src/HOL/Prod.thy
changeset 967 bfcb53497a99
parent 923 ff1574a81019
child 972 e61b058d58d2
     1.1 --- a/src/HOL/Prod.thy	Mon Mar 20 15:37:03 1995 +0100
     1.2 +++ b/src/HOL/Prod.thy	Tue Mar 21 13:21:48 1995 +0100
     1.3 @@ -58,7 +58,7 @@
     1.4    unit = "{p. p = True}"
     1.5  
     1.6  consts
     1.7 -  Unity         :: "unit"                       ("<>")
     1.8 +  Unity         :: "unit"                       ("'(')")
     1.9  
    1.10  defs
    1.11    Unity_def     "Unity == Abs_Unit(True)"