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<TITLE>mqc_isExpressionUnused</TITLE>
<H1>mqc_isExpressionUnused</H1><H4>Synopsis</H4><PRE><FONT COLOR = blue>Defun: mqc_isExpressionUnused(
       String, $exp_lhs )
@{...} Boolean;

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<B>Description:</B>
Inquiries if the given expression is unused expression.

<B>Input Arguments:</B>
exp_lhs - A string of left hand side expression

<B>Returns:</B>
If the expression is unused, returns true. Otherwise, returns false.
Note:
    The function does not know if expressions are referenced by spreadsheet.
    The function replaces Ug_mqc_expIsUnused,

<B>See Also:</B>
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