"Float.html#TYPEt">t</a> -&gt; <a href="Float.html#TYPEt">t</a> -&gt; <a href="Float.html#TYPEt">t</a></code></pre><div class="info ">
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<p><code class="code">max_num&nbsp;x&nbsp;y</code> returns the maximum of <code class="code">x</code> and <code class="code">y</code> treating <code class="code">nan</code> as
   missing values.  If both <code class="code">x</code> and <code class="code">y</code> are <code class="code">nan</code> <code class="code">nan</code> is returned.
   Moreover 