1<math xmlns="http://www.w3.org/1998/Math/MathML" display="block"> 2 <mrow> 3 <mtext>chf</mtext> 4 <mfenced> 5 <mrow> 6 <mi>d</mi> 7 <mi>i</mi> 8 <mi>s</mi> 9 <mi>t</mi> 10 <mo>,</mo> 11 <mi>x</mi> 12 </mrow> 13 </mfenced> 14 <mspace width="1em"/> 15 <mo>=</mo> 16 <mspace width="1em"/> 17 <mi>H</mi> 18 <mfenced> 19 <mrow> 20 <mi>x</mi> 21 </mrow> 22 </mfenced> 23 <mspace width="1em"/> 24 <mo>=</mo> 25 <mspace width="1em"/> 26 <munderover> 27 <mo>∫</mo> 28 <mrow> 29 <mo>−</mo> 30 <mi>∞</mi> 31 </mrow> 32 <mi>x</mi> 33 </munderover> 34 <mi>h</mi> 35 <mfenced> 36 <mrow> 37 <mi>μ</mi> 38 </mrow> 39 </mfenced> 40 <mi>d</mi> 41 <mi>μ</mi> 42 </mrow> 43</math> 44 45