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<td style="text-align: left;  vertical-align: top; background: #fff3d9; padding: 2 2 2 5; ">
    1 if ipol &lt; 4;
3 if ipol=4
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<tr><td align="left" valign="top" colspan="2"><blockquote><pre style="margin-bottom: -1em;">
    Determines the number of zeta coefficients to be calculated
for a given polarization direction.
         </pre></blockquote></td></tr>
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