+
+ <topitem name="v3">
+ <notice class="gamma" notice="Version 0.8.3 (2015-12)."/>
+ Supports exportation to λProlog
+ (two formats for ELPI,
+ and two formats for <link to="http://teyjus.cs.umn.edu/">Teyjus</link>).
+ Employs optimized conditional compilation through
+ <link to="http://camlp5.gforge.inria.fr/">camlp5</link> code preprocessor (pa_macro)
+ to reduce a performance loss, which is expected to disappear
+ by employing a different code preprocessor.
+ Overall validation speed of the "Grundlagen der Analysis" with respect to version 0.8.2:
+ +3% with optimized compilation, +5% without optimized compilation.
+ [Svn revision: 13108] (<rlink to="download/helena_0.8.3.tar.gz">archived source code</rlink>).
+ <list><item>
+ <notice class="gamma" notice="2015-06."/>
+ The corrected specification of Landau's "Grundlagen der Analysis"
+ is successfully validated in a λProlog implementation of λδ version 3.
+ </item></list>
+ </topitem>
+
+ <topitem name="v2">
+ <notice class="gamma" notice="Version 0.8.2 (2015-02)."/>
+ Uses λδ version 3 with layer variables as core language.
+ Supports exportation to Gallina
+ (the specification language of <link to="http://coq.inria.fr/">Coq</link>),
+ and to Grafite
+ (the specification language of <link to="http://matita.cs.unibo.it/">Matita</link>).
+ The overall validation speed of the "Grundlagen der Analysis"
+ increases of 34% with respect to version 0.8.1.
+ <rlink to="documentation.html#ldJ3a">Documentation (J3a)</rlink>.
+ [Svn revision: 13035] (<rlink to="download/helena_0.8.2.tar.gz">archived source code</rlink>).
+ <list><item>
+ The specification of Landau's "Grundlagen der Analysis"
+ for <link to="http://coq.inria.fr/">Coq 8</link>:
+ <rlink to="download/grundlagen_2.v">grundlagen_2.v</rlink>
+ (revised <notice class="gamma" notice="2015-02"/>).
+ </item><item>
+ The specification of Landau's "Grundlagen der Analysis"
+ for <link to="http://matita.cs.unibo.it/">Matita 0.99.2</link>:
+ <rlink to="download/grundlagen_2.tar.bz2">grundlagen_2.tar.bz2</rlink>
+ (revised <notice class="gamma" notice="2015-02"/>).
+ </item><item>
+ The corrected specification of Landau's "Grundlagen der Analysis":
+ <rlink to="download/grundlagen_2.aut">grundlagen_2.aut</rlink>
+ (revised <notice class="gamma" notice="2014-12"/>).
+ </item><item>
+ <notice class="gamma" notice="2015-02."/>
+ The translated specification of Landau's "Grundlagen der Analysis"
+ is successfully validated in CC by <link to="http://coq.inria.fr/">Coq 8.4.3</link>.
+ </item><item>
+ <notice class="gamma" notice="2014-12."/>
+ The corrected specification of Landau's "Grundlagen der Analysis"
+ is successfully validated in λδ version 3.
+ </item></list>
+ </topitem>
+
+ <topitem name="v1">
+ <notice class="beta" notice="Version 0.8.1 (2010-11)."/>
+ Uses a subset of λδ version 4 as intermediate language.