<link rel="shortcut icon" href="download/crux_16.ico">
</head>
<body>
-<div style="text-align: center;">
-<br>
+<div style="text-align: center;"> <br>
<a href="http://lambda-delta.info"><img alt="[Crux Logo]"
title="The Crux" src="download/crux_32.png"
style="border: 0px solid ; width: 32px; height: 32px;"></a>
src="download/b5.png"></h3>
<ul>
<li><span style="font-weight: bold;">September 2011.</span> The
-denomination "lambda-delta" changes to "lambda_delta".</li>
- <ul>
- <li>The character "-" is reserved in λδ textual syntax
-(recognized by <span style="font-style: italic;">Helena 0.8.1</span>).<br>
- </li>
- <li>Eventually, the occurrences of the character "-" will be
-replaced by "_" in all λδ-related identifiers.</li>
- <li>In particular, this refactoring involves file names and
+denomination "lambda-delta" changes to "lambda_delta".
+ <li>The character "-" is reserved in λδ textual syntax
+(recognized by <span style="font-style: italic;">Helena 0.8.1</span>).
+ </li>
+ <li>Eventually, the occurrences of the character "-" will
+be replaced by "_" in all λδ-related identifiers.</li>
+ <li>In particular, this refactoring involves file names and
path names.</li>
- <li>The permanent λδ URL is sheduled to become <span
+ <li>The permanent λδ URL is sheduled to become <span
style="font-style: italic;">http://lambda_delta.info</span> on
December 2012.<br>
- </li>
- </ul>
+ </li>
+ </ul>
+ </li>
</ul>
<ul>
<li><span style="font-weight: bold;">April 2011.</span> The
specification of λδ version 2 and related topics is restarted in <a
- href="http://matita.cs.unibo.it/">Matita 0.5</a>.</li>
- <ul>
- <li><a href="ld_basic_2.html">Here</a> is a page about the
-specification (Core).<br>
- </li>
- <li><a href="ld_apps_2.html">Here</a> is a page about the
-topics related to the specification (Applications).<br>
- </li>
- </ul>
+ href="http://matita.cs.unibo.it/">Matita 0.5</a>.
+ <ul>
+ <li><a href="apps_2.html">Here</a> is a page about the
+topics related to the specification (Applications).</li>
+ <li><a href="basic_2.html">Here</a> is a page about the
+specification (Core). </li>
+ </ul>
+ </li>
</ul>
<ul>
<li><span style="font-weight: bold;">December 2010.</span>
<ul>
<li><span style="font-weight: bold;">September 2009.</span> <span
style="font-style: italic;">Helena 0.8.0</span> is released and the <a
- href="implementation.html#lddl">λδ Digital Library</a> is
-started.<br>
+ href="implementation.html#lddl">λδ Digital Library</a> is started.<br>
<span style="font-weight: bold;"></span></li>
</ul>
<ul>
<li><span style="font-weight: bold;">June 2009.</span> <span
style="font-style: italic;">Helena</span>, a <a
href="implementation.html#helena">validator for λδ version 2</a>, is
-available
-as
-a
-part
-of
-the
-
- <a href="http://helm.cs.unibo.it/">HELM</a> software. <br>
+available as a part of the <a href="http://helm.cs.unibo.it/">HELM</a>
+software. <br>
</li>
</ul>
<span style="font-weight: bold;"></span>
<span style="font-weight: bold;"></span>
<ul>
<li><span style="font-weight: bold;">July 2008.</span> <a
- href="documentation.html#tocl1">First journal paper on λδ</a> accepted
+ href="documentation.html#ldp5">First journal paper on λδ</a> accepted
for publication.</li>
</ul>
<ul>
<li><span style="font-weight: bold;">July 2008.</span> First <a
- href="http://helm.cs.unibo.it/procedural/">procedural
-reconstruction</a> for <a href="http://matita.cs.unibo.it/">Matita 0.5</a>
-of the <a href="implementation.html#source">λδ proof scripts for
-Coq 7.3.1</a>.<br>
+ href="http://helm.cs.unibo.it/procedural/">procedural reconstruction</a>
+for <a href="http://matita.cs.unibo.it/">Matita 0.5</a> of the <a
+ href="implementation.html#ldp1">λδ proof scripts for Coq 7.3.1</a>.<br>
</li>
</ul>
<ul>
<li><span style="font-weight: bold;">June 2008.</span> The <a
- href="implementation.html#static">HTML
-pages of the specification of λδ version 1 for Matita 0.5</a> are
-online.<br>
+ href="implementation.html#static">HTML pages of the specification of
+λδ version 1 for Matita 0.5</a> are online.<br>
+ <span style="font-weight: bold;"></span></li>
+ </ul>
+ <ul>
+ <li><span style="font-weight: bold;">May 2008.</span> The
+specification of λδ version 1 is closed.<br>
<span style="font-weight: bold;"></span></li>
</ul>
<ul>
<li><span style="font-weight: bold;">March 2008.</span> The
-specification of λδ version 2 is started with Coq 7.3.1 (false start).
