src/HOL/AxClasses/Tutorial/Group.thy
changeset 2907 0e272e4c7cb2
parent 1247 18b1441fb603
child 8920 af5e09b6c208
     1.1 --- a/src/HOL/AxClasses/Tutorial/Group.thy	Fri Apr 04 16:03:11 1997 +0200
     1.2 +++ b/src/HOL/AxClasses/Tutorial/Group.thy	Fri Apr 04 16:03:44 1997 +0200
     1.3 @@ -19,7 +19,7 @@
     1.4  axclass
     1.5    group < semigroup
     1.6    left_unit     "1 <*> x = x"
     1.7 -  left_inv      "inv x <*> x = 1"
     1.8 +  left_inverse  "inverse x <*> x = 1"
     1.9  
    1.10  
    1.11  (* abelian groups *)