[SciPy-Dev] bad formula for chi-squared probability density function

Zé Vinícius jvmirca at gmail.com
Sun Apr 1 23:56:29 EDT 2018


Looks like the issue with $\gamma$ ---> $\Gamma$ is spread all over due to
the rewrite from pseudo-code to TeX.

See Evgeni Burovski's comment here https://github.com/scipy/scipy/pull/8563

On Mon, Apr 2, 2018 at 11:53 AM, Zé Vinícius <jvmirca at gmail.com> wrote:

> It looks correct to me other than the $\gamma$ which should have been
> $\Gamma$.
>
> On Mon, Apr 2, 2018 at 11:12 AM, Phillip Feldman <
> phillip.m.feldman at gmail.com> wrote:
>
>> In the following page, the formula for the chi-squared density is
>> incorrect:
>>
>> https://docs.scipy.org/doc/scipy/reference/generated/scipy.
>> stats.chi2.html
>> (See the Wikipedia page at https://en.wikipedia.org/wiki/
>> Chi-squared_distribution#Probability_density_function for the correct
>> expression).
>>
>> Phillip
>>
>> _______________________________________________
>> SciPy-Dev mailing list
>> SciPy-Dev at python.org
>> https://mail.python.org/mailman/listinfo/scipy-dev
>>
>>
>
>
> --
> webpage: http://mirca.github.io
> github: @mirca <http://www.github.com/mirca>
> twitter: @mircaze <http://www.twitter.com/mircaze>
>



-- 
webpage: http://mirca.github.io
github: @mirca <http://www.github.com/mirca>
twitter: @mircaze <http://www.twitter.com/mircaze>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.python.org/pipermail/scipy-dev/attachments/20180402/b90a723c/attachment-0001.html>


More information about the SciPy-Dev mailing list