+specification of λδ version 2 is started with Coq 7.3.1 (false start). </li>
+ </ul>
<!-- <ul>
<li>native type assignment with new rules for application: <span
style="font-style: italic;">nty</span> (it replaces <span
<li>we removed level indicators on environments (<span
style="font-style: italic;">cbk</span>).</li>
</ul>
---> </li>
+-->
+ <ul>
+ <li><span style="font-weight: bold;">September 2007.</span> The
+ <a href="implementation.html#dynamic">specification of λδ
+version 1 for Matita 0.4</a> is online.</li>
</ul>
<ul>
- <li><span style="font-weight: bold;">September 2007.</span>
-The <a href="implementation.html#dynamic">specification of λδ version
-1 for
-Matita 0.4</a> is online.<br>
- </li>
+ <li><span style="font-weight: bold;">November 2006.</span> <a
+ href="documentation.html#ldp3">λδ version 1</a> is released.</li>
</ul>
<ul>
<li><span style="font-weight: bold;">December 2005.</span> <a
- href="documentation.html#bologna1">First communication on λδ</a>.<br>
+ href="documentation.html#ldt1">First communication on λδ</a>.<br>
</li>
</ul>
<ul>
<li><span style="font-weight: bold;">May 2004.</span> The <a
- href="implementation.html#source">specification of λδ version 1</a> is
+ href="implementation.html#ldp1">specification of λδ version 1</a> is
started with Coq 7.3.1.<br>
</li>
</ul>
style="width: 37px; height: 37px;" alt="[Butterfly]" title="Butterfly"
src="download/b4.png"></h3>
<ul>
- <li><span style="font-weight: bold;">February 2012.</span>
-The <a href="http://www.google.com/">Google</a>
-search for <span style="color: rgb(255, 0, 0);">formal system lambda
-delta</span>
-gives 5 resources about λδ in the first 6 results.<br>
+ <li><span style="font-weight: bold;">February 2012.</span> The <a
+ href="http://www.google.com/">Google</a> search for <span
+ style="color: rgb(255, 0, 0);">formal system lambda delta</span> gives
+5 resources about λδ in the first 6 results.<br>
</li>
</ul>
<ul>
- <li><span style="font-weight: bold;">February 2012.</span>
-The <a href="http://www.yahoo.com/">Yahoo</a>
-search <span style="color: rgb(255, 0, 0);">formal system lambda delta</span>
-gives this site as the first result.</li>
+ <li><span style="font-weight: bold;">February 2012.</span> The <a
+ href="http://www.yahoo.com/">Yahoo</a> search <span
+ style="color: rgb(255, 0, 0);">formal system lambda delta</span> gives
+this site as the first result.</li>
</ul>
</td>
</tr>
<br>
<a href="http://validator.w3.org/check?uri=referer"><img
alt="[Valid HTML 4.01 Transitional]"
- title="Valid HTML 4.01 Transitional"
+ title="Valid HTML 4.01
+ Transitional"
src="http://www.w3.org/Icons/valid-html401"
style="border: 0px solid ; width: 88px; height: 31px;"></a> <a
href="http://www.anybrowser.org/campaign/"><img
- alt="[Use Any Browser Here]" title="Use Any Browser Here"
+ alt="[Use Any
+ Browser Here]" title="Use Any Browser Here"
src="download/globe_trans.png"
style="border: 0px solid ; width: 147px; height: 42px;"></a> <img
style="width: 88px; height: 31px;" alt="[PNG Used Here]"
title="PNG Used Here" src="download/PNGnow2.png"><br>
<br>
-Last update 2012-02-24 by <a href="http://www.cs.unibo.it/%7Efguidi/">Ferruccio
+Last update 2012-11-20 by <a href="http://www.cs.unibo.it/%7Efguidi/">Ferruccio
+
Guidi</a><br>
</div>
</body>
projects / helm.git / blobdiff