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      <span class="anchor" id="interface-mrgrnk"></span>
      <h3>public        interface <a href='../interface/mrgrnk.html'>mrgrnk</a> 
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        <h2 id="name">NAME</h2>
<div class="codehilite"><pre><span></span><code>rank(3f) - [M_orderpack:RANK] produces an INDEX that sorts an input
           array (optimized merge-sort)
</code></pre></div>

<h2 id="synopsis">