nt value can be deduced with certainty based upon other fields of the same record.</p>
<p>For a full mathematical description of the procedure methods, with examples, please see the <a class="reference download internal" download="" href="../../_downloads/af41e91dc19117dffc1756544e8fed50/Banff%20Functional%20Description.pdf"><span class="xref download myst">Functional Description</span></a>.</p>
</section>
<section id="input-and-output-tables">
<h2>Input and output tables<a class="headerlink" href="#input-a