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22 <div class="head1">The Formal Systems of the λδ (\lambda\delta) Family</div>
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30 <table cellpadding="4" cellspacing="0">
33 <td class="snns capitalize italic sky">
34 <a href="http://lambdadelta.info/home.html">home</a>
36 <td class="snns capitalize italic magenta">
37 <a href="http://lambdadelta.info/news.html">news</a>
39 <td class="snns capitalize italic white">
40 <a href="http://lambdadelta.info/specification.html">specification</a>
42 <td class="snnn capitalize italic white">
45 <td class="snnn capitalize italic white">
48 <td class="snns capitalize italic orange">
49 <a href="http://lambdadelta.info/documentation.html">documentation</a>
51 <td class="snns capitalize italic green">
52 <a href="http://lambdadelta.info/implementation.html">implementation</a>
54 <td class="ssnn capitalize italic green">
59 <td class="snns capitalize sky">
60 <a href="http://lambdadelta.info/home.html#foreword">foreword</a>
62 <td class="snns capitalize magenta">
63 <a href="http://lambdadelta.info/news.html#milestones">milestones</a>
65 <td class="snns capitalize white">
66 <a href="http://lambdadelta.info/specification.html#v2">version 2</a>
68 <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>
69 <td class="snnn capitalize white">
72 <td class="snns capitalize orange">
73 <a href="http://lambdadelta.info/documentation.html#v2">version 2</a>
75 <td class="snns capitalize green">
76 <a href="http://lambdadelta.info/implementation.html#helena">helena</a>
78 <td class="ssnn capitalize green">
79 <a href="http://lambdadelta.info/osn/">Open Symbolic Notation (OSN)</a>
83 <td class="snss capitalize sky">
84 <a href="http://lambdadelta.info/home.html#citations">citations</a>
86 <td class="snss capitalize magenta">
87 <a href="http://lambdadelta.info/news.html#visibility">visibility</a>
89 <td class="snss capitalize white">
90 <a href="http://lambdadelta.info/specification.html#v1">version 1</a>
92 <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>
93 <td class="snsn capitalize white">(<a href="http://lambdadelta.info/static/matita/lambdadelta/">static HELM directory</a>)</td>
94 <td class="snss capitalize orange">
95 <a href="http://lambdadelta.info/documentation.html#v1">version 1</a>
97 <td class="snss capitalize green">
98 <a href="http://lambdadelta.info/implementation.html#lddl">library</a>
100 <td class="sssn capitalize green">(<a href="http://lambdadelta.info/static/lddl/">static LDDL directory</a>)</td>
105 <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" />
107 <div xmlns:ld="http://lambdadelta.info/" class="text">
108 BibTeX database of λδ documentation:
109 <span class="emph alpha">download</span>
110 <a href="http://lambdadelta.info/download/lambdadelta.bib">lambdadelta.bib</a>,
111 <span class="emph alpha">view</span>
112 <a href="http://lambdadelta.info/download/lambdadelta.txt">lambdadelta.txt</a>
113 (revised <span class="emph gamma">2015-09</span>).
115 <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="v3">
116 <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b8.png" /> λδ version 3 (proposed)</div>
117 <div xmlns:ld="http://lambdadelta.info/" class="text">
118 The main source of information is <span class="emph alpha">J3a</span>.
120 <div xmlns:ld="http://lambdadelta.info/" class="text">
121 <table cellpadding="4" cellspacing="0">
124 <td class="snns top" id="ldJ3a">
125 <span class="emph alpha">J3a.</span>
127 <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>
130 <td class="nnss top" />
131 <td class="nssn top">
138 <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="v2">
139 <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b4.png" /> λδ version 2 (active)</div>
