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Graph of Network

In the page of network, I write that the method for network is useful to the various fields.

The expression of networks is not only the first step of Network Analysis, but also important.

Two Types of Network

Simple Model of Network

The simple type is made only by nodes and edges.

The wigth or length of edges do not have any meaning in this type.
network network by number

Arrow Model

The arrow is used to include the direction of the relationship
network number of network


Example of R is in the page, Network graph by R .

NEXT Bipartite graph