[Haskell-beginners] SOLVED - Stack overflow, but hard to understand

Michael Mossey mpm at alumni.caltech.edu
Tue Oct 20 15:32:57 EDT 2009

Okay, I figured this out. mapM is not lazy, at least not for a monad that 
has state and under the circumstance you demand the state out the other side.

I may rewrite the program. Or I may consider the ISS principle. ("Increase 
the stack, stupid.")


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