Ruud H.G. van Tol schreef: > [RD-interface]
See also these Haskell Hierarchical Libraries (base package) http://www.haskell.org/ghc/docs/latest/html/libraries/base/Data-Set.html http://www.haskell.org/ghc/docs/latest/html/libraries/base/Data-Map.html -- Affijn, Ruud "Gewoon is een tijger."
