Re: [Haskell-cafe] Question related to Multi Param Type Classes

Hello Sai, Monday, May 5, 2008, 7:52:29 PM, you wrote:

class MyString m c  where

it should be class MyString m c | m->c where so ghc will realize that same m means the same c. read about "functional dependencies" in ghc user manual -- Best regards, Bulat mailto:Bulat.Ziganshin@gmail.com