src/HOL/Lex/Prefix.thy
author nipkow
Tue Apr 08 10:48:42 1997 +0200 (1997-04-08)
changeset 2919 953a47dc0519
parent 1476 608483c2122a
child 6675 63e53327f5e5
permissions -rw-r--r--
Dep. on Provers/nat_transitive
     1 (*  Title:      HOL/Lex/Prefix.thy
     2     ID:         $Id$
     3     Author:     Tobias Nipkow
     4     Copyright   1995 TUM
     5 *)
     6 
     7 Prefix = List +
     8 
     9 arities list :: (term)ord
    10 
    11 defs
    12         prefix_def     "xs <= zs  ==  ? ys. zs = xs@ys"
    13 end