n class="vlist"><span style="top:-0.6099999999999999em;"><span class="fontsize-ensurer reset-size5 size5"><span style="font-size:0em;">​</span></span><span class="mord textstyle uncramped"><span class="mord mathit">x</span></span></span><span style="top:0.5900000000000003em;"><span class="fontsize-ensurer reset-size5 size5"><span style="font-size:0em;">​</span></span><span class="mord textstyle uncramped"><span class="mord mathit" style="margin-right:0.03588em;">y</span></span></span><span class="baseli