Re: rounding in haskell

[Ian . Stark]

George rightly points out how tricky trig functions are.  My own
favourite curious operation is subtraction:

Prelude> 1.0 - 0.8 - 0.2
-1.49012e-08

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Ian Stark                         http://www.dcs.ed.ac.uk/home/stark
LFCS, Division of Informatics, The University of Edinburgh, Scotland