[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 16:35:58 CDT 2008


#769: scipy.stats.distributions.genextreme.pdf return nan for x=1 and c=1, which
is wrong.
-------------------------+--------------------------------------------------
 Reporter:  pbrod        |       Owner:  somebody
     Type:  defect       |      Status:  new     
 Priority:  normal       |   Milestone:  0.7.0   
Component:  scipy.stats  |     Version:  devel   
 Severity:  normal       |    Keywords:          
-------------------------+--------------------------------------------------
 The pdf of the generalized extreme value distribution at x=1 and c=1
 should be 1.0.
 The current version of genextreme.pdf returns:

 {{{
 In [22]: dst.genextreme.pdf(1,1)
 Out[22]: -1.#IND
 }}}

-- 
Ticket URL: <http://scipy.org/scipy/scipy/ticket/769>
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