helm/www/lambdadelta/ground_1.html

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   3 <html xmlns="http://www.w3.org/1999/xhtml" xmlns:ld="http://lambdadelta.info/" dir="ltr" lang="en-us"><head><meta http-equiv="Content-Language" content="en-us"/><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/><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"/><link rel="stylesheet" type="text/css" href="http://lambdadelta.info/css/xhtbl.css"/><link rel="shortcut icon" href="http://lambdadelta.info/images/crux_16.ico"/></head><body lang="en-US"><div class="spacer"><a href="http://lambdadelta.info/"><img class="icon32" alt="[\lambda\delta home]" title="\lambda\delta 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="\lambda\delta rainbow rule" src="http://lambdadelta.info/images/rainbow.png"/></div><div class="spacer"><br/></div><div class="text"><table cellpadding="4" cellspacing="0"><tbody><tr><td class="snns capitalize italic sky"><a href="http://lambdadelta.info/home.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 white"><a href="http://lambdadelta.info/specification.html">specification</a></td><td class="snnn capitalize italic white"><br/></td><td class="snnn capitalize italic white"><br/></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/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/home.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 white"><a href="http://lambdadelta.info/specification.html#v2">version 2</a></td><td class="snnn capitalize white">(<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 white"><br/></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/implementation.html#helena">helena</a></td><td class="ssnn capitalize green"><a href="http://lambdadelta.info/osn/">Open Symbolic Notation (OSN)</a></td></tr><tr><td class="snss capitalize sky"><a href="http://lambdadelta.info/home.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 white"><a href="http://lambdadelta.info/specification.html#v1">version 1</a></td><td class="snsn capitalize white">(<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 white">(<a href="http://lambdadelta.info/static/matita/lambdadelta/">static HELM directory</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/implementation.html#lddl">library</a></td><td class="sssn capitalize green">(<a href="http://lambdadelta.info/static/lddl/">static LDDL directory</a>)</td></tr></tbody></table></div><div class="head2dx" id="summary">Summary of the Specification <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b6.png"/></div><div class="text">Here is a numerical account of the specification's contents
   4          and its timeline.
   5    </div><div 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">14881</td></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><li><span class="emph delta">January 2015.</span>
   6       Update with backports from the abandoned specification of λδ version 2.
   7    </li></ul><ul><li><span class="emph delta">May 2008.</span>
   8       Specification is concluded.
   9    </li></ul><ul><li><span class="emph alpha">May 2004.</span>
  10       Specification starts.
  11    </li></ul><div class="head2dx" id="structure">Logical Structure of the Specification <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b6.png"/></div><div class="text">This table reports the specification's components and their planes.
  12    </div><div 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 grass">multiple relocation</td><td class="snns top italic grass"/><td class="snns top grass"><a href="http://lambdadelta.info/static/coq/lambdadelta/ground_1/bg_plist.txt">bg_plist</a></td><td class="snnn top grass"><br/></td><td class="snnn top grass"><br/></td><td class="ssnn top grass"><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"><br/></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="\lambda\delta rainbow rule" src="http://lambdadelta.info/images/rainbow.png"/></div><div class="spacer"><br/></div><div class="spacer"><a href="http://validator.w3.org/check?uri=referer"><img class="w3c" alt="[Valid XHTML 1.1]" title="Valid XHTML 1.1" src="http://www.w3.org/Icons/valid-xhtml11-blue"/></a><a href="http://jigsaw.w3.org/css-validator/check/referer"><img class="w3c" alt="[Valid CSS level 2]" title="Valid CSS level 2" src="http://www.w3.org/Icons/valid-css2-blue"/></a><a href="http://www.w3.org/XML/"><img class="w3c" alt="[Generated from XML via XSL]" title="Generated from XML via XSL" src="http://lambdadelta.info/images/xml_xsl2.png"/></a><a href="http://www.w3.org/Graphics/PNG/"><img class="w3c" alt="[PNG used here]" title="PNG used here" src="http://lambdadelta.info/images/PNGnow2.png"/></a><a href="http://www.anybrowser.org/campaign/"><img class="w3c" alt="[Viewable with any browser]" title="Viewable with any browser" src="http://www.anybrowser.org/campaign/bvgraphics/abtfile.png"/></a></div><div class="spacer"><br/></div><div class="spacer">Last update: Thu, 09 Mar 2017 13:38:17 +0100</div></body></html>