Commutativity: Difference between revisions
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Revision as of 16:02, 5 November 2008
In algebra, commutativity is a property of binary operations or of operators on a set. If is a binary operation then the commutative property is the condition that
for all x and y.
Examples of commutative operations are addition and multiplication of integers, rational numbers, real and complex numbers. In this context commutativity is often referred to as the commutative law.