src/HOL/Modelcheck/MuckeExample2.thy
author mueller
Thu Apr 22 10:56:37 1999 +0200 (1999-04-22)
changeset 6466 2eba94dc5951
child 17272 c63e5220ed77
permissions -rw-r--r--
added modelchecker mucke besides modelchecker eindhoven;
     1 (*  Title:      HOL/Modelcheck/MuckeExample2.thy
     2     ID:         $Id$
     3     Author:     Olaf Mueller, Jan Philipps, Robert Sandner
     4     Copyright   1997  TU Muenchen
     5 *)
     6 
     7 
     8 MuckeExample2 = MuckeSyn +
     9 
    10 consts
    11 
    12   Init  :: "bool pred"
    13   R	:: "[bool,bool] => bool"
    14   Reach	:: "bool pred"
    15   Reach2:: "bool pred"
    16 
    17 defs
    18 
    19   Init_def " Init x == x"
    20 
    21   R_def "R x y == (x & ~y) | (~x & y)"
    22 
    23   Reach_def "Reach == mu (%Q x. Init x | (? y. Q y & R y x))"
    24 
    25   Reach2_def "Reach2 == mu (%Q x. Reach x | (? y. Q y & R y x))"
    26 
    27 end