Art of Problem Solving

Natural number: Difference between revisions

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The natural numbers, denoted by the set <math>\mathbb{N}</math>, is itself a subset of the integers <math>\mathbb{Z}</math>, which is a set of the reals, <math>\mathbb{R}</math>. The natural numbers can be defined as ''every integer greater than or equal to 1''. Don't confuse this with the whole numbers, starting at 0.
The natural numbers, denoted by the set <math>\mathbb{N}</math>, is itself a subset of the [[integer]]s <math>\displaystyle\mathbb{Z}</math>, which is a subset of the reals, <math>\mathbb{R}</math>. The natural numbers can be defined as ''every integer greater than or equal to 1''. Don't confuse this with the whole numbers, starting at 0.

Revision as of 16:35, 19 June 2006

The natural numbers, denoted by the set $\mathbb{N}$, is itself a subset of the integers $\displaystyle\mathbb{Z}$, which is a subset of the reals, $\mathbb{R}$. The natural numbers can be defined as every integer greater than or equal to 1. Don't confuse this with the whole numbers, starting at 0.