1<?xml version="1.0" encoding="UTF-8"?> 2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0//EN" "http://www.w3.org/TR/MathML2/dtd/xhtml-math11-f.dtd" [<!ENTITY mathml 'http://www.w3.org/1998/Math/MathML'>]> 3<html xmlns="http://www.w3.org/1999/xhtml"> 4<head><title>complex_bessel_k_integral</title> 5<!-- MathML created with MathCast Equation Editor version 0.92 --> 6</head> 7<body> 8<math xmlns="http://www.w3.org/1998/Math/MathML" display="block"> 9 <mrow> 10 <msub> 11 <mi>K</mi> 12 <mi>α</mi> 13 </msub> 14 <mfenced> 15 <mrow> 16 <mi>x</mi> 17 </mrow> 18 </mfenced> 19 <mo>=</mo> 20 <msubsup> 21 <mo>∫</mo> 22 <mrow> 23 <mi>o</mi> 24 </mrow> 25 <mi>∞</mi> 26 </msubsup> 27 <msup> 28 <mi>e</mi> 29 <mrow> 30 <mo>−</mo> 31 <mi>x</mi> 32 <mtext>cosh</mtext> 33 <mfenced> 34 <mrow> 35 <mi>t</mi> 36 </mrow> 37 </mfenced> 38 </mrow> 39 </msup> 40 <mtext>cosh</mtext> 41 <mfenced> 42 <mrow> 43 <mi>α</mi> 44 <mi>t</mi> 45 </mrow> 46 </mfenced> 47 <mi>d</mi> 48 <mi>t</mi> 49 </mrow> 50</math></body> 51</html>