[Haskell-cafe] How to "Show" an Operation?

Martin Drautzburg Martin.Drautzburg at web.de
Fri Jun 4 11:37:16 EDT 2010

Dear all,

If I have a problem where I have to select from a set of operations, how would 
I print the result?

Example: If I can chose from (x+y), (x*y), (x^2+y)...
and I feed them all into my problem solver
and it finds that "(x*y) is right", how can I print that string?


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