1. 2005-10-26 Re: [Fwd: Re: [Haskell-cafe] Typeclasses and GADT [Wa haskell-c kahl 2. 2005-10-26 Re: [Fwd: Re: [Haskell-cafe] Typeclasses and GADT [Wa haskell-c Tomasz Zielonka 3. 2005-10-26 Re: [Fwd: Re: [Haskell-cafe] Typeclasses and GADT [Wa haskell-c kahl