From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: William Elliot Newsgroups: gmane.emacs.help Subject: Re: Lambda calculus and it relation to LISP Date: Tue, 8 Oct 2002 21:48:08 -0700 Organization: Newsfeeds.com http://www.newsfeeds.com 80,000+ UNCENSORED Newsgroups. Sender: help-gnu-emacs-admin@gnu.org Message-ID: <20021008214655.W89742-100000@agora.rdrop.com> References: <9e8ebeb2.0210041920.2e480123@posting.google.com> <7vbs69b9wr.fsf@gehennom.net> NNTP-Posting-Host: localhost.gmane.org Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Trace: main.gmane.org 1034139259 30819 127.0.0.1 (9 Oct 2002 04:54:19 GMT) X-Complaints-To: usenet@main.gmane.org NNTP-Posting-Date: Wed, 9 Oct 2002 04:54:19 +0000 (UTC) Return-path: Original-Received: from monty-python.gnu.org ([199.232.76.173]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 17z8rS-00080x-00 for ; Wed, 09 Oct 2002 06:54:18 +0200 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.10) id 17z8oQ-0003kC-00; Wed, 09 Oct 2002 00:51:10 -0400 Original-Newsgroups: gnu.emacs.help,comp.lang.lisp,sci.math,sci.logic X-X-Sender: In-Reply-To: Original-NNTP-Posting-Host: 199.26.172.34 Original-X-Trace: corp.newsgroups.com 1034137810 199.26.172.34 (8 Oct 2002 23:30:10 -0500) Original-Lines: 18 X-Comments: This message was posted through Newsfeeds.com X-Comments2: IMPORTANT: Newsfeeds.com does not condone, nor support, spam or any illegal or copyrighted postings. X-Comments3: IMPORTANT: Under NO circumstances will postings containing illegal or copyrighted material through this service be tolerated!! X-Report: Please report illegal or inappropriate use to X-Abuse-Info: Please be sure to forward a copy of ALL headers, INCLUDING the body (DO NOT SEND ATTACHMENTS) Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!l-out.nntp.be!corp.newsgroups.com!agora.rdrop.com!mars Original-Xref: shelby.stanford.edu gnu.emacs.help:105851 comp.lang.lisp:96033 sci.math:550539 sci.logic:61799 Original-To: help-gnu-emacs@gnu.org Errors-To: help-gnu-emacs-admin@gnu.org X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.0.11 Precedence: bulk List-Help: List-Post: List-Subscribe: , List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: Xref: main.gmane.org gmane.emacs.help:2398 X-Report-Spam: http://spam.gmane.org/gmane.emacs.help:2398 On Wed, 9 Oct 2002, James Wong wrote: > > While we are on the topic of Scheme and recursion: > > ((lambda (f n) (f f n)) > > (lambda (f n) (if (= 0 n) 1 (* n (f f (- n 1))))) 5) > > > > Recursion without a function actually calling itself! > > This was an "Extra for Experts" hw problem for us in Berkeley. I didn't get > it, so I tip my hat to you. > It reduces to factorial 5. -----= Posted via Newsfeeds.Com, Uncensored Usenet News =----- http://www.newsfeeds.com - The #1 Newsgroup Service in the World! -----== Over 80,000 Newsgroups - 16 Different Servers! =-----