User Guide

Numerator and Denominator
To extract the numerator of an expression:
• Use the numer command.
To extract the denominator of an expression:
• Use the denom command.
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If the expression is not in normal form, Maple normalizes the expression
before selecting the numerator or denominator. (For more information on
normal form, refer to the ?normal help page.)
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The expression can be any algebraic expression. For information on the be-
havior for non-rational expressions, refer to the ?numer help page.
302 • 7 Maple Expressions