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Re: Function, Command, Operator, Object...etc.

• To: mathgroup at smc.vnet.net
• Subject: [mg61396] Re: Function, Command, Operator, Object...etc.
• From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
• Date: Tue, 18 Oct 2005 02:44:37 -0400 (EDT)
• Organization: Uni Leipzig
• References: <dislg0$mg4$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Hi,

these things have all the same representation
in Mathematica, even some guys
think that a Object is different from a Function.

Regards
  Jens

"Steven T. Hatton" <hattons at globalsymmetry.com> 
schrieb im Newsbeitrag 
news:dislg0$mg4$1 at smc.vnet.net...
| Section 2.1.2 of The Mathematica Book for 5.2 
discusses different ways to
| interpret parts of expressions.  The examples 
given are "Function, Command,
| Operator, Head and Object type."  Do these terms 
have any meaning within
| the Mathematica language, or are these purely 
conceptual ideas intended to
| aid the user in understanding the language?  Are 
these terms given formal
| definitions as regards their meaning when used 
to discuss Mathematica?  If
| so, where might I find these definitions?
| -- 
| "Philosophy is written in this grand book, The 
Universe. ... But the book
| cannot be understood unless one first learns to 
comprehend the language...
| in which it is written. It is written in the 
language of mathematics, ...;
| without which wanders about in a dark 
labyrinth."   The Lion of Gaul
|