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Re: Min[], Max[]


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
>
>


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