Re: tolerance in binopdf.m

[Ben Abbott]

On Sep 21, 2011, at 1:14 AM, Michael D Godfrey wrote:

> On 09/20/2011 08:50 PM, Ben Abbott wrote:
>> printf ("%.17f\n", log (0.5))
>> -0.69314718055994529
>>  printf ("%.17f\n", gammaln (3))
>> 0.69314718055994540
>> 
>> Does anyone have any insight regarding this?
>> 
>> What does Linux give for these two?
>> 
>> Ben
>> 
> Just for the record Linux, as shown below, gives:
> 
> octave:1> printf ("%.17f\n", log (0.5))
> -0.69314718055994529
> octave:2>  printf ("%.17f\n", gammaln (3))
> 0.69314718055994529
> octave:3> version
> ans = 3.5.0+
> octave:4> quit
> 
> [qss:octave] uname -a
> Linux qss.stanford.edu 2.6.35.14-96.fc14.x86_64 #1 SMP Thu Sep 1 11:59:56 UTC 
> 2011 x86_64 x86_64 x86_64 GNU/Linux
> ==================================
> 
> I agree that this is not likely a "Linux" problem.
> 
> Michael
> 

I asked about linux to determine which function was giving the incorrect result.

Ben