From: utzoo!decvax!harpo!npoiv!alice!rhm Newsgroups: net.misc Title: Re: Food Quality Question Article-I.D.: alice.822 Posted: Sat Jul 31 15:37:18 1982 Received: Sun Aug 1 01:50:42 1982 References: idis.131 Are we really going to get bits and pieces of Smullyan's book plastered all over the net? No, the two statements are not logically equivalent, by any possible interpretation that does not include a screenful of caveats. This is just one of many levels of errors in Smullyan's book. He took a course in logic once but cut the first three classes (so it seems) and then wrote a book about it.