[Biojava-l] Gene Ontology

[Matthew Pocock]

>   Matthew> OK - so GO is potentialy a DAG, not a tree (for any given
>   Matthew> relation). Can you represent part-whole hierachies
>   Matthew> (i.e. partative with cycles)? 
> 
> No. Its a acyclic (hence DAG!). 

But the graphs it validates can be cyclic, surely.


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