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   8     <meta name="author" content="Ferruccio Guidi" />
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  22     <div class="head1">The Formal System λδ (\lambda\delta)</div>
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  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 capitalize italic sky">
  34               <a href="http://lambdadelta.info/index.html">home</a>
  35             </td>
  36             <td class="snns capitalize italic magenta">
  37               <a href="http://lambdadelta.info/news.html">news</a>
  38             </td>
  39             <td class="snns capitalize italic orange">
  40               <a href="http://lambdadelta.info/documentation.html">documentation</a>
  41             </td>
  42             <td class="snns capitalize italic green">
  43               <a href="http://lambdadelta.info/implementation.html">implementation</a>
  44             </td>
  45             <td class="ssnn capitalize italic green">(<a href="http://lambdadelta.info/implementation.html#specifications">specifications</a> - <a href="http://lambdadelta.info/implementation.html#lddl">library</a> - <a href="http://lambdadelta.info/implementation.html#helena">Helena</a>)</td>
  46           </tr>
  47           <tr>
  48             <td class="snns sky">
  49               <a href="http://lambdadelta.info/index.html#foreword">Foreword</a>
  50             </td>
  51             <td class="snns magenta">
  52               <a href="http://lambdadelta.info/news.html#milestones">Milestones</a>
  53             </td>
  54             <td class="snns orange">
  55               <a href="http://lambdadelta.info/documentation.html#v2">Version 2</a>
  56             </td>
  57             <td class="snns green">
  58               <a href="http://lambdadelta.info/version_2.html">Version 2</a>
  59             </td>
  60             <td class="ssnn green">(<a href="http://lambdadelta.info/ground_2.html">Background</a> - <a href="http://lambdadelta.info/basic_2.html">Core</a> - <a href="http://lambdadelta.info/apps_2.html">Applications</a>)</td>
  61           </tr>
  62           <tr>
  63             <td class="snss sky">
  64               <a href="http://lambdadelta.info/index.html#notice">Notice</a>
  65             </td>
  66             <td class="snss magenta">
  67               <a href="http://lambdadelta.info/news.html#visibility">Visibility</a>
  68             </td>
  69             <td class="snss orange">
  70               <a href="http://lambdadelta.info/documentation.html#v1">Version 1</a>
  71             </td>
  72             <td class="snss green">
  73               <a href="http://lambdadelta.info/version_1.html">Version 1</a>
  74             </td>
  75             <td class="sssn green">
  76               <br />
  77             </td>
  78           </tr>
  79         </tbody>
  80       </table>
  81     </div>
  82
  83    <div xmlns:ld="http://lambdadelta.info/" class="head2dx" id="bibtex">Documentation <img class="icon37" alt="[spacer]" title="lambdadelta butterfly" src="http://lambdadelta.info/images/b4.png" />
  84     </div>
  85    <div xmlns:ld="http://lambdadelta.info/" class="text">
  86       BibTeX database of λδ documentation:
  87       <a href="http://lambdadelta.info/download/lambdadelta.bib">lambdadelta.bib</a>,
  88       <a href="http://lambdadelta.info/download/lambdadelta.txt">lambdadelta.txt</a>
  89       (revised <span class="date">2014-07</span>).
  90    </div>
  91
  92    <div xmlns:ld="http://lambdadelta.info/" class="head2sn" id="v2">
  93       <img class="icon32" alt="[basic lambdadelta logo]" title="basic lambdadelta" src="http://lambdadelta.info/images/basic_32.png" /> λδ version 2 (in progress)</div>
