<section3 name="milestones">Milestones</section3>
+ <news class="delta" date="August 2015.">
+ The specification of λδ version 2A1 is concluded.
+ </news>
+
+ <news class="delta" date="March 2015.">
+ The specification of λδ version 1 is validated by
+ <link to="http://matita.cs.unibo.it/">Matita 0.99.2</link>.
+ </news>
+
+ <news class="gamma" date="February 2015.">
+ <rlink to="implementation.html#v2">"Helena 0.8.2"</rlink> is updated.
+ <list><item>
+ The translated specification of Landau's "Grundlagen der Analysis"
+ is validated in λC by <link to="http://coq.inria.fr/">Coq 8.4.3</link>.
+ </item></list>
+ </news>
+
<news class="delta" date="January 2015.">
The specification of <rlink to="specification.html#v1">λδ version 1</rlink>
is updated with backports from the abandoned specification of λδ version 2.
</news>
<news class="gamma" date="October 2014.">
- <rlink to="documentation.html#ldJ2">λδ version 2A</rlink>
+ <rlink to="documentation.html#ldJ2a">λδ version 2A1</rlink>
is released.
</news>
</news>
<news class="beta" date="June 2014.">
- <rlink to="documentation.html#ldP8">First communication on λδ version 2.</rlink>
+ <rlink to="documentation.html#ldP2c">First communication on λδ version 2.</rlink>
</news>
<news class="alpha" date="December 2012.">
</news>
<news class="delta" date="July 2008.">
- <rlink to="documentation.html#ldJ1">First journal paper on λδ</rlink>
+ <rlink to="documentation.html#ldJ1a">First journal paper on λδ</rlink>
accepted for publication.
</news>
</news>
<news class="gamma" date="November 2006.">
- <rlink to="documentation.html#ldR2">λδ version 1</rlink>
+ <rlink to="documentation.html#ldR1b">λδ version 1</rlink>
is released.
</news>
<news class="beta" date="December 2005.">
- <rlink to="documentation.html#ldP1">First communication on λδ version 1</rlink>.
+ <rlink to="documentation.html#ldP1a">First communication on λδ version 1</rlink>.
</news>
<news class="alpha" date="May 2004.">