author nipkow
Mon, 06 Aug 2001 13:43:24 +0200
changeset 11464 ddea204de5bc
parent 11109 ce1cefc6c14c
child 11600 bbd6268e0b4b
permissions -rw-r--r--
turned translation for 1::nat into def. introduced 1' and replaced most occurrences of 1 by 1'.

Subject: Announcing Isabelle99-2

Isabelle99-2 is now available.  This release continues the line of
Isabelle99, introducing various improvements in robustness and

The most prominent highlights of Isabelle99-2 are as follows.  See the
NEWS file distributed with Isabelle for more details.

  * Poly/ML 4.0 used by default
    More robust, less disk space required.

  * Simplifier (Stefan Berghofer)
    Proper implementation as a derived rule, outside the kernel!

  * Improved document preparation (Markus Wenzel)
    Near math-mode, sub/super scripts, more symbols etc.

  * Isabelle/Isar (Markus Wenzel)
    Numerous usability improvements, e.g. support for initial
    schematic goals, failure prediction of subgoal statements,
    handling of non-atomic statements in induction.

  * HOL/Library (Gertrud Bauer, Tobias Nipkow, Lawrence C Paulson,
      Thomas M Rasmussen, Markus Wenzel)
    A collection of generic theories to be used together with main HOL.

  * HOL/Real and HOL/Hyperreal (Jacques Fleuriot, Lawrence C Paulson)
    General cleanup, more on nonstandard real analysis.

  * HOL/Unix (Markus Wenzel)
    Some Aspects of Unix file-system security; demonstrates
    Isabelle/Isar in typical system modelling and verification tasks.

  * HOL/Tutorial (Tobias Nipkow, Lawrence C Paulson)
    Extended version of the Isabelle/HOL tutorial.

You may get Isabelle99-2 from any of the following mirror sites:

  Cambridge (UK)
  Munich (Germany)
  New Jersey (USA)
  Stanford (USA)