> But now my assignment is a lot tougher than I thought so I'll need some > guidelines.
I'm pretty sure your course instructor has already given you the exact guidelines that are required, in her lecture. There's hundreds of ways to "make a calculator", and it really depends on what the teacher wants to emphasize, in the context of the lecture. _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe