are not connected to any other vertex:

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