> Maybe this is just a very hard instance for VF2, but I'll check it out > anyway.
I don't think so; when I try it from the Python interface, I get a positive answer almost immediately. > > When to check graph iso by calling the following function: > > igraph_isomorphic_vf2( &graph_first, &graph_second_plus, NULL, NULL, NULL, > > NULL, &isIso, NULL, NULL, NULL, NULL, NULL ); > Can you please show us how you are loading graph_first and graph_second_plus from the input files? Maybe the error is there. Best, T. _______________________________________________ igraph-help mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/igraph-help
