first proposal for a announcement
Fri, 04 Jun 2010 16:42:26 +0200
changeset 37317 5164c4ec787b
parent 37316 52dc576f1759
child 37333 81f058f2d2ff
child 37335 381b391351b5
first proposal for a announcement
--- a/ANNOUNCE	Fri Jun 04 16:02:46 2010 +0200
+++ b/ANNOUNCE	Fri Jun 04 16:42:26 2010 +0200
@@ -7,8 +7,25 @@
 NEWS file in the distribution for more details.  Some notable changes
+* Explicit proof terms for type class reasoning.
+* Authentic syntax for *all* logical entities (type classes, type
+constructors, term constants): provides simple and robust
+correspondence between formal entities and concrete syntax.
+* HOL: Package for constructing quotient types.
+* HOL: Code generation now with simple concept for abstract
+datatypes obeying invariants;  applications for typical data structures
+(e.g. search trees) can be found in the library.
+* HOL: New development of the Reals using Cauchy Sequences.
+* HOL: Reorganization of abstract algebra type class hierarchy.
+* Commands 'types', 'typedecl' and 'typedef' now work within a local theory
+context -- without introducing dependencies on parameters or
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