web site update

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / web / basic_2.ldw.xml
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 1be3304c95f9752a36c39238bca256f904f543e2..e40771d8e9b64d16545e0ed4c57a2c82d65d097e 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml
+++ b/matita/matita/contribs/lambdadelta/basic_2/web/basic_2.ldw.xml
@@ -7,7 +7,7 @@
        head = "cic:/matita/lambdadelta/basic_2/ (core λδ version 2)"
  >
     <sitemap name="sitemap"/>
-<!--   
+<!--
     <section>System's Syntax and Behavior</section>
     <body>This is a summary of the "block structure"
           of the System's syntactic items and reductions.
@@ -27,6 +27,9 @@
     <table name="basic_2_sum"/>
  
     <subsection name="B">Stage "B"</subsection>
+   <news class="gamma" date="2019 November 19.">
+         λδ-2B is released.
+   </news>
     <news class="beta" date="2019 September 3.">
           Applicability condition is now parametrized
           with a generic subset of numbers.
@@ -46,7 +49,7 @@
           (i.e. no induction on the degree).
     </news>
     <news class="beta" date="2018 November 1.">
-         Extended (λδ-2A) and restricted (λδ-1A) type rules justified.
+         Extended (λδ-2A) and restricted (λδ-1B) validity rules justified.
     </news>
     <news class="alpha" date="2018 September 21.">
           λδ-2A completed with
@@ -98,11 +101,14 @@
     </news>
  
     <subsection name="A">Stage "A" </subsection>
+   <news class="delta" date="2019 November 20.">
+         λδ-2A is repackaged (was λδ-2A1).
+   </news>
     <news class="delta" date="2015 August 27.">
           λδ-2A appears too complex and is dismissed.
     </news>
     <news class="gamma" date="2014 October 28.">
-         λδ version 2A is released.
+         λδ-2A is released.
     </news>
     <news class="beta" date="2014 September 9.">
           Iterated static type assignment defined (more elegantly)
@@ -118,13 +124,13 @@
     </news>
     <news class="alpha" date="2014 April 16.">
           Lazy equivalence on local environments
-        added as q-step to rst-computation on closures
+         added as q-step to rst-computation on closures
           (anniversary milestone).
     </news>
     <news class="alpha" date="2014 January 20.">
           Parametrized slicing on local environments
-        comprises both versions of this operation
-        (one from basic_1, the other used in basic_2 till now).
+         comprises both versions of this operation
+         (one from basic_1, the other used in basic_2 till now).
     </news>
     <news class="alpha" date="2013 August 7.">
           Passive support for global environments.