equal
  deleted
  inserted
  replaced
  
    
    
|      3 <html> |      3 <html> | 
|      4 <head> |      4 <head> | 
|      5     <meta content="text/html; charset=ISO-8859-1" http-equiv="content-type"> |      5     <meta content="text/html; charset=ISO-8859-1" http-equiv="content-type"> | 
|      6     <title>Isabelle Programming Tutorial</title> |      6     <title>Isabelle Programming Tutorial</title> | 
|      7     <link rel="stylesheet" href="nominal.css"> |      7     <link rel="stylesheet" href="nominal.css"> | 
|      8     <BASE HREF="http://nms.kcl.ac.uk/christian.urban/"> |      8     <BASE HREF="https://nms.kcl.ac.uk/christian.urban/"> | 
|      9     <script type="text/javascript"> |      9     <script type="text/javascript"> | 
|     10  |     10  | 
|     11   var _gaq = _gaq || []; |     11   var _gaq = _gaq || []; | 
|     12   _gaq.push(['_setAccount', 'UA-4143458-5']); |     12   _gaq.push(['_setAccount', 'UA-4143458-5']); | 
|     13   _gaq.push(['_trackPageview']); |     13   _gaq.push(['_trackPageview']); |