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MathGroup Archive 1997

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Re: Q : Lists as sets.

  • To: mathgroup at smc.vnet.net
  • Subject: [mg7883] Re: Q : Lists as sets.
  • From: dreece at atl.mindspring.com (Daryl Reece)
  • Date: Thu, 17 Jul 1997 15:35:45 -0400
  • Organization: MindSpring Enterprises, Inc.
  • Sender: owner-wri-mathgroup at wolfram.com

Why can't you just use the list as is?  MMA defines certain set
functions that operate on lists.  Union, Complement, Intersection

Gadi Oron <oron at manet.pmmh.espci.fr> wrote:

>Hi there,

>I want to use a list as a mathematical set. How can I do that? (Nothing in
>the MMA book).

>I found one (not elegant) way to do it : Allways do set=Union[list] but
>that is really ugly.

>Any ideas?

>Thanx.

>/\/\/\/\/\/\/\/\/\/\/\/>> Gadi ORON <<\/\/\/\/\/\/\/\/\/\/\/\/\
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>| Homepage : http://pmmh.espci.fr/~oron/personal.html         |
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