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src/HOL/Lex/Prefix.thy
author paulson
Wed, 11 Mar 1998 11:03:43 +0100
changeset 4732 10af4886b33f
parent 1476 608483c2122a
child 6675 63e53327f5e5
permissions -rw-r--r--
Arith.thy -> thy; proved a few new theorems

(*  Title:      HOL/Lex/Prefix.thy
    ID:         $Id$
    Author:     Tobias Nipkow
    Copyright   1995 TUM
*)

Prefix = List +

arities list :: (term)ord

defs
        prefix_def     "xs <= zs  ==  ? ys. zs = xs@ys"
end
isabelle