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- <img class="icon32" alt="[lambdadelta home]" title="lambdadelta home" src="http://lambdadelta.info/images/crux_32.png" />
+ <img class="icon32" alt="[\lambda\delta home]" title="\lambda\delta home" src="http://lambdadelta.info/images/crux_32.png" />
</a>
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- <div class="head1">The Formal System λδ (\lambda\delta)</div>
+ <div class="head1">The Formal Systems of the λδ (\lambda\delta) Family</div>
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- <img class="rule" alt="[Spacer]" title="lambdadelta rainbow rule" src="http://lambdadelta.info/images/rainbow.png" />
+ <img class="rule" alt="[Spacer]" title="\lambda\delta rainbow rule" src="http://lambdadelta.info/images/rainbow.png" />
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- <div xmlns:ld="http://lambdadelta.info/" class="spacer">
+
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- <a href="http://lambdadelta.info/index.html">home</a>
+ <a href="http://lambdadelta.info/home.html">home</a>
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<a href="http://lambdadelta.info/news.html">news</a>
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+ <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>
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- <a href="http://lambdadelta.info/specification.html">specification</a>
+ <a href="http://lambdadelta.info/implementation.html">implementation</a>
</td>
- <td class="snnn capitalize italic green">
+ <td class="ssnn capitalize italic green">
<br />
</td>
- <td class="ssns capitalize italic green">
- <a href="http://lambdadelta.info/implementation.html">implementation</a>
- </td>
</tr>
<tr>
<td class="snns capitalize sky">
- <a href="http://lambdadelta.info/index.html#foreword">foreword</a>
+ <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/specification.html#v2">version 2</a>
+ <a href="http://lambdadelta.info/implementation.html#helena">helena</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="ssns capitalize green">
- <a href="http://lambdadelta.info/implementation.html#lddl">library</a>
+ <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/index.html#citations">citations</a>
+ <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/specification.html#v1">version 1</a>
- </td>
- <td class="snsn capitalize green">
- <br />
- </td>
- <td class="ssss capitalize green">
- <a href="http://lambdadelta.info/implementation.html#helena">helena</a>
+ <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 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" />
+ <div xmlns:ld="http://lambdadelta.info/" class="head2dx" id="bibtex">Documentation <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b4.png" />
</div>
- <div xmlns:ld="http://lambdadelta.info/" class="text">
+
<div xmlns:ld="http://lambdadelta.info/" class="text">
BibTeX database of λδ documentation:
<span class="emph alpha">download</span>
<a href="http://lambdadelta.info/download/lambdadelta.bib">lambdadelta.bib</a>,
<span class="emph alpha">view</span>
<a href="http://lambdadelta.info/download/lambdadelta.txt">lambdadelta.txt</a>
- (revised <span class="emph gamma">2014-10</span>).
+ (revised <span class="emph gamma">2017-09</span>).
</div>
-
- <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="v2">
- <img class="icon37" alt="[spacer]" title="lambdadelta butterfly" src="http://lambdadelta.info/images/b4.png" /> λδ version 2 (active)</div>
- <div xmlns:ld="http://lambdadelta.info/" class="text">
- The main source of information is <span class="emph alpha">J2</span>.
+ <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="v3">
+ <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b8.png" /> λδ version 3 (proposed)</div>
+ <div xmlns:ld="http://lambdadelta.info/" class="text">
+ The main source of information is <span class="emph alpha">J3a</span>.
</div>
- <div xmlns:ld="http://lambdadelta.info/" class="text">
+
<div xmlns:ld="http://lambdadelta.info/" class="text">
<table cellpadding="4" cellspacing="0">
<tbody>
<tr>
- <td class="snns top" id="ldJ2">
- <span class="emph alpha">J2.</span>
+ <td class="snns top" id="ldJ3a">
+ <span class="emph alpha">J3a.</span>
</td>
- <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/basic2a.pdf">The Formal System λδ Revised - Stage A: Extending the Applicability Condition</a> (<span class="emph gamma">2014-11</span>). Submitted to ACM ToCL.</td>
+ <td class="ssnn top">F. Guidi: <a href="http://jfr.unibo.it/article/view/4716">Verified Representations of Landau's "Grundlagen" in the λδ Family and in the Calculus of Constructions</a> (<span class="emph alpha">2015-12</span>). In JFR 8(1), Univerity of Bologna, pp. 93-116. <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
+ </tr>
+ <tr>
+ <td class="nnss top" />
+ <td class="nssn top">
+ <br />
+ </td>
+ </tr>
+ </tbody>
+ </table>
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="v2">
+ <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b4.png" /> λδ version 2 (active)</div>
+ <div xmlns:ld="http://lambdadelta.info/" class="text">
+ The main source of information is <span class="emph alpha">R2c</span>.
