[Scipy-tickets] [SciPy] #325: scipy.special.erf erroneously returns nan on Mac OS X for certain inputs

SciPy scipy-tickets at scipy.net
Thu Nov 30 12:38:00 CST 2006


#325: scipy.special.erf erroneously returns nan on Mac OS X for certain inputs
---------------------------+------------------------------------------------
 Reporter:  jwanders       |        Owner:  somebody
     Type:  defect         |       Status:  new     
 Priority:  normal         |    Milestone:          
Component:  scipy.special  |      Version:          
 Severity:  major          |   Resolution:          
 Keywords:                 |  
---------------------------+------------------------------------------------
Comment (by rkern):

 {{{

 [scipy]$ pwd
 /Users/rkern/svn/scipy
 [scipy]$ ls
 DEVELOPERS.txt        LATEST.txt            MANIFEST.in           be
 new_manifest.sh
 FORMAT_GUIDELINES.txt LICENSE.txt           THANKS.txt            build
 scipy.egg-info
 INSTALL.txt           Lib                   TOCHANGE.txt          dist
 setup.py
 [scipy]$ cd build/lib.macosx-10.4-i386-2.5/scipy/special
 [special]$ nm _cephes.so | grep erf
 0003be7d T _cephes_erf
 0003bc63 T _cephes_erfc
 000bd6c0 T _cerf_
 0000a2fd T _cerf_wrap
 0004eae0 T _erf_
 00107488 d _erf_data
 0004ee10 T _erfc1_
 00107498 d _erfc_data
 }}}

 No need to try Python 2.5 just for this. I don't think that's the problem.

-- 
Ticket URL: <http://projects.scipy.org/scipy/scipy/ticket/325#comment:5>
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