helm/www/lambdadelta/ground_2.html

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   8     <meta name="author" content="Ferruccio Guidi" />
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  22     <div class="head1">cic:/matita/lambdadelta/ground_2/ (background for λδ version 2)</div>
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  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/specification.html">specification</a>
  44             </td>
  45             <td class="snnn capitalize italic green">
  46               <br />
  47             </td>
  48             <td class="ssns capitalize italic green">
  49               <a href="http://lambdadelta.info/implementation.html">implementation</a>
  50             </td>
  51           </tr>
  52           <tr>
  53             <td class="snns capitalize sky">
  54               <a href="http://lambdadelta.info/index.html#foreword">foreword</a>
  55             </td>
  56             <td class="snns capitalize magenta">
  57               <a href="http://lambdadelta.info/news.html#milestones">milestones</a>
  58             </td>
  59             <td class="snns capitalize orange">
  60               <a href="http://lambdadelta.info/documentation.html#v2">version 2</a>
  61             </td>
  62             <td class="snns capitalize green">
  63               <a href="http://lambdadelta.info/specification.html#v2">version 2</a>
  64             </td>
  65             <td class="snnn capitalize 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>
  66             <td class="ssns capitalize green">
  67               <a href="http://lambdadelta.info/implementation.html#lddl">library</a>
  68             </td>
  69           </tr>
  70           <tr>
  71             <td class="snss capitalize sky">
  72               <a href="http://lambdadelta.info/index.html#citations">citations</a>
  73             </td>
  74             <td class="snss capitalize magenta">
  75               <a href="http://lambdadelta.info/news.html#visibility">visibility</a>
  76             </td>
  77             <td class="snss capitalize orange">
  78               <a href="http://lambdadelta.info/documentation.html#v1">version 1</a>
  79             </td>
  80             <td class="snss capitalize green">
  81               <a href="http://lambdadelta.info/specification.html#v1">version 1</a>
  82             </td>
  83             <td class="snsn capitalize green">
  84               <br />
  85             </td>
  86             <td class="ssss capitalize green">
  87               <a href="http://lambdadelta.info/implementation.html#helena">helena</a>
  88             </td>
  89           </tr>
  90         </tbody>
  91       </table>
  92     </div>
  93
  94    <div xmlns:ld="http://lambdadelta.info/" class="head2dx" id="summary">Summary of the Specification <img class="icon37" alt="[spacer]" title="lambdadelta butterfly" src="http://lambdadelta.info/images/b4.png" />
  95     </div>
  96    <div xmlns:ld="http://lambdadelta.info/" class="text">Here is a numerical acount of the specification's contents
  97          and its timeline.
