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MathGroup Archive 2010

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Re: Change in Times[] behavior from Mathematica 7 to Mathematica

  • To: mathgroup at smc.vnet.net
  • Subject: [mg114014] Re: Change in Times[] behavior from Mathematica 7 to Mathematica
  • From: Murray Eisenberg <murray at math.umass.edu>
  • Date: Sat, 20 Nov 2010 18:25:03 -0500 (EST)

This contradiction between the documentation and the behavior for 0.0 x 
in Mathematica 8 holds under Windows (XP), too.

On 11/19/2010 5:10 AM, David Skulsky wrote:
> While testing Mathematica 8 on some heritage code, I found a problem
> which a colleague traced to a behavioral change in Times[].
> Specifically, the documentation for Times[] states that "0 x evaluates
> to 0, but 0.0 x is left unchanged."  This appears to be true in
> Mathematica 7 but not in Mathematica 8 (at least not under Mac OS X
> 10.6.4).
>
> I have informed Wolfram about this change (bug?).
>
> Eli David Skulsky
>

-- 
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
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