[Scipy-tickets] [SciPy] #1082: special.hyp0f1 returns nan

SciPy Trac scipy-tickets@scipy....
Sun Jun 20 18:05:09 CDT 2010


#1082: special.hyp0f1 returns nan
---------------------------+------------------------------------------------
 Reporter:  josefpktd      |       Owner:  pv   
     Type:  defect         |      Status:  new  
 Priority:  normal         |   Milestone:  0.8.0
Component:  scipy.special  |     Version:  0.7.0
 Keywords:                 |  
---------------------------+------------------------------------------------
Changes (by pv):

  * priority:  low => normal


Comment:

 There's an underflow beyond floating-point accuracy in intermediate steps
 of the computation. The implementation needs an asymptotic expansion in
 this parameter range.

-- 
Ticket URL: <http://projects.scipy.org/scipy/ticket/1082#comment:2>
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