diff -r 66512c9e6bd6 -r c820b3cc3df0 src/HOL/Integ/Equiv.thy
--- a/src/HOL/Integ/Equiv.thy	Wed Jun 21 15:14:58 1995 +0200
+++ b/src/HOL/Integ/Equiv.thy	Wed Jun 21 15:47:10 1995 +0200
@@ -23,6 +23,6 @@
     equiv_def     "equiv A r == refl A r & sym(r) & trans(r)"
     quotient_def  "A/r == UN x:A. {r^^{x}}"  
     congruent_def   "congruent r b  == ALL y z. (y,z):r --> b(y)=b(z)"
-    congruent2_def  "congruent2 r b == ALL y1 z1 y2 z2. \
-\           (y1,z1):r --> (y2,z2):r --> b y1 y2 = b z1 z2"
+    congruent2_def  "congruent2 r b == ALL y1 z1 y2 z2. 
+           (y1,z1):r --> (y2,z2):r --> b y1 y2 = b z1 z2"
 end