helm/www/lambdadelta/version_1.html

   1 <?xml version="1.0" encoding="UTF-8"?>
   2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
   3 <html xmlns="http://www.w3.org/1999/xhtml" dir="ltr" lang="en-us">
   4   <head>
   5     <meta http-equiv="Content-Language" content="en-us" />
   6     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
   7     <meta http-equiv="Content-Style-Type" content="text/css" />
   8     <meta name="author" content="Ferruccio Guidi" />
   9     <meta name="description" content="\lambda\delta home page" />
  10     <title>\lambda\delta home page</title>
  11     <link rel="stylesheet" type="text/css" href="http://lambdadelta.info/css/ld_web.css" />
  12     <link rel="stylesheet" type="text/css" href="http://lambdadelta.info/css/lddl.css" />
  13     <link rel="stylesheet" type="text/css" href="http://lambdadelta.info/css/xhtbl.css" />
  14     <link rel="shortcut icon" href="http://lambdadelta.info/images/crux_16.ico" />
  15   </head>
  16   <body lang="en-US">
  17     <div class="spacer">
  18       <a href="http://lambdadelta.info/">
  19         <img class="icon32" alt="[lambdadelta home]" title="lambdadelta home" src="http://lambdadelta.info/images/crux_32.png" />
  20       </a>
  21     </div>
  22     <div class="head1">The Formal System λδ version 1</div>
  23     <div class="spacer">
  24       <img class="rule" alt="[Spacer]" title="lambdadelta rainbow rule" src="http://lambdadelta.info/images/rainbow.png" />
  25     </div>
  26    <div xmlns:ld="http://lambdadelta.info/" class="spacer">
  27       <br />
  28     </div>
  29     <div xmlns:ld="http://lambdadelta.info/" class="text">
  30       <table cellpadding="4" cellspacing="0">
  31         <tbody>
  32           <tr>
  33             <td class="snns component sky">
  34               <a href="http://lambdadelta.info/index.html">foreword</a>
  35             </td>
  36             <td class="snns component magenta">
  37               <a href="http://lambdadelta.info/news.html">news</a>
  38             </td>
  39             <td class="snns component orange">
  40               <a href="http://lambdadelta.info/documentation.html">documentation</a>
  41             </td>
  42             <td class="snns component green">
  43               <a href="http://lambdadelta.info/implementation.html">implementation</a>
  44             </td>
  45             <td class="snnn component green">
  46               <br />
  47             </td>
  48             <td class="snnn component green">
  49               <br />
  50             </td>
  51             <td class="ssnn component green">
  52               <br />
  53             </td>
  54           </tr>
  55           <tr>
  56             <td class="snns sky">
  57               <br />
  58             </td>
  59             <td class="snns magenta">
  60               <br />
  61             </td>
  62             <td class="snns orange">
  63               <br />
  64             </td>
  65             <td class="snns green">
  66               <a href="http://lambdadelta.info/version_2.html">Version 2</a>
  67             </td>
  68             <td class="snnn green">
  69               <a href="http://lambdadelta.info/ground_2.html">Background</a>
  70             </td>
  71             <td class="snnn green">
  72               <a href="http://lambdadelta.info/basic_2.html">Core</a>
  73             </td>
  74             <td class="ssnn green">
  75               <a href="http://lambdadelta.info/apps_2.html">Applications</a>
  76             </td>
  77           </tr>
  78           <tr>
  79             <td class="nnss sky">
  80               <br />
  81             </td>
  82             <td class="nnss magenta">
  83               <br />
  84             </td>
  85             <td class="nnss orange">
  86               <br />
  87             </td>
  88             <td class="snss green">
  89               <a href="http://lambdadelta.info/version_1.html">Version 1</a>
  90             </td>
  91             <td class="snsn green">
  92               <br />
  93             </td>
  94             <td class="snsn green">
  95               <br />
  96             </td>
  97             <td class="sssn green">
  98               <br />
  99             </td>
 100           </tr>
 101         </tbody>
 102       </table>
 103     </div>
 104
 105    <div xmlns:ld="http://lambdadelta.info/" class="head2dx" id="foreword">Formats <img class="icon37" alt="[spacer]" title="lambdadelta butterfly" src="http://lambdadelta.info/images/b6.png" />
 106     </div>
 107    <div xmlns:ld="http://lambdadelta.info/" class="text">
 108       The formal specification of λδ version 1
 109       is available in the following formats:
 110       <ul id="source">
 111         <li>
 112          <a href="http://lambdadelta.info/download/lambdadelta_1.tar.gz">lambdadelta_1 for Coq 7.3.1</a>
 113          (revised <span class="date">2012-10</span>).
