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src/HOL/Lex/Prefix.thy
author nipkow
Sat, 18 Nov 1995 14:55:44 +0100
changeset 1344 f172a7f14e49
child 1476 608483c2122a
permissions -rw-r--r--
Half a lexical analyzer generator.

(*  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