0.0.
</DD>
</DL>
<BR>
<BR>

<A NAME="5835"></A>
<B>plusp</B> <EM>number </EM>[function]

<DL COMPACT>
<DT> 
<DD> equivalent to (<SPAN CLASS="MATH"><IMG
 WIDTH="17" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
 SRC="manual-img14.png"
 ALT="$&gt;$"></SPAN> number 0).
</DD>
</DL>
<BR>
<BR>

<A NAME="5845"></A>
<B>minusp</B> <EM>number </EM>[function]

<DL COMPACT>
<DT> 
<DD> equivalent to (<SPAN CLASS="MATH"><IMG
 WIDTH="17" HEIGHT="30" ALIGN="MIDDLE" BORDER="0"
 SRC="manual-img7.png"
 ALT="$&lt;$"></SPAN> number 0).