>entry</span>, <span class="nv">the</span> <span class="nv">incremented</span> <span class="nv">array</span> <span class="nv">X</span> <span class="nv">must</span> <span class="nv">contain</span> <span class="nv">the</span> <span class="nv">n</span>
        <span class="nv">element</span> <span class="nv">vector</span> <span class="nv">x</span>. <span class="nv">On</span> <span class="k">exit</span>, <span class="nv">X</span> <span class="nv">is</span> <span class="nv">overwritten</span> <span class="nv">wi