U Question 21 A Directed Cyclic Graph on n vertices is a graph where every vertex has exactly one edge coming in, and one edge coming out. In example: dC3 dC Notice that, in example, the following represent the same directed cyclic graph: 2 2 4 How many directed cyclic graphs can be defined on 4 vertices? How many directed cyclic graphs can be defined on n vertices?
U Question 21 A Directed Cyclic Graph on n vertices is a graph where every vertex has exactly one edge coming in, and one edge coming out. In example: dC3 dC Notice that, in example, the following represent the same directed cyclic graph: 2 2 4 How many directed cyclic graphs can be defined on 4 vertices? How many directed cyclic graphs can be defined on n vertices?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Transcribed Image Text:Question 21
A Directed Cyclic Graph on n vertices is a graph where every vertex has exactly one edge coming in, and one edge coming out.
In example:
dC3
Notice that, in example, the following represent the same directed cyclic graph:
1
2
3
dC6
(+
2
4
1
How many directed cyclic graphs can be defined on 4 vertices?
How many directed cyclic graphs can be defined on n vertices?
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