src/HOL/IMP/Com.thy
author wenzelm
Wed, 04 Dec 2013 18:59:20 +0100
changeset 54667 4dd08fe126ba
parent 52046 bc01725d7918
child 58305 57752a91eec4
permissions -rw-r--r--
remove junk;

header "IMP --- A Simple Imperative Language"

theory Com imports BExp begin

datatype
  com = SKIP 
      | Assign vname aexp       ("_ ::= _" [1000, 61] 61)
      | Seq    com  com         ("_;;/ _"  [60, 61] 60)
      | If     bexp com com     ("(IF _/ THEN _/ ELSE _)"  [0, 0, 61] 61)
      | While  bexp com         ("(WHILE _/ DO _)"  [0, 61] 61)

end