From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Sebastian Tennant Newsgroups: gmane.lisp.guile.user Subject: Re: Parameters Date: Mon, 04 Feb 2008 19:22:44 +0200 Message-ID: <87ve541vrv.fsf@moley.moleskin.org> References: <87lk603k3u.fsf@moley.moleskin.org> <87myqgx0bo.fsf@dellish.bordeaux.inria.fr> <8763x43gow.fsf@moley.moleskin.org> <87myqgu3jj.fsf@dellish.bordeaux.inria.fr> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: ger.gmane.org 1202146040 7617 80.91.229.12 (4 Feb 2008 17:27:20 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 4 Feb 2008 17:27:20 +0000 (UTC) To: guile-user@gnu.org Original-X-From: guile-user-bounces+guile-user=m.gmane.org@gnu.org Mon Feb 04 18:27:40 2008 Return-path: Envelope-to: guile-user@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1JM56D-0006ns-Ay for guile-user@m.gmane.org; Mon, 04 Feb 2008 18:27:17 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JM55l-0006FH-9K for guile-user@m.gmane.org; Mon, 04 Feb 2008 12:26:49 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1JM527-0001Xj-Bf for guile-user@gnu.org; Mon, 04 Feb 2008 12:23:03 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1JM525-0001UY-Cg for guile-user@gnu.org; Mon, 04 Feb 2008 12:23:02 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JM525-0001UP-0n for guile-user@gnu.org; Mon, 04 Feb 2008 12:23:01 -0500 Original-Received: from main.gmane.org ([80.91.229.2] helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1JM524-0007UF-PJ for guile-user@gnu.org; Mon, 04 Feb 2008 12:23:00 -0500 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1JM520-0004q3-Je for guile-user@gnu.org; Mon, 04 Feb 2008 17:22:56 +0000 Original-Received: from 85.105.17.65 ([85.105.17.65]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 04 Feb 2008 17:22:56 +0000 Original-Received: from sebyte by 85.105.17.65 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 04 Feb 2008 17:22:56 +0000 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 23 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 85.105.17.65 User-Agent: Gnus/5.110007 (No Gnus v0.7) Emacs/22.1 (gnu/linux) Cancel-Lock: sha1:PN0I+p2IFGEUuVxcBnKr2ofI+NE= X-detected-kernel: by monty-python.gnu.org: Linux 2.6, seldom 2.4 (older, 4) X-BeenThere: guile-user@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: General Guile related discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: guile-user-bounces+guile-user=m.gmane.org@gnu.org Errors-To: guile-user-bounces+guile-user=m.gmane.org@gnu.org Xref: news.gmane.org gmane.lisp.guile.user:6408 Archived-At: Quoth ludo@gnu.org (Ludovic Courtès): >>> (define add >>> (lambda (l) >>> (let loop ((l l) >>> (result 0)) >>> (if (null? l) >>> result >>> (loop (cdr l) (+ result (car l))))))) >> >> Noted. > > Or, more elegantly: > > (use-modules (srfi srfi-1)) > > (define add > (lambda (l) > (fold + 0 l))) Wow! More elegantly indeed! Many thanks Ludovic.