+ </div>
+ <div xmlns:ld="http://lambdadelta.info/" class="text">
+ <table cellpadding="4" cellspacing="0">
+ <tbody>
+ <tr>
+ <td class="snns top" id="ldR2c">
+ <span class="emph alpha">R2c.</span>
+ </td>
+ <td class="ssnn top">F. Guidi: <a href="http://amsacta.unibo.it/4411/">Extending the Applicability Condition in the Formal System λδ</a> (<span class="emph gamma">2015-03</span>). University of Bologna, technical report AMS Acta 4411. <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
</tr>
<tr>
<td class="nnns top" />
- <td class="nsnn top">CoRR identifier <a href="http://arxiv.org/abs/1411.0154">1411.0154</a> [v1].</td>
+ <td class="nsnn top">
+ <br />
+ </td>
</tr>
<tr>
- <td class="snns top" id="ldR5">
- <span class="emph alpha">R5.</span>
+ <td class="snns top" id="ldR2b">
+ <span class="emph alpha">R2b.</span>
</td>
<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="emph alpha">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>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldR4">
- <span class="emph alpha">R4.</span>
+ <td class="snns top" id="ldR2a">
+ <span class="emph alpha">R2a.</span>
</td>
<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="emph alpha">2009-09</span>). University of Bologna, technical report UBLCS-2009-16. <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldP8">
- <span class="emph alpha">P8.</span>
+ <td class="snns top" id="ldP2d">
+ <span class="emph alpha">P2d.</span>
</td>
- <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="emph beta">2014-06</span>). Presentation at University of Bologna (slides).</td>
+ <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_9s.pdf">Considerations on Automath in Light of the Grundlagen</a> (revised <span class="emph gamma">2016-06</span>). Presentation at University of Bologna (slides).</td>
</tr>
<tr>
<td class="nnns top" />
</td>
</tr>
<tr>
- <td class="snns top" id="ldP7">
- <span class="emph alpha">P7.</span>
+ <td class="snns top" id="ldP2c">
+ <span class="emph alpha">P2c.</span>
+ </td>
+ <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="emph beta">2014-06</span>). Presentation at University of Bologna, for the 10th anniversary of λδ (slides).</td>
+ </tr>
+ <tr>
+ <td class="nnns top" />
+ <td class="nsnn top">
+ <br />
+ </td>
+ </tr>
+ <tr>
+ <td class="snns top" id="ldP2b">
+ <span class="emph alpha">P2b.</span>
</td>
<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="emph alpha">2010-07</span>). Presentation at CiE 2010 (slides).</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldP6">
- <span class="emph alpha">P6.</span>
+ <td class="snns top" id="ldP2a">
+ <span class="emph alpha">P2a.</span>
</td>
<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="emph alpha">2010-02</span>). Presentation at University of Bologna (slides).</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldV2">
- <span class="emph alpha">V2.</span>
+ <td class="snns top" id="ldV2a">
+ <span class="emph alpha">V2a.</span>
</td>
- <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/version_2.html">lambdadelta_2</a> (revised <span class="emph gamma">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>
+ <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/version_2.html">lambdadelta_2
A1</a> (revised <span class="emph gamma">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>
</tr>
<tr>
<td class="nnss top" />
</tbody>
</table>
</div>
-
- <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="v1">
- <img class="icon37" alt="[spacer]" title="lambdadelta butterfly" src="http://lambdadelta.info/images/b6.png" /> λδ version 1 (superseded)</div>
- <div xmlns:ld="http://lambdadelta.info/" class="text">
- The main source of information is <span class="emph alpha">J1</span>.
- A summary is available in <span class="emph alpha">P5</span>.
+ <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="v1">
+ <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b6.png" /> λδ version 1 (superseded)</div>
+ <div xmlns:ld="http://lambdadelta.info/" class="text">
+ The main source of information is <span class="emph alpha">J1a</span>.
+ A summary is available in <span class="emph alpha">P1e</span>.
