From: utzoo!decvax!ucbvax!G:shallit Newsgroups: net.lang.apl Title: Re: replicating revisted Article-I.D.: populi.169 Posted: Mon May 10 09:37:20 1982 Received: Tue May 11 01:37:05 1982 The only trouble with Honton's solution is that by definition, a self-replicating expression is a character vector that yields the same character vector when executed, and '1 0 1' does not give the same character vector when executed (it returns a numeric vector of length 3)./Jeff Shallit