User Guide

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To evaluate the expression g at a value of x:
• You must use the eval command.
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For more information on the eval command, and using palettes and context
menus to evaluate an expression at a point, see Substituting a Value for a
Subexpression (page 310).
Multivariate and Vector Functions
To define a multivariate or vector function:
• Enclose coordinates or coordinate functions in parentheses (( )).
For example, a multivariate function:
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A vector function:
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294 • 7 Maple Expressions