Parent Topic: <A href="http://www.pcigeomatics.com/cgi-bin/pcihlp/MODEL|PARAMETERS">PARAMETERS</a><hr>
<H4>UNDEFVAL</H4>
Optionally specifies the value that should be used for the result of
numeric expressions which contain an undefined operation (such as
division by zero or the logarithm of a negative value).
<P>
<PRE>
 EASI&gt;UNDEFVAL=n                | use n for result of expression
 EASI&gt;UNDEFVAL=                 | if any undefined operations are
                                | encountered, abort model
</PRE>
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Parent Topic: <A href="http://www.pcigeomatics.com/cgi-bin/pcihlp/MODEL|PARAMETERS">PARAMETERS</a><br>
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