class="vlist-r"><span class="vlist" style="height:1.050005em;"><span style="top:-1.8439949999999998em;margin-left:0em;"><span class="pstrut" style="height:3.05em;"></span><span class="sizing reset-size6 size3 mtight"><span class="mord mtight"><span class="mord mathnormal mtight">x</span><span class="mrel mtight">∈</span><span class="mord mtight coloredeq eqe" style=""><span class="mord mathscr mtight" style="margin-right:0.04087em">B</span></span></span></span></span><span style="top:-3.0500049999999996em