<P>
<B>Data input</B> (free format):

<BR>
if <SPAN style="font-family:monospace">type</SPAN>=1 or &ndash;2, read:  <SPAN style="font-family:monospace">energy, angle, value, error</SPAN>

<BR>
if <SPAN style="font-family:monospace">type</SPAN>=5, read:  <SPAN style="font-family:monospace">kn, target, error</SPAN>

<BR>&nbsp;&nbsp;&nbsp;&nbsp;otherwise:

<BR>
if <SPAN style="font-family:monospace">delta</SPAN><SPAN CLASS="MATH"><IMG
 STYLE=""
 SRC="img70.svg"
 ALT="$\ne$"></SPAN>0, read:  <SPAN style="font-f