140 <div xmlns:ld="http://lambdadelta.info/" class="text">
141 The main source of information is <span class="emph alpha">R2c</span>.
143 <div xmlns:ld="http://lambdadelta.info/" class="text">
144 <table cellpadding="4" cellspacing="0">
147 <td class="snns top" id="ldR2c">
148 <span class="emph alpha">R2c.</span>
150 <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>
153 <td class="nnns top" />
154 <td class="nsnn top">
159 <td class="snns top" id="ldR2b">
160 <span class="emph alpha">R2b.</span>
162 <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>
165 <td class="nnns top" />
166 <td class="nsnn top">
171 <td class="snns top" id="ldR2a">
172 <span class="emph alpha">R2a.</span>
174 <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>
177 <td class="nnns top" />
178 <td class="nsnn top">
183 <td class="snns top" id="ldP2d">
184 <span class="emph alpha">P2d.</span>
186 <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>
189 <td class="nnns top" />
190 <td class="nsnn top">
195 <td class="snns top" id="ldP2c">
196 <span class="emph alpha">P2c.</span>
198 <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>
201 <td class="nnns top" />
202 <td class="nsnn top">
207 <td class="snns top" id="ldP2b">
208 <span class="emph alpha">P2b.</span>
210 <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>
213 <td class="nnns top" />
214 <td class="nsnn top">
219 <td class="snns top" id="ldP2a">
220 <span class="emph alpha">P2a.</span>
222 <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>
225 <td class="nnns top" />
226 <td class="nsnn top">
231 <td class="snns top" id="ldV2a">
232 <span class="emph alpha">V2a.</span>
234 <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/version_2.html">lambdadelta_2A1</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>
237 <td class="nnss top" />
238 <td class="nssn top">
245 <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="v1">
246 <img class="icon37" alt="[butterfly]" title="\lambda\delta butterfly" src="http://lambdadelta.info/images/b6.png" /> λδ version 1 (superseded)</div>
247 <div xmlns:ld="http://lambdadelta.info/" class="text">
248 The main source of information is <span class="emph alpha">J1a</span>.
249 A summary is available in <span class="emph alpha">P1e</span>.
251 <div xmlns:ld="http://lambdadelta.info/" class="text">
252 <table cellpadding="4" cellspacing="0">
255 <td class="snns top" id="ldJ1a">
256 <span class="emph alpha">J1a.</span>
258 <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>
259 <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>
262 <td class="nnns top" />
263 <td class="nsnn top">
268 <td class="snns top" id="ldR1c">
269 <span class="emph alpha">R1c.</span>
271 <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>
274 <td class="nnns top" />
275 <td class="nsnn top">
280 <td class="snns top" id="ldR1b">
281 <span class="emph alpha">R1b.</span>
283 <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>
286 <td class="nnns top" />
287 <td class="nsnn top">
292 <td class="snns top" id="ldR1a">
293 <span class="emph alpha">R1a.</span>
295 <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>
298 <td class="nnns top" />
299 <td class="nsnn top">
304 <td class="snns top" id="ldP1e">
305 <span class="emph alpha">P1e.</span>
307 <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>
310 <td class="nnns top" />
311 <td class="nsnn top">
316 <td class="snns top" id="ldP1d">
317 <span class="emph alpha">P1d.</span>
319 <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>
322 <td class="nnns top" />
323 <td class="nsnn top">
328 <td class="snns top" id="ldP1c">
329 <span class="emph alpha">P1c.</span>
331 <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>
334 <td class="nnns top" />
335 <td class="nsnn top">
340 <td class="snns top" id="ldP1b">
341 <span class="emph alpha">P1b.</span>
343 <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>
346 <td class="nnns top" />
347 <td class="nsnn top">
352 <td class="snns top" id="ldP1a">
353 <span class="emph alpha">P1a.</span>
355 <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>
358 <td class="nnns top" />
359 <td class="nsnn top">
364 <td class="snns top" id="ldV1a">
365 <span class="emph alpha">V1a.</span>
367 <td class="ssnn top">F. Guidi: <a href="http://lambdadelta.info/version_1.html">lambdadelta_1</a> (revised <span class="emph delta">2015-01</span>). Formal specification for the proof assistant Coq 7.3.1 (scripts). <a href="http://lambdadelta.info/documentation.html#bibtex">BibTeX entry</a>.</td>
370 <td class="nnss top" />
371 <td class="nssn top">
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404 <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Wed, 05 Apr 2017 18:05:15 +0200</div>