> In practice, floating-point errors are seldom a problem

Sorry, I must disagree.

I know of a case where fiscal authorities rejected a calculation because it was 1 cent off. Which led to a missed deadline and penalty payments, IIRC.

If you need cent accuracy then calculate in cents. Never floats!

Cheers Rolf
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery

PS: And if you do accounting, inform yourself about the required precision and rounding rules.

In reply to Re^2: what did I just see..? by LanX
in thread what did I just see..? by ishaybas

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