From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg Newsgroups: gmane.emacs.help Subject: Re: The next exercise Date: Sat, 10 Dec 2022 08:28:44 +0100 Message-ID: <87fsdnhg43.fsf@dataswamp.org> References: <87tu24tmv6.fsf@web.de> <87y1rgs472.fsf@web.de> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="12166"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:YITbw8Wz+rKxROOtcwf12+l73SA= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Sat Dec 10 11:22:56 2022 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1p3x0R-0002yx-GU for geh-help-gnu-emacs@m.gmane-mx.org; Sat, 10 Dec 2022 11:22:55 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1p3x08-0007o5-Po; Sat, 10 Dec 2022 05:22:37 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1p3uI2-00087Q-EF for help-gnu-emacs@gnu.org; Sat, 10 Dec 2022 02:28:54 -0500 Original-Received: from ciao.gmane.io ([116.202.254.214]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1p3uI0-0006zV-FA for help-gnu-emacs@gnu.org; Sat, 10 Dec 2022 02:28:53 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1p3uHy-00093p-NV for help-gnu-emacs@gnu.org; Sat, 10 Dec 2022 08:28:50 +0100 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Sat, 10 Dec 2022 05:22:35 -0500 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:141571 Archived-At: tomas wrote: >> Or you remember how e can be introduced: with >> >> / 1\ n / 1\ n+1 >> a_n := |1 + -| and b_n := |1 + -| >> \ n/ \ n/ > > FWIW, I started with the binomial formula, > > (1000 + 1)^1000 = 1000^1000 + (n-over-1) * 1000^999 + ... Is this the new exercise, to estimate e? What does it mean to introduce something? I'm not familiar with :=, I guess that's introduction then. But I've seen that somewhere, Pascal? Right, it the assignment operator so then I take it introduction just means to say something is said to denote something else. I use to thing the Pascal := had a point since then you could use = as in math (and don't double down with == for equals) but I've never given it any more thought since I got hooked on Lisp and now I realize why ... -- underground experts united https://dataswamp.org/~incal