type of (/) ?

Fergus Henderson fjh at cs.mu.OZ.AU
Wed Dec 10 17:30:07 EST 2003


On 09-Dec-2003, Yaroslav Korchevsky <jslav at mail.ru> wrote:
> ================================
> my_avg list =  (accum list) / 5 --works fine
> ================================
> xx = 5
> my_avg list =  (accum list) / xx --doesn't work
> -- same message as above
> ================================

The infamous monomorphism restriction (Haskell Report section 4.5.5)
strikes again.

-- 
Fergus Henderson <fjh at cs.mu.oz.au>  |  "I have always known that the pursuit
The University of Melbourne         |  of excellence is a lethal habit"
WWW: <http://www.cs.mu.oz.au/~fjh>  |     -- the last words of T. S. Garp.


More information about the Haskell-Cafe mailing list