
<A NAME=TRNUMERIC>

<TITLE>TRNUMERIC</TITLE></A>
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<B>TRNUMERIC</B> _ _ _  _ _ _  _ _ _  _ _ _ <B>switch</B><P>
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Normally the algorithms produce only a minimum of printed 
output during their operation. In cases of an unsuccessful 
or unexpected long operation a <em>trace of the iteration</em> can be 
printed by setting <em>trnumeric</em> <em>on</em>. 
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