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MathGroup Archive 2005

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Re: Bug Report - Two numerical values for a same variable

  • To: mathgroup at smc.vnet.net
  • Subject: [mg54439] Re: Bug Report - Two numerical values for a same variable
  • From: Andrzej Kozlowski <akoz at mimuw.edu.pl>
  • Date: Sun, 20 Feb 2005 00:10:18 -0500 (EST)
  • References: <00ed01c512b0$2f242850$6400a8c0@Main> <curpbn$r28$1@smc.vnet.net> <200502150438.XAA29728@smc.vnet.net> <200502161936.OAA19223@smc.vnet.net> <bc260b75189ab899a75c3a5c65dc0bcf@gmail.com> <4214B60F.2050207@math.umass.edu> <7264774360d595ba92f3e713df810465@mimuw.edu.pl> <cv6ru9$6jj$1@smc.vnet.net> <42177C45.5090205@cs.berkeley.edu> <a5427d79c9fda3403abd8d2423f334e0@mimuw.edu.pl> <4217997B.4080102@cs.berkeley.edu>
  • Sender: owner-wri-mathgroup at wolfram.com

On 19 Feb 2005, at 20:54, Richard Fateman wrote:

> I suspect that Mathematica's routines for testing for membership in
> domains like Reals etc.  are pretty good.  I don't, however, expect it
> to understand anything. Just symbolic manipulation.  That's different.
>
Well, if you really know any people who think that computer programs 
"understand" anything than you move in curious circles. But just a 
moment, who was it who wrote:

> The fact that these are stand-ins for well-known mathematically real
> quantities is irrelevant to Mathematica, since it only understands Real,
> and Real is a subset of mathematical real.
>
Understands?

Andrzej Kozlowski


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