X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fweb%2Fbasic_2.ldw.xml;h=8bfc16d8ed8c327c191184211474820d4cfea6cf;hb=38b251338be469c7bcd75cb9f243fad9ba8f0907;hp=93b218306e06c7ad5155beec47dc471d36d0ac88;hpb=0cb16b42f119c1cb6135f237092892e2f82929ee;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml b/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml
index 93b218306..8bfc16d8e 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml
+++ b/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml
@@ -3,6 +3,7 @@
 <page xmlns="http://lambdadelta.info/"
       description = "\lambda\delta home page"
       title = "\lambda\delta home page"
+      logo = "crux"
       head = "cic:/matita/lambdadelta/basic_2/ (core λδ version 2)"
 >
    <sitemap name="sitemap"/>
@@ -31,9 +32,56 @@
          for native type assignment.
    </news>
 
-   <subsection name="A">Stage "A": "Extending the Applicability Condition"</subsection>
+   <subsection name="A2">Stage "A2": "Extending the Applicability Condition"</subsection>
+
+   <news class="alpha" date="2018 April 16.">
+         "Big tree" theorem
+         (anniversary milestone).
+   </news>
+   <news class="alpha" date="2018 March 9.">
+         Support for rt-computation completed.
+   </news>
+   <news class="alpha" date="2017 October 17.">
+         Exclusion binder in local environments.
+         Syntactic component updated:
+         syntax, relocation, s_transition, s_computation, static, i_static.
+   </news>
+   <news class="alpha" date="2017 April 16.">
+         Strong rt-normalization
+         for simply typed terms
+         (anniversary milestone).
+   </news>
+   <news class="alpha" date="2017 March 16.">
+         First behavioral component completed:
+         rt_transition.
+   </news>
+   <news class="alpha" date="2017 February 19.">
+         Generic candidates of reducibility.
+   </news>
+   <news class="alpha" date="2017 January 17.">
+         Confluence for parallel r-transition on referred entries of local environments.
+   </news>
+   <news class="alpha" date="2016 September 15.">
+         Confluence for context-sensitive parallel r-transition on terms.
+   </news>
+   <news class="alpha" date="2016 April 16.">
+         Syntactic component completed:
+         syntax, relocation, s_transition, s_computation, static
+         (anniversary milestone).
+   </news>
+   <news class="alpha" date="2016 March 25.">
+         Relocation with reference transforming maps (rtmap).
+   </news>
+   <news class="alpha" date="2015 October 9.">
+         λδ version 2A2 is started.
+   </news>
+
+   <subsection name="A1">Stage "A1": "Extending the Applicability Condition"</subsection>
+   <news class="delta" date="2015 August 27.">
+         λδ version 2A1 appears too complex and is dismissed.
+   </news>
    <news class="gamma" date="2014 October 28.">
-         λδ version 2A is released.
+         λδ version 2A1 is released.
    </news>
    <news class="beta" date="2014 September 9.">
          Iterated static type assignment defined (more elegantly)
@@ -53,7 +101,7 @@
          (anniversary milestone).
    </news>
    <news class="alpha" date="2014 January 20.">
-         Parametrized slicing of local environments
+         Parametrized slicing on local environments
 	 comprises both versions of this operation
 	 (one from basic_1, the other used in basic_2 till now).
    </news>
@@ -92,7 +140,7 @@
          for simply typed terms.
    </news>
    <news class="alpha" date="2012 January 27.">
-         Support for abstract candidates of reducibility.
+         Generic candidates of reducibility.
    </news>
    <news class="alpha" date="2011 September 21.">
          Confluence for context-sensitive parallel reduction on terms.
@@ -101,7 +149,7 @@
          Confluence for context-free parallel reduction on terms.
    </news>
    <news class="alpha" date="2011 April 17.">
-         Specification starts.
+         λδ version 2 is started.
    </news>
 
    <section4 name="structure">Logical Structure of the Specification</section4>