About

In a graph, the degree of a vertex (node) is the number of edges that touch the node (vertex) (ie the number of adjacent edges)

degree is also known as valency

Articles Related

Six degrees of separation

• The original 'six degrees of separation' paper: An experimental study of the small world problem (Jeffrey Travers, Standley Milgram)

Documentation / Reference

• wiki/Degree_(graph_theory)
• https://mathworld.wolfram.com/VertexDegree.html