[erlang-questions] Gaussian Distribution
Thu Nov 1 06:52:09 CET 2012
> On Mon, Oct 29, 2012 at 5:59 AM, Frank Recker <frank.recker@REDACTED> wrote:
>> Your points are correct, but I had reasons for my design choices.
>> - math:erf/1 was not available in my windows version of erlang
>> - under linux math:erf/1 delivers the value 1 for large x (x>7), which is
>> problematic. The exact value is always in the open interval (-1,1).
This is floating-point we are talking about.
For sufficiently large x, the closest floating point number WILL
be 1, like it or not. erf() is doing the best it possibly can.
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