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>bessel_yn_small_z</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 <msub> 13 <mi>Y</mi> 14 <mi>n</mi> 15 </msub> 16 <mfenced> 17 <mrow> 18 <mi>z</mi> 19 </mrow> 20 </mfenced> 21 <mspace width="1em"/> 22 <mo>=</mo> 23 <mspace width="1em"/> 24 <mo>−</mo> 25 <mfenced> 26 <mrow> 27 <mi>n</mi> 28 <mo>−</mo> 29 <mn>1</mn> 30 </mrow> 31 </mfenced> 32 <mfrac> 33 <mo>!</mo> 34 <mi>π</mi> 35 </mfrac> 36 <msup> 37 <mfenced> 38 <mrow> 39 <mfrac> 40 <mi>z</mi> 41 <mn>2</mn> 42 </mfrac> 43 </mrow> 44 </mfenced> 45 <mrow> 46 <mo>−</mo> 47 <mi>n</mi> 48 </mrow> 49 </msup> 50 <mspace width="1em"/> 51 <mo>;</mo> 52 <mi>z</mi> 53 <mo><</mo> 54 <mi>ε</mi> 55 <mspace width="1em"/> 56 <mo>∧</mo> 57 <mspace width="1em"/> 58 <mi>n</mi> 59 <mo>></mo> 60 <mn>2</mn> 61 </mrow> 62</math> 63</body> 64</html> 65