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Topic: number problem
Replies: 30   Last Post: Jul 3, 2013 12:08 AM

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mathguy

Posts: 12
Registered: 6/23/13
Re: number problem
Posted: Jun 26, 2013 10:06 PM
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if i show you a set of 3 identical white balls and 2 identical black balls, you're telling
me it's really a set of 1 white ball and 1 black ball ? sounds ridiculous..


On Monday, June 24, 2013 11:54:22 PM UTC-7, quasi wrote:
> japonishi@gmail.com wrote:
>
>
>

> >The original problem seems trivial, as there's no mention of
>
> >that S must consist of n distinct integers. So {0,2,2,2,2,4}
>
> >is clearly a size 6 solution, or am I missing something here?
>
>
>
> Yes, you're missing a basic understanding as to what is meant
>
> by a set of n elements.
>
>
>
> An n-element set is automatically a set of n _distinct_
>
> elements.
>
>
>
> Thus, {0,2,2,2,2,4} = {0,2,4} is a set of 3 elements, not 6.
>
>
>
> quasi





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