 114          Source scripts.
 115          <a href="http://lambdadelta.info/implementation.html#bibtex">BibTeX entry</a>
 116       </li>
 117       </ul>
 118       <ul id="static">
 119         <li>
 120          <a href="http://lambdadelta.info/static/matita/lambdadelta/">lambdadelta_1 for Matita 0.5"</a>
 121          (revised <span class="date">2011-09</span>).
 122          Static HTML pages generated by the <a href="http://helm.cs.unibo.it/">HELM</a> rendering engine.
 123          <ul>
 124             <li>
 125                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/pr3/pr3/pr3_confluence.con.html">
 126                   Confluence of reduction</a>
 127                (Church-Rosser property).
 128             </li>
 129             <li>
 130                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/props/ty3_correct.con.html">
 131                   Correctness of types</a>.
 132             </li>
 133             <li>
 134                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/props/ty3_unique.con.html">
 135                   Uniqueness of types up to conversion</a>.
 136             </li>
 137             <li>
 138                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/pr3/ty3_sred_pr3.con.html">
 139                   Subject reduction of the type assignment</a>.
 140             </li>
 141             <li>
 142                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/arity_props/ty3_sn3.con.html">
 143                   Strong normalization of the typed terms</a>.
 144             </li>
 145             <li>
 146                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/dec/ty3_inference.con.html">
 147                   Decidability of the type inference problem</a>.
 148             </li>
 149          </ul>
 150       </li>
 151       </ul>
 152       <ul id="dynamic">
 153         <li>
 154          <a href="http://mowgli.cs.unibo.it:58080/apply?keys=RT&amp;xmluri=http://helm.cs.unibo.it/helm//html/folder/index.html&amp;prop.media-type=text/html&amp;param.thmedia-type=text/html&amp;param.thkeys=T1%2CT2%2CL%2CE&amp;param.embedkeys=d_c%2CTC1%2CHC2%2CL&amp;param.thencoding=UTF-8&amp;prop.encoding=UTF-8&amp;prop.doctype-public=-//W3C//DTD%20XHTML%201.0%20Transitional//EN&amp;param.doctype-public=-//W3C//DTD%20XHTML%201.0%20Transitional//EN&amp;param.encoding=UTF-8&amp;param.media-type=text/html&amp;param.keys=d_c%2CC1%2CHC2%2CL&amp;profile=default&amp;param.profile=default&amp;param.CICURI=theory:/matita/lambdadelta/">
 155             lambdadelta_1 for Matita 0.5"</a>
 156          (revised <span class="date">2011-09</span>).
 157          <a href="http://helm.cs.unibo.it/">HELM</a> directory.
 158          <span class="date">Notice: the HELM rendering engine is offline.</span>
 159       </li>
 160       </ul>
 161    </div>
 162
 163    <div class="spacer">
 164       <img class="rule" alt="[Spacer]" title="lambdadelta rainbow rule" src="http://lambdadelta.info/images/rainbow.png" />
 165     </div>
 166     <div xmlns:ld="http://lambdadelta.info/" class="spacer">
 167       <br />
 168     </div>
 169     <div xmlns:ld="http://lambdadelta.info/" class="spacer">
 170       <a href="http://validator.w3.org/check?uri=referer">
 171         <img class="w3c" alt="[Valid XHTML 1.1]" title="Valid XHTML 1.1" src="http://www.w3.org/Icons/valid-xhtml11-blue" />
 172       </a>
 173       <a href="http://jigsaw.w3.org/css-validator/check/referer">
 174         <img class="w3c" alt="[Valid CSS level 2]" title="Valid CSS level 2" src="http://www.w3.org/Icons/valid-css2-blue" />
 175       </a>
 176       <a href="http://www.w3.org/XML/">
 177         <img class="w3c" alt="[Generated from XML via XSL]" title="Generated from XML via XSL" src="http://lambdadelta.info/images/xml_xsl2.png" />
 178       </a>
 179       <a href="http://www.w3.org/Graphics/PNG/">
 180         <img class="w3c" alt="[PNG used here]" title="PNG used here" src="http://lambdadelta.info/images/PNGnow2.png" />
 181       </a>
 182       <a href="http://www.anybrowser.org/campaign/">
 183         <img class="w3c" alt="[Viewable with any browser]" title="Viewable with any browser" src="http://www.anybrowser.org/campaign/bvgraphics/abtfile.png" />
 184       </a>
 185     </div>
 186     <div xmlns:ld="http://lambdadelta.info/" class="spacer">
 187       <br />
 188     </div>
 189     <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Sun, 13 Jul 2014 15:47:14 +0200</div>
 190 </body>
 191 </html>