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Ioannis Aslanidis wrote: |
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> If you are asking about mathematic stright definition: |
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> |
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> negative integer: -inf,...,-1 |
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> positive integer: 1,...,inf |
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> natural: 0,...,inf |
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> |
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> The group of natural numbers includes the positive integers and zero. |
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> That is the definition in most places in the world; however, in the |
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> United States and a few more countries, non-negative integers is how |
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> the lot is called. |
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> |
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I was going to dig back to my math minor and wax eloquent about how this |
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is incorrect, but it turns out we're both right: |
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|
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http://en.wikipedia.org/wiki/Natural_numbers |
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|
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The natural numbers may or may not include zero depending on who's using |
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the term. That was actually news to me - my understanding is that zero |
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was not considered a natural number, but it was considered a whole number. |
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|
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And now that we've totally drifted off topic here I'll be quiet... |
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-- |
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