  94    <div xmlns:ld="http://lambdadelta.info/" class="text">
  95       The main source of information is <span class="date">P8</span>.
  96    </div>
  97    <div xmlns:ld="http://lambdadelta.info/" class="text">
  98       <table cellpadding="4" cellspacing="0">
  99         <tbody>
 100           <tr>
 101             <td class="snns top" id="ldR5">
 102               <span class="date">R5.</span>
 103             </td>
 104             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/cie_2010.pdf">An Efficient Validation Procedure for the Formal System λδ</a> (<span class="date">2010-07</span>). In CiE 2010 Local Proceedings. University of Azores, CMATI Booklet, pp. 204-213. <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
 105           </tr>
 106           <tr>
 107             <td class="nnns top" />
 108             <td class="nsnn top">
 109               <br />
 110             </td>
 111           </tr>
 112           <tr>
 113             <td class="snns top" id="ldR4">
 114               <span class="date">R4.</span>
 115             </td>
 116             <td class="ssnn top">F. Guidi: <a href="http://www.informatica.unibo.it/it/ricerca/technical-report/2009/UBLCS-2009-16">Landau's "Grundlagen der Analysis" from Automath to lambda-delta</a> (<span class="date">2009-09</span>). University of Bologna, technical report UBLCS-2009-16. <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
 117           </tr>
 118           <tr>
 119             <td class="nnns top" />
 120             <td class="nsnn top">
 121               <br />
 122             </td>
 123           </tr>
 124           <tr>
 125             <td class="snns top" id="ldP8">
 126               <span class="date">P8.</span>
 127             </td>
 128             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_8s.pdf">The Formal System λδ and the "Three Problems"</a> (<span class="date">2014-06</span>). Presentation at University of Bologna (slides).</td>
 129           </tr>
 130           <tr>
 131             <td class="nnns top" />
 132             <td class="nsnn top">
 133               <br />
 134             </td>
 135           </tr>
 136           <tr>
 137             <td class="snns top" id="ldP7">
 138               <span class="date">P7.</span>
 139             </td>
 140             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_7s.pdf">An Efficient Validation Procedure for the Formal System λδ</a> (<span class="date">2010-07</span>). Presentation at CiE 2010 (slides).</td>
 141           </tr>
 142           <tr>
 143             <td class="nnns top" />
 144             <td class="nsnn top">
 145               <br />
 146             </td>
 147           </tr>
 148           <tr>
 149             <td class="snns top" id="ldP6">
 150               <span class="date">P6.</span>
 151             </td>
 152             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_6s.pdf">A Validator for the Formal System λδ</a> (revised <span class="date">2010-02</span>). Presentation at University of Bologna (slides).</td>
 153           </tr>
 154           <tr>
 155             <td class="nnns top" />
 156             <td class="nsnn top">
 157               <br />
 158             </td>
 159           </tr>
 160           <tr>
 161             <td class="snns top" id="ldV2">
 162               <span class="date">V2.</span>
 163             </td>
 164             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/version_2.html">lambdadelta_2</a> (revised <span class="date">2014-10</span>). Formal specification for the proof assistant Matita 0.99.2 (scripts). <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
 165           </tr>
 166           <tr>
 167             <td class="nnss top" />
 168             <td class="nssn top">
 169               <br />
 170             </td>
 171           </tr>
 172         </tbody>
 173       </table>
 174     </div>
 175
 176    <div xmlns:ld="http://lambdadelta.info/" class="head2sn" id="v1">
 177       <img class="icon32" alt="[basic lambdadelta logo]" title="basic lambdadelta" src="http://lambdadelta.info/images/basic_32.png" /> λδ version 1 (dismissed)</div>
 178    <div xmlns:ld="http://lambdadelta.info/" class="text">
 179       The main source of information is <span class="date">J1</span>.
 180       A summary is available in <span class="date">P5</span>.
 181    </div>
 182    <div xmlns:ld="http://lambdadelta.info/" class="text">
 183       <table cellpadding="4" cellspacing="0">
 184         <tbody>
 185           <tr>
 186             <td class="snns top" id="ldJ1">
 187               <span class="date">J1.</span>
 188             </td>
 189             <td class="ssnn top">F. Guidi: <a href="http://doi.acm.org/10.1145/1614431.1614436">The Formal System λδ</a> (<span class="date">2009-11</span>). In In ACM ToCL 11(1), pp. 5:1-5:37 ( <a href="http://tocl.acm.org/accepted/335guidi.pdf">accepted</a>
 190               <span class="date">2008-07</span>). CoRR identifier <a href="http://arxiv.org/abs/cs/0611040">cs/0611040</a> [v10] (revised <span class="date">2008-09</span>). <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
 191           </tr>
 192           <tr>
 193             <td class="nnns top" />
 194             <td class="nsnn top">
 195               <br />
 196             </td>
 197           </tr>
 198           <tr>
 199             <td class="snns top" id="ldR3">
 200               <span class="date">R3.</span>
 201             </td>
