From bug-request at octave dot org Mon Feb  7 08:56:20 2005
Subject: Re: Inconsistency in complex division by zero
From: Andy Adler <adler at site dot uottawa dot ca>
To: David Bateman <David dot Bateman at motorola dot com>
cc: bug at octave dot org
Date: Mon, 7 Feb 2005 10:00:42 -0500 (EST)

On Mon, 7 Feb 2005, David Bateman wrote:

> There is an inconsistency in the division by zero between octave and
> matlab. Consider 1i/0 that returns "NaN - NaNi" for octave and "NaN
> -Infi" for matlab. The Matlab return value makes much more sense that
> the octave one as it treats the real and imaginary parts separately..
> Tested against octave 2.1.64 and matlab 7.0sp1.

Matlab 6.5 gives:
>> 1i/0
Warning: Divide by zero.
ans =
      NaN +    Infi

Which should it be?

--
Andy Adler <adler at site dot uOttawa dot ca> 1(613)562-5800x6218




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