Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2004
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*November
*December
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2004

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Min[], Max[]

  • To: mathgroup at smc.vnet.net
  • Subject: [mg48343] Re: [mg48320] Min[], Max[]
  • From: Selwyn Hollis <sh2.7183 at misspelled.erthlink.net>
  • Date: Tue, 25 May 2004 07:17:06 -0400 (EDT)
  • References: <200405240445.AAA08846@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

If Min[{}] were less than Infinity, then the inequality

	Min[Union[A,B]] <= Min[A]

would fail in some cases. (Namely, when A={} and Min[B] > Min[{}] )

This is somewhat similar in spirit to Plus@@{} = 0 and Times@@{} = 1.

-----
Selwyn Hollis
http://www.math.armstrong.edu/faculty/hollis
(edit reply-to to reply)


On May 24, 2004, at 12:45 AM, Frank Brand wrote:

> Dear newsgroup members,
>
> can anyone explain me what´s the sense in the definition of
>
> Min[{}]= Infinity and Max[{}]= -Infinity
>
> Thanks in advance
> Frank
>
>
> Prof. Dr. Frank Brand
> Budapester Str. 13
> 10787 Berlin
>
> +49 (0)30 - 25 79 36 62
> 0179 - 215 58 04
>
> frank.brand at t-online.de
>
>


  • References:
  • Prev by Date: Re: Min[], Max[]
  • Next by Date: RE : Problem with function
  • Previous by thread: Re: Min[], Max[]
  • Next by thread: Re: Min[], Max[]