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From: paull@hpcvck.UUCP
Newsgroups: comp.lang.apl
Subject: Re: APL puzzle based on Unix' Escapes
Message-ID: <4000003@hpcvck.HP>
Date: Tue, 24-Feb-87 14:10:50 EST
Article-I.D.: hpcvck.4000003
Posted: Tue Feb 24 14:10:50 1987
Date-Received: Sun, 1-Mar-87 09:12:27 EST
References: <29000002@infbs.UUCP>
Organization: Hewlett-Packard Co., Corvallis, Oregon
Lines: 5

Oops, I forgot the negate

FUN {is assigned} {negate} 1 {drop} {nand} {scan} ...

                  ^^^^^^^^