From jcowan@reutershealth.com Thu Oct 17 06:09:41 2002 Return-Path: X-Sender: lojban-out@lojban.org X-Apparently-To: lojban@yahoogroups.com Received: (EGP: mail-8_2_2_1); 17 Oct 2002 13:09:38 -0000 Received: (qmail 80845 invoked from network); 17 Oct 2002 13:09:38 -0000 Received: from unknown (66.218.66.216) by m9.grp.scd.yahoo.com with QMQP; 17 Oct 2002 13:09:38 -0000 Received: from unknown (HELO digitalkingdom.org) (204.152.186.175) by mta1.grp.scd.yahoo.com with SMTP; 17 Oct 2002 13:09:40 -0000 Received: from lojban-out by digitalkingdom.org with local (Exim 4.05) id 182ATv-0006x6-00 for lojban@yahoogroups.com; Thu, 17 Oct 2002 06:14:31 -0700 Received: from digitalkingdom.org ([204.152.186.175] helo=chain) by digitalkingdom.org with esmtp (Exim 4.05) id 182ATM-0006wo-00; Thu, 17 Oct 2002 06:13:57 -0700 Received: with ECARTIS (v1.0.0; list lojban-list); Thu, 17 Oct 2002 06:13:56 -0700 (PDT) Received: from [65.246.141.151] (helo=mail2.reutershealth.com) by digitalkingdom.org with esmtp (Exim 4.05) id 182ATI-0006wf-00 for lojban-list@lojban.org; Thu, 17 Oct 2002 06:13:52 -0700 Received: from skunk.reutershealth.com (IDENT:cowan@[10.65.117.21]) by mail2.reutershealth.com (Pro-8.9.3/Pro-8.9.3) with SMTP id JAA19910; Thu, 17 Oct 2002 09:20:13 -0400 (EDT) Message-Id: <200210171320.JAA19910@mail2.reutershealth.com> Received: by skunk.reutershealth.com (sSMTP sendmail emulation); Thu, 17 Oct 2002 09:07:20 -0400 Subject: [lojban] Re: zil To: arosta@uclan.ac.uk Date: Thu, 17 Oct 2002 09:07:20 -0400 (EDT) Cc: lojban-list@lojban.org (lojban-list) In-Reply-To: from "And Rosta" at Oct 17, 2002 01:43:43 PM X-Mailer: ELM [version 2.5 PL6] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-archive-position: 2239 X-ecartis-version: Ecartis v1.0.0 Sender: lojban-list-bounce@lojban.org Errors-to: lojban-list-bounce@lojban.org X-original-sender: jcowan@reutershealth.com Precedence: bulk X-list: lojban-list From: John Cowan Reply-To: jcowan@reutershealth.com X-Yahoo-Group-Post: member; u=8122456 X-Yahoo-Profile: john_w_cowan And Rosta scripsit: > The meaning/effect of zi'o itself turns out to be a tad controversial. What is the controversy? > According to me, it serves to redefine the selbri so that it needn't > express a relation in which the zihoed place plays a part. And according to me. To be precise, zi'o provides the operation of the relational algebra called "projection", whereby an n-place relation becomes an (n-1)-place relation. > An example: > > pikta > x1 is a ticket entitling x2 to entitlement/privilege x3 under conditions x4 > > zilpikta (< zilpavypikta) > x1 has right/entitlement/privilege x2 under conditions x3 An excellent example! -- John Cowan jcowan@reutershealth.com http://www.reutershealth.com http://www.ccil.org/~cowan Humpty Dump Dublin squeaks through his norse Humpty Dump Dublin hath a horrible vorse But for all his kinks English / And his irismanx brogues Humpty Dump Dublin's grandada of all rogues. --Cousin James