Haskellcode

instance
        ( Ord knoten, Show knoten, ShowText knoten, ToDoc knoten
        , ToDoc (Graph knoten), Show (Graph knoten), Read (Graph knoten)
        , ToDoc (Labeling knoten), Show (Labeling knoten), Read (Labeling knoten)
        )
        => Problem Graceful (Graph knoten) (Labeling knoten) where

        validiere Graceful graph labeling
        verifiziere Graceful graph labeling
        getInstanz Graceful graph labeling dateiName
        getBeweis Graceful graph labeling dateiName



Johannes Waldmann 2009-11-17