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Re: Plotting a 7 vertex graph in which every vertex has degree 4

• To: mathgroup at smc.vnet.net
• Subject: [mg46148] Re: Plotting a 7 vertex graph in which every vertex has degree 4
• From: "Steve Luttrell" <steve1 at _removemefirst_luttrell.org.uk>
• Date: Sat, 7 Feb 2004 23:36:03 -0500 (EST)
• References: <c02bch$4rs$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Use FromAdjacencyMatrix to convert an adjacency matrix to a graph. Then use
ShowGraph to show the resulting graph.

Steve Luttrell

"Diana" <diana53xiii at earthlink.remove13.net> wrote in message
news:c02bch$4rs$1 at smc.vnet.net...
> Math folks,
>
> I am trying to determine the number of isomorphism classes of simple
> 7-vertex graphs in which every vertex has degree 4.
>
> To do this, I am trying to show the graphs for these, and print out tables
> of table vertex adjacencies.
>
> I see the "ShowGraph[CompleteGraph[7]];" command, and also the
> "TableForm[ToAdjacencyMatrix[CompleteGraph[7]]]" command.
>
> Is there a way to work backwards, in other words to create a list or table
> to represent a graph, and then to show it?
>
> In that way, I could design and display 7-vertex graphs with 4-degree
> vertices.
>
> Thanks for your help,
>
> Diana
> -- 
> =====================================================
> "God made the integers, all else is the work of man."
> L. Kronecker, Jahresber. DMV 2, S. 19.
>