Re: [igraph] Question on importing edgelists

[Tamas Nepusz]

Hi Richard,

> node components... the output of the igraph_clusters routine seems to
> report this.  Is there a work around or a routine to re-sequence the
> node numbers in igraph?
Use the output of igraph_degree to detect isolated vertices (with  
degree 0) and then use igraph_subgraph to get rid of them. Of course  
this works only if there were no isolated vertices in the original  
dataset, otherwise it would remove those as well.

Best,
--
Tamas