User Guide

To return all subexpressions of a particular type, specify the type as the
second argument. For information on types, see Testing the Type of an Ex-
pression (page 299).
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To test whether an expressions has subexpressions of a specific type (without
returning them), use the has command. For more information, see Testing
for a Subexpression (page 300).
Manipulating Expressions
This section introduces the most commonly used manipulation commands.
For additional manipulation commands, see Iterative Commands (page 333).
Simplifying
To simplify an expression:
• Use the simplify command.
The simplify command applies simplification rules to an expression. Maple
has simplification rules for various types of expressions and forms, including
trigonometric functions, radicals, logarithmic functions, exponential functions,
powers, and various special functions. You can also specify custom simpli-
fication rules using a set of side relations.
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304 • 7 Maple Expressions