- minor corrections

[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 6b5037b8554376e6edfb40aeb51a2822c4ef9816..35da29879b8e7f2ee18d1fb0dd8f57abee528c64 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
@@ -20,7 +20,7 @@
  -->
  
     <section4 name="summary">Summary of the Specification</section4>
-   <body>Here is a numerical acount of the specification's contents
+   <body>Here is a numerical account of the specification's contents
           and its timeline.
     </body>
     <table name="basic_2_sum"/>
@@ -31,9 +31,17 @@
           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="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)
@@ -49,7 +57,7 @@
     </news>
     <news class="alpha" date="2014 April 16.">
           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).
     </news>
     <news class="alpha" date="2014 January 20.">
@@ -101,7 +109,7 @@
           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>