Support of 'long double' floating point data type on Intel CPUs ( A collection of threads )
Forum topic: Mathimf and Windows
Forum topic: Support of Extended or Quad IEEE FP formats
Forum topic: Using 'long double' in Parallel Studio?
Forum topic: Why function printf does not support long double?
Forum topic: Mixing of Floating-Point Types ( MFPT ) when performing calculations. Does it improve accuracy?
It is not really hard to believe right? This is a feature of the single precision IEEE 754 spec and the number of significant digits that can be represented.
One can get into the bits of how the numbers are represented in the FP standard but I haven't done those exercises since grad school.