Re: Min[], Max[]
- To: mathgroup at smc.vnet.net
- Subject: [mg48330] Re: Min[], Max[]
- From: Roland Franzius <roland.franzius at uos.de>
- Date: Tue, 25 May 2004 07:16:45 -0400 (EDT)
- Organization: Universitaet Hannover
- References: <c8rutb$8nl$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Frank Brand wrote:
> Dear newsgroup members,
>
> can anyone explain me what´s the sense in the definition of
>
> Min[{}]= Infinity and Max[{}]= -Infinity
You need that empty definition to unify the relations
Min[A]>=Min[B] if A \subseteq B
Max[A]<=Max[B] if A \subseteq B
since the empty set is a subset of every set.
--
Roland Franzius