changeset 37317 5164c4ec787b
parent 37159 07f3f5a03e98
child 37353 b6222a65bacf
--- 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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