<p> <span class="math-editor mathquill-rendered-math"><span class="non-leaf"><span class="scaled paren" style="transform: scale(1.18333, 2.0125);">{</span><span class="non-leaf">−<span class="fraction non-leaf"><span class="numerator">1</span><span class="denominator">5</span><span style="display: inline-block; width: 0;"> </span></span></span><span class="scaled paren" style="transform: scale(1.18333, 2.0125);">}</span></span></span> </p>