src/ZF/Rel.thy
changeset 1478 2b8c2a7547ab
parent 1401 0c439768f45c
child 2469 b50b8c0eec01
--- a/src/ZF/Rel.thy	Mon Feb 05 21:33:14 1996 +0100
+++ b/src/ZF/Rel.thy	Tue Feb 06 12:27:17 1996 +0100
@@ -1,6 +1,6 @@
-(*  Title: 	ZF/Rel.thy
+(*  Title:      ZF/Rel.thy
     ID:         $Id$
-    Author: 	Lawrence C Paulson, Cambridge University Computer Laboratory
+    Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
     Copyright   1994  University of Cambridge
 
 Relations in Zermelo-Fraenkel Set Theory 
@@ -10,7 +10,7 @@
 consts
     refl,irrefl,equiv      :: [i,i]=>o
     sym,asym,antisym,trans :: i=>o
-    trans_on               :: [i,i]=>o	("trans[_]'(_')")
+    trans_on               :: [i,i]=>o  ("trans[_]'(_')")
 
 defs
   refl_def     "refl(A,r) == (ALL x: A. <x,x> : r)"
@@ -25,7 +25,7 @@
 
   trans_def    "trans(r) == ALL x y z. <x,y>: r --> <y,z>: r --> <x,z>: r"
 
-  trans_on_def "trans[A](r) == ALL x:A. ALL y:A. ALL z:A. 	
+  trans_on_def "trans[A](r) == ALL x:A. ALL y:A. ALL z:A.       
                           <x,y>: r --> <y,z>: r --> <x,z>: r"
 
   equiv_def    "equiv(A,r) == r <= A*A & refl(A,r) & sym(r) & trans(r)"