mord mathnormal">a</span><span class="mclose">)</span><span class="mspace" style="margin-right:0.2777777777777778em;"></span><span class="mrel">=</span><span class="mspace" style="margin-right:0.2777777777777778em;"></span></span><span class="base"><span class="strut" style="height:1em;vertical-align:-0.25em;"></span><span class="mord coloredeq eql" style=""><span class="mord mathnormal" style="margin-right:0.22222em">V</span></span><span class="mopen">(</span><span class="mord mathnormal">s</span><span cla