From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.help Subject: Re: [OFFTOPIC] Re: Appending lists Date: Fri, 18 Jun 2021 10:15:03 -0400 Message-ID: References: <4tl1yvylvg1fxx5eefjs9mnk.1623688568572@email.android.com> <87o8c8l32h.fsf@posteo.net> <87zgvs2bup.fsf@zoho.eu> <87y2bby1kr.fsf@zoho.eu> <20210615091834.GB24886@tuxteam.de> <87im2ewr3k.fsf@zoho.eu> <20210616072819.GB17919@tuxteam.de> <20210616151101.GB5669@tuxteam.de> <875yydtnqz.fsf@zoho.eu> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="15651"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: Stefan Monnier via Users list for the GNU Emacs text editor To: Arthur Miller Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jun 18 16:17:05 2021 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 1luFIv-0003ok-J8 for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 18 Jun 2021 16:17:05 +0200 Original-Received: from localhost ([::1]:37562 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1luFIu-00086Y-Hz for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 18 Jun 2021 10:17:04 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50918) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1luFH5-00080s-UU for help-gnu-emacs@gnu.org; Fri, 18 Jun 2021 10:15:12 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:38965) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1luFH2-0004gg-Bq for help-gnu-emacs@gnu.org; Fri, 18 Jun 2021 10:15:10 -0400 Original-Received: from pmg3.iro.umontreal.ca (localhost [127.0.0.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id 64748440A12; Fri, 18 Jun 2021 10:15:05 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg3.iro.umontreal.ca (Proxmox) with ESMTP id 1824144038F; Fri, 18 Jun 2021 10:15:04 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1624025704; bh=2E8e7COHVQk3yVYgrTAXXNONVscfoXhfOPQP31jTCgE=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=ENFzCOIK+KwTmHCvOOoMO6OEx2mLpkpwO76wDzTc/FHnd08Zt0VVG+UwIcqWl+Koy RNVm8CCtlPEL0sRVW3l89BqKYRXZBYrsFWrnIeCO6IBpMq1bEmu344NfGWBJ0MPVF6 hRUHjdoWcfJLZDPXQchoslpoVTue/Dz7cehAGf7x43hQJG+ej7waxrsgs3OKcCJfLE avsNUbsEYdBS17IB+XHt6TNSGTZH7raPbk4IyjQ1KAgMG1chGAW4RLdMdDbS5mFOE+ IU/wm1MNZQCsnBmBLcMJ3qP+8pOMf3TtZPSx21DOPIF5fvywv6PUFveANbYmyPqb+2 +OM6UfZ8lDsSQ== Original-Received: from alfajor (69-196-163-239.dsl.teksavvy.com [69.196.163.239]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id B514C120348; Fri, 18 Jun 2021 10:15:03 -0400 (EDT) In-Reply-To: (Arthur Miller's message of "Fri, 18 Jun 2021 01:53:38 +0200") Received-SPF: pass client-ip=132.204.25.50; envelope-from=monnier@iro.umontreal.ca; helo=mailscanner.iro.umontreal.ca X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 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" Xref: news.gmane.io gmane.emacs.help:130979 Archived-At: > It seems like it is impossible, or at least very difficult, to give a > definition of what time is without referring to time itself, in some > form. Just wonder if it is possible to aplly the type theory to solve > the problem, I never had time to read those works by Russel myself. That reminds me of: https://www.quantamagazine.org/does-time-really-flow-new-clues-come-from-a-century-old-approach-to-math-20200407/ [ The relationship being that type theory is generally associated with constructive logic rather than with classical logic. ] -- Stefan