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+ <meta http-equiv="Content-Style-Type" content="text/css" />
+ <meta name="author" content="Ferruccio Guidi" />
+ <meta name="description" content="\lambda\delta home page" />
+ <title>\lambda\delta home page</title>
+ <link rel="stylesheet" type="text/css" href="http://lambdadelta.info/css/ld_web.css" />
+ <link rel="stylesheet" type="text/css" href="http://lambdadelta.info/css/lddl.css" />
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+ <div class="spacer">
+ <a href="http://lambdadelta.info/">
+ <img class="icon32" alt="[lambdadelta home]" title="lambdadelta home" src="http://lambdadelta.info/images/crux_32.png" />
+ </a>
+ </div>
+ <div class="head1">cic:/BOLOGNA/lambdadelta/ground_1/ (background for λδ version 1)</div>
+ <div class="spacer">
+ <img class="rule" alt="[Spacer]" title="lambdadelta rainbow rule" src="http://lambdadelta.info/images/rainbow.png" />
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="spacer">
+ <br />
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="text">
+ <table cellpadding="4" cellspacing="0">
+ <tbody>
+ <tr>
+ <td class="snns capitalize italic sky">
+ <a href="http://lambdadelta.info/index.html">home</a>
+ </td>
+ <td class="snns capitalize italic magenta">
+ <a href="http://lambdadelta.info/news.html">news</a>
+ </td>
+ <td class="snns capitalize italic orange">
+ <a href="http://lambdadelta.info/documentation.html">documentation</a>
+ </td>
+ <td class="snns capitalize italic green">
+ <a href="http://lambdadelta.info/specification.html">specification</a>
+ </td>
+ <td class="snnn capitalize italic green">
+ <br />
+ </td>
+ <td class="snnn capitalize italic green">
+ <br />
+ </td>
+ <td class="snns capitalize italic green">
+ <a href="http://lambdadelta.info/implementation.html">implementation</a>
+ </td>
+ <td class="ssnn capitalize italic green">
+ <br />
+ </td>
+ </tr>
+ <tr>
+ <td class="snns capitalize sky">
+ <a href="http://lambdadelta.info/index.html#foreword">foreword</a>
+ </td>
+ <td class="snns capitalize magenta">
+ <a href="http://lambdadelta.info/news.html#milestones">milestones</a>
+ </td>
+ <td class="snns capitalize orange">
+ <a href="http://lambdadelta.info/documentation.html#v2">version 2</a>
+ </td>
+ <td class="snns capitalize green">
+ <a href="http://lambdadelta.info/specification.html#v2">version 2</a>
+ </td>
+ <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>
+ <td class="snnn capitalize green">
+ <br />
+ </td>
+ <td class="snns capitalize green">
+ <a href="http://lambdadelta.info/implementation.html#lddl">library</a>
+ </td>
+ <td class="ssnn capitalize green">(<a href="http://lambdadelta.info/static/lddl/">static LDDL directory</a>)</td>
+ </tr>
+ <tr>
+ <td class="snss capitalize sky">
+ <a href="http://lambdadelta.info/index.html#citations">citations</a>
+ </td>
+ <td class="snss capitalize magenta">
+ <a href="http://lambdadelta.info/news.html#visibility">visibility</a>
+ </td>
+ <td class="snss capitalize orange">
+ <a href="http://lambdadelta.info/documentation.html#v1">version 1</a>
+ </td>
+ <td class="snss capitalize green">
+ <a href="http://lambdadelta.info/specification.html#v1">version 1</a>
+ </td>
+ <td class="snsn capitalize green">(<a href="http://lambdadelta.info/ground_1.html">background</a> - <a href="http://lambdadelta.info/basic_1.html">core</a>)</td>
+ <td class="snsn capitalize green">(<a href="http://lambdadelta.info/static/matita/lambdadelta/">static HELM directory</a>)</td>
+ <td class="snss capitalize green">
+ <a href="http://lambdadelta.info/implementation.html#helena">helena</a>
+ </td>
+ <td class="sssn capitalize green">
+ <br />
+ </td>
+ </tr>
+ </tbody>
+ </table>
+ </div>
+ <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/b6.png" />
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="text">Here is a numerical account of the specification's contents
+ and its timeline.
