-lut</B> <EM>lut1 lut2 &amp;optional (size 256) </EM>[function]

<DL COMPACT>
<DT> 
<DD> 
concatenates two look-up tables <EM>lut1</EM> and <EM>lut2</EM>,
and returns a new look-up table which performs the same translation
as <EM>lut1</EM> and <EM>lut2</EM> are looked-up successively.
</DD>
</DL>
<BR>
<BR>

<P>

<A NAME="39176"></A>
<B>*x-gray32-lut*</B> [variable]

<DL COMPACT>
<DT> 
<DD> LUT to translate 32-level gray-scale into
the pixel values in the default color map <TT>x:*colormap*</TT>.
<TT>(aref *x