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Re: libm-test.inc: Computing ulps near FP_ZERO.


On 04/09/2013 03:50 PM, Brooks Moses wrote:
> Carlos O'Donell wrote, at 4/9/2013 7:43 AM:
>> I understand your point about this now.
>>
>> The error in expressing pi is simply an upper bound on the error.
>>
>> It will generate many ulp error for a precise answer to the question
>> cos(M_PI_2l).
>>
>> I think Rich's answer is the only reasonable one, which is to compute
>> what the exact answer should be.
> 
> I wouldn't agree that it's the _only_ reasonable answer, but I agree
> that it is a reasonable one.  :)

The rest of the answers have lower levels of reasonableness ;-)

You can see the results of this discussion here:
http://sourceware.org/ml/libc-alpha/2013-04/msg00273.html

Cheers,
Carlos.


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