  98    </div>
  99    <div xmlns:ld="http://lambdadelta.info/" class="text">
 100       <table cellpadding="4" cellspacing="0">
 101         <tbody>
 102           <tr>
 103             <td class="snns capitalize italic gray">category</td>
 104             <td class="snns italic gray">objects</td>
 105             <td class="snnn right italic gray">
 106               <br />
 107             </td>
 108             <td class="snnn italic gray">
 109               <br />
 110             </td>
 111             <td class="snnn right italic gray">
 112               <br />
 113             </td>
 114             <td class="snnn italic gray">
 115               <br />
 116             </td>
 117             <td class="ssnn right italic gray">
 118               <br />
 119             </td>
 120           </tr>
 121           <tr>
 122             <td class="snns capitalize italic cyan">sizes</td>
 123             <td class="snns italic cyan">files</td>
 124             <td class="snnn right italic cyan">30</td>
 125             <td class="snns italic cyan">characters</td>
 126             <td class="snnn right italic cyan">68581</td>
 127             <td class="snns italic cyan">nodes</td>
 128             <td class="ssnn right italic cyan">62380</td>
 129           </tr>
 130           <tr>
 131             <td class="snns capitalize italic green">propositions</td>
 132             <td class="snns italic green">theorems</td>
 133             <td class="snnn right italic green">2</td>
 134             <td class="snns italic green">lemmas</td>
 135             <td class="snnn right italic green">187</td>
 136             <td class="snns italic green">total</td>
 137             <td class="ssnn right italic green">189</td>
 138           </tr>
 139           <tr>
 140             <td class="snss capitalize italic yellow">concepts</td>
 141             <td class="snss italic yellow">declared</td>
 142             <td class="snsn right italic yellow">40</td>
 143             <td class="snss italic yellow">defined</td>
 144             <td class="snsn right italic yellow">25</td>
 145             <td class="snss italic yellow">total</td>
 146             <td class="sssn right italic yellow">65</td>
 147           </tr>
 148         </tbody>
 149       </table>
 150     </div>
 151    <ul xmlns:ld="http://lambdadelta.info/">
 152       <li>
 153         <span class="emph alpha">2013 November 27.</span>
 154          Natural numbers with infinity.
 155    </li>
 156     </ul>
 157    <ul xmlns:ld="http://lambdadelta.info/">
 158       <li>
 159         <span class="emph alpha">2011 August 10.</span>
 160          Specification starts.
 161    </li>
 162     </ul>
 163
 164    <div xmlns:ld="http://lambdadelta.info/" class="head2dx" id="structure">Logical Structure of the Specification <img class="icon37" alt="[spacer]" title="lambdadelta butterfly" src="http://lambdadelta.info/images/b4.png" />
 165     </div>
 166    <div xmlns:ld="http://lambdadelta.info/" class="text">This table reports the specification's components and their planes.
 167    </div>
 168    <div xmlns:ld="http://lambdadelta.info/" class="text">
 169       <table cellpadding="4" cellspacing="0">
 170         <tbody>
 171           <tr>
 172             <td class="snns top capitalize italic gray">component</td>
 173             <td class="snns top italic gray">plane</td>
 174             <td class="snns top gray">files</td>
 175             <td class="snnn top gray">
 176               <br />
 177             </td>
 178             <td class="snnn top gray">
 179               <br />
 180             </td>
 181             <td class="snnn top gray">
 182               <br />
 183             </td>
 184             <td class="snnn top gray">
 185               <br />
 186             </td>
 187             <td class="snnn top gray">
 188               <br />
 189             </td>
 190             <td class="snnn top gray">
 191               <br />
 192             </td>
 193             <td class="snnn top gray">
 194               <br />
 195             </td>
 196             <td class="ssnn top gray">
 197               <br />
 198             </td>
 199           </tr>
 200           <tr>
 201             <td class="snns top capitalize italic yellow">natural numbers with infinity</td>
 202             <td class="snns top italic yellow" />
 203             <td class="snns top yellow">ynat ( ∞ )</td>
 204             <td class="snnn top yellow">ynat_pred ( ⫰? )</td>
 205             <td class="snnn top yellow">ynat_succ ( ⫯? )</td>
 206             <td class="snnn top yellow">ynat_le ( ? ≤ ? )</td>
 207             <td class="snnn top yellow">ynat_lt ( ? &lt; ? )</td>
 208             <td class="snnn top yellow">ynat_minus ( ? - ? )</td>
 209             <td class="snnn top yellow">ynat_plus ( ? + ? )</td>
 210             <td class="snnn top yellow">ynat_max</td>
 211             <td class="ssnn top yellow">ynat_min</td>
 212           </tr>
 213           <tr>
 214             <td class="snns top capitalize italic orange">extensions to the library</td>
 215             <td class="snns top italic orange" />
 216             <td class="snns top orange">star</td>
 217             <td class="snnn top orange">lstar</td>
 218             <td class="snnn top orange">bool ( Ⓕ ) ( Ⓣ )</td>
 219             <td class="snnn top orange">arith ( ?^? )</td>
 220             <td class="snnn top orange">list ( ◊ ) ( ? @ ? ) ( {?,?} @ ? ) ( ? @@ ? ) ( |?| )</td>
 221             <td class="snnn top orange">
 222               <br />
 223             </td>
 224             <td class="snnn top orange">
 225               <br />
 226             </td>
 227             <td class="snnn top orange">
 228               <br />
 229             </td>
 230             <td class="ssnn top orange">
 231               <br />
 232             </td>
 233           </tr>
 234           <tr>
 235             <td class="snss top capitalize italic red">generated logical decomposables</td>
 236             <td class="snss top italic red" />
 237             <td class="snss top red">xoa ( ∃∃ ) ( ∨∨ ) ( ∧∧ )</td>
 238             <td class="snsn top red">xoa_props ( ⊥ ) ( ⊤ )</td>
 239             <td class="snsn top red">
 240               <br />
 241             </td>
 242             <td class="snsn top red">
 243               <br />
 244             </td>
 245             <td class="snsn top red">
 246               <br />
 247             </td>
 248             <td class="snsn top red">
 249               <br />
 250             </td>
 251             <td class="snsn top red">
 252               <br />
 253             </td>
 254             <td class="snsn top red">
 255               <br />
 256             </td>
 257             <td class="sssn top red">
 258               <br />
 259             </td>
 260           </tr>
 261         </tbody>
 262       </table>
 263     </div>
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 291     <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Tue, 04 Nov 2014 16:28:52 +0100</div>
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