+
+ <subsection name="A2">Stage "A2": "Extending the Applicability Condition"</subsection>
+
+ <news class="alpha" date="2018 June 8.">
+ Behavioral component rt_computation completed.
+ </news>
+ <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.">
+ Behavioral component rt_transition completed.
+ </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 2A1 is released.
+ </news>
+ <news class="beta" date="2014 September 9.">
+ Iterated static type assignment defined (more elegantly)
+ as a primitive notion.