<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">
+
<div xmlns:ld="http://lambdadelta.info/" class="spacer">
<br />
</div>
<div xmlns:ld="http://lambdadelta.info/" class="text">
<td class="snnn capitalize italic green">
<br />
</td>
- <td class="ssns capitalize italic green">
+ <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/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="ssns capitalize green">
+ <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">
<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">
+ <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/b4.png" />
+ <!--
+ <section>System's Syntax and Behavior</section>
+ <body>This is a summary of the "block structure"
+ of the System's syntactic items and reductions.
+ </body>
+ <table name="basic_2_blk"/>
+ <body>* In terms only.
+ ** In terms and local environments only.
+ *** In global environments only.
+ **** Sort level k in terms only.
+ </body>
+-->
+ <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/b4.png" />
</div>
- <div xmlns:ld="http://lambdadelta.info/" class="text">Here is a numerical acount of the specification's contents
+ <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">
+
<div xmlns:ld="http://lambdadelta.info/" class="text">
<table cellpadding="4" cellspacing="0">
<tbody>
<tr>
<td class="snns italic cyan">characters</td>
<td class="snnn right italic cyan">433402</td>
<td class="snns italic cyan">nodes</td>
- <td class="ssnn right italic cyan">1874774</td>
+ <td class="ssnn right italic cyan">1874778</td>
</tr>
<tr>
<td class="snns capitalize italic green">propositions</td>
</tbody>
</table>
</div>
-
- <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="B">Stage "B"</div>
- <ul xmlns:ld="http://lambdadelta.info/">
+ <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="B">Stage "B"</div>
+ <ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">Ongoing.</span>
Context-sensitive subject equivalence
for native type assignment.
</li>
</ul>
-
- <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="A">Stage "A": "Extending the Applicability Condition"</div>
- <ul xmlns:ld="http://lambdadelta.info/">
+ <div xmlns:ld="http://lambdadelta.info/" class="head3sn" id="A">Stage "A": "Extending the Applicability Condition"</div>
+ <ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph gamma">2014 October 28.</span>
λδ version 2A is released.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph beta">2014 September 9.</span>
Iterated static type assignment defined (more elegantly)
as a primitive notion.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph beta">2014 June 18.</span>
Preservation of stratified native validity
for context-sensitive computation on terms.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2014 June 9.</span>
Strong qrst-normalization
for simply typed terms.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2014 April 16.</span>
Lazy equivalence on local environments
- addded as q-step to rst-computation on closures
+ added as q-step to rst-computation on closures
(anniversary milestone).
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2014 January 20.</span>
Parametrized slicing of local environments
(one from basic_1, the other used in basic_2 till now).
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2013 August 7.</span>
Passive support for global environments.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2013 July 27.</span>
Reaxiomatized β-reductum as in rt-reduction.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2013 July 20.</span>
Context-sensitive strong rt-normalization
for simply typed terms.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2013 April 16.</span>
Reaxiomatized substitution and reduction
(anniversary milestone).
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2013 March 16.</span>
Mutual recursive preservation of stratified native validity
for rst-computation on closures.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2012 October 16.</span>
Confluence for context-free parallel reduction on closures.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2012 July 26.</span>
Term binders polarized to control ζ-reduction (not released).
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2012 April 16.</span>
Context-sensitive subject equivalence
(anniversary milestone).
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2012 March 15.</span>
Context-sensitive strong normalization
for simply typed terms.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2012 January 27.</span>
Support for abstract candidates of reducibility.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2011 September 21.</span>
Confluence for context-sensitive parallel reduction on terms.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2011 September 6.</span>
Confluence for context-free parallel reduction on terms.
</li>
</ul>
- <ul xmlns:ld="http://lambdadelta.info/">
+
<ul xmlns:ld="http://lambdadelta.info/">
<li>
<span class="emph alpha">2011 April 17.</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/b4.png" />
+ <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/b4.png" />
</div>
- <div xmlns:ld="http://lambdadelta.info/" class="text">This table reports the specification's components and their planes.
+
<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">
+
<div xmlns:ld="http://lambdadelta.info/" class="text">
<table cellpadding="4" cellspacing="0">
<tbody>
<tr>
<td class="nnns top capitalize italic yellow">
<br />
</td>
- <td class="snns top italic yellow">contxt-sensitive multiple rt-substitution</td>
+ <td class="snns top italic yellow">context-sensitive multiple rt-substitution</td>
<td class="snns top yellow">cpys ( ⦃?,?⦄ ⊢ ? ▶*[?,?] ? )</td>
<td class="snnn top yellow">cpys_alt ( ⦃?,?⦄ ⊢ ? ▶▶*[?,?] ? )</td>
<td class="snnn top yellow">cpys_lift cpys_cpys</td>
<td class="nnns top capitalize italic orange">
<br />
</td>
- <td class="snns top italic orange">contxt-sensitive ordinary rt-substitution</td>
+ <td class="snns top italic orange">context-sensitive ordinary rt-substitution</td>
<td class="snns top orange">cpy ( ⦃?,?⦄ ⊢ ? ▶[?,?] ? )</td>
<td class="snnn top orange">cpy_lift cpy_nlift cpy_cpy</td>
<td class="snnn top orange">
</tbody>
</table>
</div>
-
- <div class="spacer">
+ <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">
<div xmlns:ld="http://lambdadelta.info/" class="spacer">
<br />
</div>
- <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Tue, 28 Oct 2014 17:45:56 +0100</div>
-</body>
+ <div xmlns:ld="http://lambdadelta.info/" class="spacer">Last update: Wed, 21 Jan 2015 17:13:08 +0100</div>
+ </body>
</html>
projects / helm.git / blobdiff