src/ZF/Univ.thy
changeset 1478 2b8c2a7547ab
parent 1401 0c439768f45c
child 2469 b50b8c0eec01
     1.1 --- a/src/ZF/Univ.thy	Mon Feb 05 21:33:14 1996 +0100
     1.2 +++ b/src/ZF/Univ.thy	Tue Feb 06 12:27:17 1996 +0100
     1.3 @@ -1,6 +1,6 @@
     1.4 -(*  Title: 	ZF/univ.thy
     1.5 +(*  Title:      ZF/univ.thy
     1.6      ID:         $Id$
     1.7 -    Author: 	Lawrence C Paulson, Cambridge University Computer Laboratory
     1.8 +    Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
     1.9      Copyright   1992  University of Cambridge
    1.10  
    1.11  The cumulative hierarchy and a small universe for recursive types
    1.12 @@ -19,13 +19,13 @@
    1.13      univ        :: i=>i
    1.14  
    1.15  translations
    1.16 -    "Vset(x)"   == 	"Vfrom(0,x)"
    1.17 +    "Vset(x)"   ==      "Vfrom(0,x)"
    1.18  
    1.19  defs
    1.20      Vfrom_def   "Vfrom(A,i) == transrec(i, %x f. A Un (UN y:x. Pow(f`y)))"
    1.21  
    1.22      Vrec_def
    1.23 -   	"Vrec(a,H) == transrec(rank(a), %x g. lam z: Vset(succ(x)).      
    1.24 +        "Vrec(a,H) == transrec(rank(a), %x g. lam z: Vset(succ(x)).      
    1.25                               H(z, lam w:Vset(x). g`rank(w)`w)) ` a"
    1.26  
    1.27      univ_def    "univ(A) == Vfrom(A,nat)"