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MathGroup Archive 2005

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Re: Floor[] Not An Integer?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg56519] Re: Floor[] Not An Integer?
  • From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
  • Date: Thu, 28 Apr 2005 02:40:05 -0400 (EDT)
  • Organization: Uni Leipzig
  • References: <d4msf0$233$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

Floor[x] is a symbolic expression, only for a x 
with a numeric value
it *evaluate* to an integer.

Regards
  Jens

"Scott Guthery" <sguthery at mobile-mind.com> schrieb 
im Newsbeitrag news:d4msf0$233$1 at smc.vnet.net...
> I'm trying to use some of the NumericalMath 
> approximations such as
> MiniMaxApproximation and RationalInterpolation 
> with a function that
> includes array references of the form 
> Array[[Floor[x]]].  The function
> plots and evaluates just fine but the 
> NumericalMath functions are
> reporting the error:
>
> "Part::pspec: Part specification Floor[x] is 
> neither an integer nor a
> list of integers."
>
> whereas the documentation states that Floor[x] 
> IS an integer.
>
> What am I missing?
>
> Thanks for any insight.
>
> Cheers, Scott
> 



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