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src/HOL/IMPP/Com.thy
changeset 80914 d97fdabd9e2b
parent 67613 ce654b0e6d69 
--- a/src/HOL/IMPP/Com.thy	Fri Sep 20 19:07:10 2024 +0200
+++ b/src/HOL/IMPP/Com.thy	Fri Sep 20 19:51:08 2024 +0200
@@ -33,13 +33,13 @@
 
 datatype com
       = SKIP
-      | Ass   vname aexp        ("_:==_"                [65, 65    ] 60)
-      | Local loc aexp com      ("LOCAL _:=_ IN _"      [65,  0, 61] 60)
-      | Semi  com  com          ("_;; _"                [59, 60    ] 59)
-      | Cond  bexp com com      ("IF _ THEN _ ELSE _"   [65, 60, 61] 60)
-      | While bexp com          ("WHILE _ DO _"         [65,     61] 60)
+      | Ass   vname aexp        (\<open>_:==_\<close>                [65, 65    ] 60)
+      | Local loc aexp com      (\<open>LOCAL _:=_ IN _\<close>      [65,  0, 61] 60)
+      | Semi  com  com          (\<open>_;; _\<close>                [59, 60    ] 59)
+      | Cond  bexp com com      (\<open>IF _ THEN _ ELSE _\<close>   [65, 60, 61] 60)
+      | While bexp com          (\<open>WHILE _ DO _\<close>         [65,     61] 60)
       | BODY  pname
-      | Call  vname pname aexp  ("_:=CALL _'(_')"       [65, 65,  0] 60)
+      | Call  vname pname aexp  (\<open>_:=CALL _'(_')\<close>       [65, 65,  0] 60)
 
 consts bodies :: "(pname  *  com) list"(* finitely many procedure definitions *)
 definition
isabelle