Re: mma big bad bug

Article View: sci.math.symbolic

Article #953

#953

From: Edward C. Hook
Date: Tue, 05 Jan 1993 16:19

37 lines
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In article <15326.2b48512a@ohstpy.mps.ohio-state.edu> vandesande@ohstpy.mps.ohio-state.edu writes:
>
>Here is a bizzarre mma bug.  Try entering:
>
>Pi*Sqrt[Pi]/(2*3*Sqrt[2])
>
>This is very bad.  If anyone knows what is going on,
>I would like to hear from them.
>
>Brett

For what it's worth, here's what happens on one of our big SGI machines:

Script started on Tue Jan  5 08:07:35 1993
wilbur.hook: 101> math
Mathematica 2.0 for SGI Iris
Copyright 1988-91 Wolfram Research, Inc.
 -- X11 windows graphics initialized -- 

In[1]:= Pi*Sqrt[Pi]/(2*3*Sqrt[2])

$IterationLimit::itlim: Iteration limit of 4096 exceeded.

                    3
                  Pi
             Sqrt[---]
                   8
Out[1]= Hold[---------]
                 3

In[2]:= Quit
wilbur.hook: 102> exit
wilbur.hook: 103> 
script done on Tue Jan  5 08:10:16 1993

Ed Hook
hook@nas.nasa.gov

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Message-ID: <1993Jan5.161908.29218@nas.nasa.gov>

Path: arc1-ca.pugleaf.net!sparky!uunet!cs.utexas.edu!sun-barr!ames!data.nas.nasa.gov!wilbur.nas.nasa.gov!hook

References: <15326.2b48512a@ohstpy.mps.ohio-state.edu>

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Newsgroups: sci.math.symbolic
Path: arc1-ca.pugleaf.net!sparky!uunet!cs.utexas.edu!sun-barr!ames!data.nas.nasa.gov!wilbur.nas.nasa.gov!hook
From: hook@wilbur.nas.nasa.gov (Edward C. Hook)
Subject: Re: mma big bad bug
References: <15326.2b48512a@ohstpy.mps.ohio-state.edu>
Sender: news@nas.nasa.gov (News Administrator)
Organization: NAS, NASA Ames Research Center, Moffett Field, CA
Date: Tue, 5 Jan 93 16:19:08 GMT
Message-ID: <1993Jan5.161908.29218@nas.nasa.gov>
Summary: Another data point
Lines: 37

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