rounding errors?

Terry Reedy tjreedy at
Sat Jul 3 05:44:17 CEST 2004

"todd" <toddkeeler at> wrote in message
news:pan.2004. at
> Hi,
> I've just started using Python, and am having an extraordinary
> One thing worries me, however,  I'm planning on doing some mathematical
> research with Python, and it appears that it does funny thing with
> floating point numbers..

No floating point numbers are funny ;-).  There should be at least one FAQ
entry on the subject and at least 10 past threads available thru Google.
Plus some numerical analysis texts.  It is possible that your work should
wait for the new decimal module in 2.4.

Terry J. Reedy

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