On Mon, May 4, 2015 at 9:58 AM, Fatemeh a <[email protected]> wrote:
> Hi Gabor, > > my question is: dose "supgraph.edges" function changes nodes indices > even when we keep vertices (delete.vertices = FALSE )? I try it and it > didn't but could I generalize it or its behavior is like > "induced.subgraph"? > R igraph functions do not change their arguments, so the original graph is the same. induced.subgraph creates a _new_ graph. It is true that numeric ids in the new graph can be different for the "same" vertices. Please use symbolic ids, i.e. the name vertex attribute. G. [...]
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