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**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,631

Also just finished Set-Builder Notation

Please to pick holes in page.

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 107,189

Hi MathsisFun;

Near the bottom:

But how would you list all the Real Numbers between 2 and 6 ?

Does between include the endpoints ? As you have written here:

maybe this is correct:

What do you think?

*Last edited by bobbym (2009-09-15 13:59:01)*

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,631

Hmmm ... I was extending the concept of {2, 3, 4, 5, 6} so I may just reword it.

"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

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**bobbym****Administrator**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 107,189

Hi Maths;

Maybe saying, between 2 and 6 inclusive, might clear any ambiguity. Just a thought.

*Last edited by bobbym (2009-09-15 14:16:56)*

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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