</div>
- <div xmlns:ld="http://lambdadelta.info/" class="text">
+
<div xmlns:ld="http://lambdadelta.info/" class="text">
<table cellpadding="4" cellspacing="0">
<tbody>
<tr>
- <td class="snns top" id="ldJ1">
- <span class="emph alpha">J1.</span>
+ <td class="snns top" id="ldJ1a">
+ <span class="emph alpha">J1a.</span>
</td>
- <td class="ssnn top">F. Guidi: <a href="http://doi.acm.org/10.1145/1614431.1614436">The Formal System λδ</a> (<span class="emph delta">2009-11</span>). In ACM ToCL 11(1), pp. 5:1-5:37 (<a href="http://tocl.acm.org/accepted/335guidi.pdf">accepted</a>
+ <td class="ssnn top">F. Guidi: <a href="http://doi.acm.org/10.1145/1614431.1614436">The Formal System λδ</a> (<span class="emph delta">2009-11</span>). In ACM ToCL 11(1), pp. 5:1-5:37
online app. pp. 1-11 (<a href="http://tocl.acm.org/accepted/335guidi.pdf">accepted</a>
<span class="emph delta">2008-07</span>). CoRR identifier <a href="http://arxiv.org/abs/cs/0611040">cs/0611040</a> [v10] (revised <span class="emph delta">2008-09</span>). <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
</tr>
<tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldR3">
- <span class="emph alpha">R3.</span>
+ <td class="snns top" id="ldR1c">
+ <span class="emph alpha">R1c.</span>
</td>
<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="emph delta">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>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldR2">
- <span class="emph alpha">R2.</span>
+ <td class="snns top" id="ldR1b">
+ <span class="emph alpha">R1b.</span>
</td>
<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="emph gamma">2006-11</span>). University of Bologna, technical report UBLCS-2006-25. <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldR1">
- <span class="emph alpha">R1.</span>
+ <td class="snns top" id="ldR1a">
+ <span class="emph alpha">R1a.</span>
</td>
<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="emph beta">2006-01</span>). University of Bologna, technical report UBLCS-2006-01. <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldP5">
- <span class="emph alpha">P5.</span>
+ <td class="snns top" id="ldP1e">
+ <span class="emph alpha">P1e.</span>
</td>
<td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/download/ld_talk_5s.pdf">The Formal System λδ</a> (<span class="emph delta">2008-10</span>). Presentation at Advances in Constructive Topology and Logical Foundations (slides).</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldP4">
- <span class="emph alpha">P4.</span>
+ <td class="snns top" id="ldP1d">
+ <span class="emph alpha">P1d.</span>
</td>
<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="emph gamma">2008-03</span>). Presentation at Types 2008 (slides).</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldP3">
- <span class="emph alpha">P3.</span>
+ <td class="snns top" id="ldP1c">
+ <span class="emph alpha">P1c.</span>
</td>
<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="emph gamma">2007-06</span>). Presentation at CiE 2007 (slides).</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldP2">
- <span class="emph alpha">P2.</span>
+ <td class="snns top" id="ldP1b">
+ <span class="emph alpha">P1b.</span>
</td>
<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="emph gamma">2007-01</span>). Presentation at University of Padova (slides <span class="emph alpha">in Italian</span>).</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldP1">
- <span class="emph alpha">P1.</span>
+ <td class="snns top" id="ldP1a">
+ <span class="emph alpha">P1a.</span>
</td>
<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="emph beta">2005-12</span>). Presentation at University of Bologna (slides <span class="emph alpha">in Italian</span>).</td>
</tr>
</td>
</tr>
<tr>
- <td class="snns top" id="ldV1">
- <span class="emph alpha">V1.</span>
+ <td class="snns top" id="ldV1a">
+ <span class="emph alpha">V1a.</span>
</td>
- <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/version_1.html">lambdadelta_1</a> (revised <span class="emph delta">201
2-10</span>). Formal specification for the proof assistant Coq 7.3.1 (scripts). <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
+ <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/version_1.html">lambdadelta_1</a> (revised <span class="emph delta">201
5-01</span>). Formal specification for the proof assistant Coq 7.3.1 (scripts). <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
</tr>
<tr>
<td class="nnss top" />
</tbody>
</table>
</div>
-
- <div class="spacer">
- <img class="rule" alt="[Spacer]" title="lambdadelta rainbow rule" src="http://lambdadelta.info/images/rainbow.png" />
+ <div class="spacer">
+ <img class="rule" alt="[Spacer]" title="\lambda\delta rainbow rule" src="http://lambdadelta.info/images/rainbow.png" />
</div>
<div xmlns:ld="http://lambdadelta.info/" class="spacer">
<br />
<div xmlns:ld="http://lambdadelta.info/" class="spacer">
<br />
</div>
- <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Tue, 04 Nov 2014 16:21:22 +0100</div>
-</body>
+ <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Fri, 24 Nov 2017 21:00:00 +0100</div>
+ </body>
</html>
projects / helm.git / blobdiff