Math errors in python

Alex Martelli aleaxit at
Sun Sep 19 20:31:48 CEST 2004

Dennis Lee Bieber <wlfraed at> wrote:

>       Strangely, HP's tended not to hold guard digits... My HP-48sx
> gives the all-9s result, and I recall older models also not having
> guards.

Nothing strange there -- HP's calculators were squarely aimed at
scientists and engineers, who are supposed to know what they're doing
when it comes to numeric computation (they mostly _don't_, but they like
to kid themselves that they do!-).


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