<math xmlns="http://www.w3.org/1998/Math/MathML" id="p1.1.m1.1" class="ltx_Math" alttext="{\displaystyle{\displaystyle\scriptstyle i\leq j}}" display="inline">
  <semantics id="p1.1.m1.1a">
    <mrow id="p1.1.m1.1.4" xref="p1.1.m1.1.4.cmml">
      <mi mathsize="70%" id="p1.1.m1.1.1" xref="p1.1.m1.1.1.cmml">i</mi>
      <mo mathsize="70%" stretchy="false" id="p1.1.m1.1.2" xref="p1.1.m1.1.2.cmml">≤</mo>
      <mi mathsize="70%" id="p1.1.m1.1.3" xref="p1.1.m1.1.3.cmml">j</mi>
    </mrow>
    <annotation-xml encoding="MathML-Content" id="p1.1.m1.1b">
      <apply id="p1.1.m1.1.4.cmml" xref="p1.1.m1.1.4">
        <leq id="p1.1.m1.1.2.cmml" xref="p1.1.m1.1.2"/>
        <ci id="p1.1.m1.1.1.cmml" xref="p1.1.m1.1.1">𝑖</ci>
        <ci id="p1.1.m1.1.3.cmml" xref="p1.1.m1.1.3">𝑗</ci>
      </apply>
    </annotation-xml>
    <annotation encoding="application/x-tex" id="p1.1.m1.1c">{\displaystyle{\displaystyle\scriptstyle i\leq j}}</annotation>
  </semantics>
</math>

<math xmlns="http://www.w3.org/1998/Math/MathML" display="block" alttext="{\displaystyle \scriptstyle i\leq j}">
  <semantics>
    <mrow class="MJX-TeXAtom-ORD">
      <mstyle displaystyle="true" scriptlevel="0">
        <mstyle displaystyle="false" scriptlevel="1">
          <mi>i</mi>
          <mo>&#x2264;<!-- ≤ --></mo>
          <mi>j</mi>
        </mstyle>
      </mstyle>
    </mrow>
    <annotation encoding="application/x-tex">{\displaystyle \scriptstyle i\leq j}</annotation>
  </semantics>
</math>