src/ZF/Epsilon.thy
changeset 1478 2b8c2a7547ab
parent 1401 0c439768f45c
child 2469 b50b8c0eec01
--- a/src/ZF/Epsilon.thy	Mon Feb 05 21:33:14 1996 +0100
+++ b/src/ZF/Epsilon.thy	Tue Feb 06 12:27:17 1996 +0100
@@ -1,6 +1,6 @@
-(*  Title: 	ZF/epsilon.thy
+(*  Title:      ZF/epsilon.thy
     ID:         $Id$
-    Author: 	Lawrence C Paulson, Cambridge University Computer Laboratory
+    Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
     Copyright   1993  University of Cambridge
 
 Epsilon induction and recursion
@@ -12,7 +12,7 @@
     transrec    ::      [i, [i,i]=>i] =>i
 
 defs
-  eclose_def	"eclose(A) == UN n:nat. nat_rec(n, A, %m r. Union(r))"
-  transrec_def	"transrec(a,H) == wfrec(Memrel(eclose({a})), a, H)"
-  rank_def    	"rank(a) == transrec(a, %x f. UN y:x. succ(f`y))"
+  eclose_def    "eclose(A) == UN n:nat. nat_rec(n, A, %m r. Union(r))"
+  transrec_def  "transrec(a,H) == wfrec(Memrel(eclose({a})), a, H)"
+  rank_def      "rank(a) == transrec(a, %x f. UN y:x. succ(f`y))"
 end