i>b</mi></mrow></msup></mrow><annotation encoding="application/x-tex">a^{b}</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="strut" style="height:0.849108em;"></span><span class="strut bottom" style="height:0.849108em;vertical-align:0em;"></span><span class="base textstyle uncramped"><span class="mord"><span class="mord mathit">a</span><span class="vlist"><span style="top:-0.363em;margin-right:0.05em;"><span class="fontsize-ensurer reset-size5 size5"><span style