What: tkgcv

 Description: Tk 4.2 canvas widget which supports graph structures.  Both
        node and edge items can be defined.  The items can be added or
        removed from a graph, as well as moved.  4 layout
        algorithms are supported (ISI, tree, random, and matrix).
 Updated: 06/1997
 Contact: mailto:[email protected] (Stefan Schreyjak)

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