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="text">
+ <table cellpadding="4" cellspacing="0">
+ <tbody>
+ <tr>
+ <td class="snns capitalize italic gray">category</td>
+ <td class="snns italic gray">objects</td>
+ <td class="snnn right italic gray">
+ <br />
+ </td>
+ <td class="snnn italic gray">
+ <br />
+ </td>
+ <td class="snnn right italic gray">
+ <br />
+ </td>
+ <td class="snnn italic gray">
+ <br />
+ </td>
+ <td class="ssnn right italic gray">
+ <br />
+ </td>
+ </tr>
+ <tr>
+ <td class="snns capitalize italic cyan">sizes</td>
+ <td class="snns italic cyan">files</td>
+ <td class="snnn right italic cyan">10</td>
+ <td class="snns italic cyan">characters</td>
+ <td class="snnn right italic cyan">15063</td>
+ <td class="snns italic cyan">nodes</td>
+ <td class="ssnn right italic cyan" />
+ </tr>
+ <tr>
+ <td class="snns capitalize italic green">propositions</td>
+ <td class="snns italic green">theorems</td>
+ <td class="snnn right italic green">0</td>
+ <td class="snns italic green">lemmas</td>
+ <td class="snnn right italic green">50</td>
+ <td class="snns italic green">total</td>
+ <td class="ssnn right italic green">50</td>
+ </tr>
+ <tr>
+ <td class="snss capitalize italic yellow">concepts</td>
+ <td class="snss italic yellow">declared</td>
+ <td class="snsn right italic yellow">24</td>
+ <td class="snss italic yellow">defined</td>
+ <td class="snsn right italic yellow">4</td>
+ <td class="snss italic yellow">total</td>
+ <td class="sssn right italic yellow">28</td>
+ </tr>
+ </tbody>
+ </table>
+ </div>
+ <ul xmlns:ld="http://lambdadelta.info/">
+ <li>
+ <span class="emph delta">January 2015.</span>
+ Update with backports from the abandoned specification of λδ version 2.
+ </li>
+ </ul>
+ <ul xmlns:ld="http://lambdadelta.info/">
+ <li>
+ <span class="emph delta">May 2008.</span>
+ Specification is concluded.
+ </li>
+ </ul>
+ <ul xmlns:ld="http://lambdadelta.info/">
+ <li>
+ <span class="emph alpha">May 2004.</span>
+ Specification starts.
+ </li>
+ </ul>
+ <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/b6.png" />
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="text">This table reports the specification's components and their planes.
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="text">
+ <table cellpadding="4" cellspacing="0">
+ <tbody>
+ <tr>
+ <td class="snns top capitalize italic gray">component</td>
+ <td class="snns top italic gray">plane</td>
+ <td class="snns top gray">files</td>
+ <td class="snnn top gray">
+ <br />
+ </td>
+ <td class="snnn top gray">
+ <br />
+ </td>
+ <td class="ssnn top gray">
+ <br />
+ </td>
+ </tr>
+ <tr>
+ <td class="snns top capitalize italic yellow">extensions to the library</td>
+ <td class="snns top italic yellow" />
+ <td class="snns top yellow">
+ <a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_hints.txt">bg_hints</a>
+ </td>
+ <td class="snnn top yellow">
+ <a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_blt.txt">bg_blt</a>
+ </td>
+ <td class="snnn top yellow">
+ <a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_plist.txt">bg_plist</a>
+ </td>
+ <td class="ssnn top yellow">
+ <br />
+ </td>
+ </tr>
+ <tr>
+ <td class="snns top capitalize italic orange">generated logical decomposables</td>
+ <td class="snns top italic orange" />
+ <td class="snns top orange">
+ <a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_types.txt">bg_types</a>
+ </td>
+ <td class="snnn top orange">
+ <a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_props.txt">bg_props</a>
+ </td>
+ <td class="snnn top orange">
+ <br />
+ </td>
+ <td class="ssnn top orange">
+ <br />
+ </td>
+ </tr>
+ <tr>
+ <td class="snss top capitalize italic red">preamble</td>
+ <td class="snss top italic red" />
+ <td class="snss top red">
+ <a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_require.txt">bg_require</a>
+ </td>
+ <td class="snsn top red">
+ <a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_rewrite.txt">bg_rewrite</a>
+ </td>
+ <td class="snsn top red">
+ <a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_tactics.txt">bg_tactics</a>
+ </td>
+ <td class="sssn top red">
+ <a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_subst.txt">bg_subst</a>
+ </td>
+ </tr>
+ </tbody>
+ </table>
+ </div>
+ <div class="spacer">
+ <img class="rule" alt="[Spacer]" title="lambdadelta rainbow rule" src="http://lambdadelta.info/images/rainbow.png" />
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="spacer">
+ <br />
+ </div>
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+ <img class="w3c" alt="[Valid CSS level 2]" title="Valid CSS level 2" src="http://www.w3.org/Icons/valid-css2-blue" />
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+ <div xmlns:ld="http://lambdadelta.info/" class="spacer">
+ <br />
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Wed, 21 Jan 2015 17:13:08 +0100</div>
+ </body>
+</html>