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  22     <div class="head1">The Formal System λδ version 1</div>
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  34               <a href="http://lambdadelta.info/index.html">home</a>
  35             </td>
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  37               <a href="http://lambdadelta.info/news.html">news</a>
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  40               <a href="http://lambdadelta.info/documentation.html">documentation</a>
  41             </td>
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  43               <a href="http://lambdadelta.info/implementation.html">implementation</a>
  44             </td>
  45             <td class="ssnn component green">(<a href="http://lambdadelta.info/implementation.html#specifications">specifications</a>
  46               <a href="http://lambdadelta.info/implementation.html#lddl">library</a>
  47               <a href="http://lambdadelta.info/implementation.html#helena">Helena</a>)</td>
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  51               <a href="http://lambdadelta.info/index.html#foreword">Foreword</a>
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  54               <a href="http://lambdadelta.info/news.html#milestones">Milestones</a>
  55             </td>
  56             <td class="snns orange">
  57               <a href="http://lambdadelta.info/documentation.html#v2">Version 2</a>
  58             </td>
  59             <td class="snns green">
  60               <a href="http://lambdadelta.info/version_2.html">Version 2</a>
  61             </td>
  62             <td class="ssnn green">
  63               <a href="http://lambdadelta.info/ground_2.html">Background</a>
  64               <a href="http://lambdadelta.info/basic_2.html">Core</a>
  65               <a href="http://lambdadelta.info/apps_2.html">Applications</a>
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  70               <a href="http://lambdadelta.info/index.html#notice">Notice</a>
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  73               <a href="http://lambdadelta.info/news.html#visibility">Visibility</a>
  74             </td>
  75             <td class="snss orange">
  76               <a href="http://lambdadelta.info/documentation.html#v1">Version 1</a>
  77             </td>
  78             <td class="snss green">
  79               <a href="http://lambdadelta.info/version_1.html">Version 1</a>
  80             </td>
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  88
  89    <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" />
  90     </div>
  91    <div xmlns:ld="http://lambdadelta.info/" class="text">
  92       The formal specification of λδ version 1
  93       is available in the following formats:
  94       <ul id="source">
  95         <li>
  96          <a href="http://lambdadelta.info/download/lambdadelta_1.tar.gz">lambdadelta_1 for Coq 7.3.1</a>
  97          (revised <span class="date">2012-10</span>).
  98          Source scripts.
  99       </li>
 100       </ul>
 101       <ul id="static">
 102         <li>
 103          <a href="http://lambdadelta.info/static/matita/lambdadelta/">lambdadelta_1 for Matita 0.5"</a>
 104          (revised <span class="date">2011-09</span>).
 105          Static HTML pages generated by the <a href="http://helm.cs.unibo.it/">HELM</a> rendering engine.
 106          <ul>
 107             <li>
 108                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/pr3/pr3/pr3_confluence.con.html">
 109                   Confluence of reduction</a>
 110                (Church-Rosser property).
 111             </li>
 112             <li>
 113                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/props/ty3_correct.con.html">
 114                   Correctness of types</a>.
 115             </li>
 116             <li>
 117                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/props/ty3_unique.con.html">
 118                   Uniqueness of types up to conversion</a>.
 119             </li>
 120             <li>
 121                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/pr3/ty3_sred_pr3.con.html">
 122                   Subject reduction of the type assignment</a>.
 123             </li>
 124             <li>
 125                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/arity_props/ty3_sn3.con.html">
 126                   Strong normalization of the typed terms</a>.
 127             </li>
 128             <li>
 129                <a href="http://lambdadelta.info/static/matita/lambdadelta/basic_1/ty3/dec/ty3_inference.con.html">
 130                   Decidability of the type inference problem</a>.
 131             </li>
 132          </ul>
 133       </li>
 134       </ul>
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 138             lambdadelta_1 for Matita 0.5"</a>
 139          (revised <span class="date">2011-09</span>).
 140          <a href="http://helm.cs.unibo.it/">HELM</a> directory.
 141          <span class="date">Notice: the HELM rendering engine is offline.</span>
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 172     <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Sun, 20 Jul 2014 15:02:32 +0200</div>
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