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>hyper_1f0</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/> 12 <mn>1</mn> 13 </msub> 14 <msub> 15 <mi>F</mi> 16 <mn>0</mn> 17 </msub> 18 <mfenced> 19 <mrow> 20 <mi>a</mi> 21 <mo>;</mo> 22 <mi>z</mi> 23 </mrow> 24 </mfenced> 25 <mo>=</mo> 26 <munderover> 27 <mo>∑</mo> 28 <mrow> 29 <mi>k</mi> 30 <mo>=</mo> 31 <mn>1</mn> 32 </mrow> 33 <mi>∞</mi> 34 </munderover> 35 <mfrac> 36 <mrow> 37 <msub> 38 <mfenced> 39 <mrow> 40 <mi>a</mi> 41 </mrow> 42 </mfenced> 43 <mi>k</mi> 44 </msub> 45 <msup> 46 <mi>z</mi> 47 <mi>k</mi> 48 </msup> 49 </mrow> 50 <mrow> 51 <mi>k</mi> 52 <mo>!</mo> 53 </mrow> 54 </mfrac> 55 </mrow> 56</math></body> 57</html>