[Scipy-tickets] [SciPy] #769: scipy.stats.distributions.genextreme.pdf return nan for x=1 and c=1, which is wrong.
SciPy
scipy-tickets@scipy....
Fri Oct 31 16:45:01 CDT 2008
#769: scipy.stats.distributions.genextreme.pdf return nan for x=1 and c=1, which
is wrong.
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Reporter: pbrod | Owner: somebody
Type: defect | Status: new
Priority: normal | Milestone: 0.7.0
Component: scipy.stats | Version: devel
Severity: normal | Resolution:
Keywords: |
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Comment (by pbrod):
The pdf of the generalized extreme value distribution at c*x=1 for c!=1
should be 0.0. The current version of genextreme.pdf returns:
{{{
In [26]: dst.genextreme.pdf(2,0.5)
Out[26]: -1.#IND
}}}
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Ticket URL: <http://scipy.org/scipy/scipy/ticket/769#comment:1>
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