Re:The Fundamental Axiom of Floating Point Arithmetic
by commandlinefan on Wednesday August 05, 2020 @09:39AM
(#24060605)
> Subtraction is the easiest way to get big floating point errors.
That's why most modern floating point representations allow subnormal numbers: without them, subtracting two near, normal numbers will result in zero even if the numbers aren't equal.
That's why most modern floating point representations allow subnormal numbers: without them, subtracting two near, normal numbers will result in zero even if the numbers aren't equal.