Difference between revisions of "Integer"
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== See Also == | == See Also == | ||
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*[[Natural number]] | *[[Natural number]] | ||
*[[Whole number]] | *[[Whole number]] | ||
Revision as of 12:50, 22 June 2006
An integer number is one of the numbers obtained in counting (positive integers also known as natural numbers): 
, zero: 
, or one of the negative integers: 
. If 
and 
are integers, then so is their sum 
, their difference 
, and their product 
, but their quotient 
may or may not be an integer.
The class of integers is the simplest class of numbers and is used to construct other classes like rational numbers and real numbers.
