From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Scott Frazer Newsgroups: gmane.emacs.help Subject: Re: lisp question Date: Tue, 01 May 2007 16:32:31 -0400 Organization: Ye 'Ol Disorganized NNTPCache groupie Message-ID: <1178051553.386102@sj-nntpcache-2.cisco.com> References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: sea.gmane.org 1178053202 17707 80.91.229.12 (1 May 2007 21:00:02 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Tue, 1 May 2007 21:00:02 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Tue May 01 22:59:56 2007 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1HizRz-0002SM-Nk for geh-help-gnu-emacs@m.gmane.org; Tue, 01 May 2007 22:59:56 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1HizYI-0005GT-FU for geh-help-gnu-emacs@m.gmane.org; Tue, 01 May 2007 17:06:26 -0400 Original-Path: shelby.stanford.edu!headwall.stanford.edu!newshub.sdsu.edu!nx01.iad01.newshosting.com!newshosting.com!140.99.99.194.MISMATCH!news-in-02.newsfeed.easynews.com!easynews.com!easynews!hwmnpeer01.phx!news.highwinds-media.com!hw-filter.phx!newsfe12.phx.POSTED!53ab2750!not-for-mail User-Agent: Thunderbird 2.0.0.0 (Windows/20070326) Original-Newsgroups: gnu.emacs.help In-Reply-To: Cache-Post-Path: sj-nntpcache-2.cisco.com!unknown@dhcp-64-102-76-162.cisco.com X-Cache: nntpcache 3.0.2 (see http://www.nntpcache.com/) Original-Lines: 8 Original-NNTP-Posting-Host: 171.70.140.15 Original-X-Complaints-To: newsadmin@cisco.com Original-X-Trace: newsfe12.phx 1178051553 171.70.140.15 (Tue, 01 May 2007 13:32:33 MST) Original-NNTP-Posting-Date: Tue, 01 May 2007 13:32:33 MST Original-Xref: shelby.stanford.edu gnu.emacs.help:147855 X-Mailman-Approved-At: Tue, 01 May 2007 17:03:35 -0400 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:43459 Archived-At: A Soare wrote: > What determined the mathematicians to give the definition of x^0 = 1, not defined for x=0 ? > y = x^0 ln(y) = ln(x^0) = ln(x) * 0 = 0 and since ln(1) = 0, y = 1 for any (non-zero) value of x