ceph/src/boost/libs/math/doc/equations/polygamma2.mml

   1 <?xml version='1.0'?>
   2 <!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.1 plus MathML 2.0//EN'
   3   'http://www.w3.org/TR/MathML2/dtd/xhtml-math11-f.dtd'
   4   [<!ENTITY mathml 'http://www.w3.org/1998/Math/MathML'>]>
   5 <html xmlns='http://www.w3.org/1999/xhtml'>
   6 <head><title>polygamma2</title>
   7 <!-- MathML created with MathCast Equation Editor version 0.89 -->
   8 </head>
   9 <body>
  10 <math xmlns="http://www.w3.org/1998/Math/MathML" display="block">
  11   <mrow>
  12     <msup>
  13       <mi>&#x03C8;</mi>
  14       <mrow>
  15         <mfenced>
  16           <mrow>
  17             <mi>n</mi>
  18           </mrow>
  19         </mfenced>
  20       </mrow>
  21     </msup>
  22     <mfenced>
  23       <mrow>
  24         <mn>1</mn>
  25         <mo>&#x2212;</mo>
  26         <mi>x</mi>
  27       </mrow>
  28     </mfenced>
  29     <mo>=</mo>
  30     <msup>
  31       <mfenced>
  32         <mrow>
  33           <mo>&#x2212;</mo>
  34           <mn>1</mn>
  35         </mrow>
  36       </mfenced>
  37       <mi>n</mi>
  38     </msup>
  39     <msup>
  40       <mi>&#x03C8;</mi>
  41       <mrow>
  42         <mfenced>
  43           <mrow>
  44             <mi>n</mi>
  45           </mrow>
  46         </mfenced>
  47       </mrow>
  48     </msup>
  49     <mfenced>
  50       <mrow>
  51         <mi>x</mi>
  52       </mrow>
  53     </mfenced>
  54     <mo>+</mo>
  55     <msup>
  56       <mfenced>
  57         <mrow>
  58           <mo>&#x2212;</mo>
  59           <mn>1</mn>
  60         </mrow>
  61       </mfenced>
  62       <mi>n</mi>
  63     </msup>
  64     <mi>&#x03C0;</mi>
  65     <mfrac>
  66       <mrow>
  67         <msup>
  68           <mo>&#x2202;</mo>
  69           <mi>n</mi>
  70         </msup>
  71         <mi>cot</mi>
  72         <mfenced>
  73           <mrow>
  74             <mi>&#x03C0;</mi>
  75             <mi>x</mi>
  76           </mrow>
  77         </mfenced>
  78       </mrow>
  79       <mrow>
  80         <mo>&#x2202;</mo>
  81         <msup>
  82           <mi>x</mi>
  83           <mi>n</mi>
  84         </msup>
  85       </mrow>
  86     </mfrac>
  87   </mrow>
  88 </math>
  89 </body>
  90 </html>