 202             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/cie_2007.pdf">Lambda Types on the Lambda Calculus with Abbreviations</a> (<span class="date">2007-06</span>). In CiE 2007 Local Proceedings. University of Siena, technical report 487, p. 387 (abstract of a presentation). <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
 203           </tr>
 204           <tr>
 205             <td class="nnns top" />
 206             <td class="nsnn top">
 207               <br />
 208             </td>
 209           </tr>
 210           <tr>
 211             <td class="snns top" id="ldR2">
 212               <span class="date">R2.</span>
 213             </td>
 214             <td class="ssnn top">F. Guidi: <a href="http://www.informatica.unibo.it/it/ricerca/technical-report/2006/UBLCS-2006-25">Lambda Types on the Lambda Calculus with Abbreviations</a> (<span class="date">2006-11</span>). University of Bologna, technical report UBLCS-2006-25. <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
 215           </tr>
 216           <tr>
 217             <td class="nnns top" />
 218             <td class="nsnn top">
 219               <br />
 220             </td>
 221           </tr>
 222           <tr>
 223             <td class="snns top" id="ldR1">
 224               <span class="date">R1.</span>
 225             </td>
 226             <td class="ssnn top">F. Guidi: <a href="http://www.informatica.unibo.it/it/ricerca/technical-report/2006/UBLCS-2006-01">Lambda Types on the Lambda Calculus with Abbreviations: a Certified Specification</a> (<span class="date">2006-01</span>). University of Bologna, technical report UBLCS-2006-01. <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
 227           </tr>
 228           <tr>
 229             <td class="nnns top" />
 230             <td class="nsnn top">
 231               <br />
 232             </td>
 233           </tr>
 234           <tr>
 235             <td class="snns top" id="ldP5">
 236               <span class="date">P5.</span>
 237             </td>
 238             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_5s.pdf">The Formal System λδ</a> (<span class="date">2008-10</span>). Presentation at Advances in Constructive Topology and Logical Foundations (slides).</td>
 239           </tr>
 240           <tr>
 241             <td class="nnns top" />
 242             <td class="nsnn top">
 243               <br />
 244             </td>
 245           </tr>
 246           <tr>
 247             <td class="snns top" id="ldP4">
 248               <span class="date">P4.</span>
 249             </td>
 250             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_4s.pdf">Towards the Unification of Terms, Types and Contexts</a> (<span class="date">2008-03</span>). Presentation at Types 2008 (slides).</td>
 251           </tr>
 252           <tr>
 253             <td class="nnns top" />
 254             <td class="nsnn top">
 255               <br />
 256             </td>
 257           </tr>
 258           <tr>
 259             <td class="snns top" id="ldP3">
 260               <span class="date">P3.</span>
 261             </td>
 262             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_3s.pdf">Lambda Types on the Lambda Calculus with Abbreviations</a> (<span class="date">2007-06</span>). Presentation at CiE 2007 (slides).</td>
 263           </tr>
 264           <tr>
 265             <td class="nnns top" />
 266             <td class="nsnn top">
 267               <br />
 268             </td>
 269           </tr>
 270           <tr>
 271             <td class="snns top" id="ldP2">
 272               <span class="date">P2.</span>
 273             </td>
 274             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_2s.pdf">Lambda Tipi sul Lambda Calcolo con Abbreviazioni</a> (<span class="date">2007-01</span>). Presentation at University of Padova (slides <span class="date">in Italian</span>).</td>
 275           </tr>
 276           <tr>
 277             <td class="nnns top" />
 278             <td class="nsnn top">
 279               <br />
 280             </td>
 281           </tr>
 282           <tr>
 283             <td class="snns top" id="ldP1">
 284               <span class="date">P1.</span>
 285             </td>
 286             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_1s.pdf">Lambda Tipi sul Lambda Calcolo con Abbreviazioni: una Specifica Certificata</a> (<span class="date">2005-12</span>). Presentation at University of Bologna (slides <span class="date">in Italian</span>).</td>
 287           </tr>
 288           <tr>
 289             <td class="nnns top" />
 290             <td class="nsnn top">
 291               <br />
 292             </td>
 293           </tr>
 294           <tr>
 295             <td class="snns top" id="ldV1">
 296               <span class="date">V1.</span>
 297             </td>
 298             <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/version_1.html">lambdadelta_1</a> (revised <span class="date">2012-10</span>). Formal specification for the proof assistant Coq 7.3.1 (scripts). <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
 299           </tr>
 300           <tr>
 301             <td class="nnss top" />
 302             <td class="nssn top">
 303               <br />
 304             </td>
 305           </tr>
 306         </tbody>
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 336     <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Sun, 05 Oct 2014 16:38:32 +0200</div>
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