[KimDaBa] new feature: hierarchical categories/groups editor?

[Marco Molteni]

On Wednesday 19 October 2005 12:58, Marco Molteni wrote:

[..]

> On the other hand, we now have to define loops. A graph without loops
> is a tree by definition, so I am not sure what is a loop for you.

sorry I mixed things up. If I consider a directed graph, with the
direction given by the contains relationship, then I understand what
you mean by graph without loops, which is still a graph and not a tree.

marco