Re: [SLUG] {SPAM?} High Precision Floating Point Numbers

From: Kwan Lowe (kwan@digitalhermit.com)
Date: Fri Mar 19 2004 - 08:46:00 EST


> Programmers:
>
> Anyone have tips on how to ensure high precision in mathematical
> operations dealing with floats and doubles in C? These numbers will
> typically be dollars, and I don't want a lot of imprecise results when
> doing math on them. (Because floats and doubles represent decimal
> numbers as binary, they're very prone to loss of precision.)
>

You might try using BCD (Binary Coded Decimal) instead of floats. There are
several libraries available for Linux and Windows.

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* Unix and Linux Solutions   kwan@digitalhermit.com
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