From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Richard Stallman Newsgroups: gmane.emacs.devel Subject: Re: Using the GNU GMP Library for Bignums in Emacs Date: Mon, 23 Apr 2018 22:54:23 -0400 Message-ID: References: <29f933ac-a6bf-8742-66a7-0a9d6d3e5a88@disroot.org> <83bmecy6fx.fsf@gnu.org> <0d3175d8-d996-651e-b221-71978bde3a65@cs.ucla.edu> <42cbc5ab-2f02-4aa5-4b19-7b2357f91692@cs.ucla.edu> Reply-To: rms@gnu.org NNTP-Posting-Host: blaine.gmane.org Content-Type: text/plain; charset=Utf-8 X-Trace: blaine.gmane.org 1524538378 8685 195.159.176.226 (24 Apr 2018 02:52:58 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 24 Apr 2018 02:52:58 +0000 (UTC) Cc: eller.helmut@gmail.com, emacs-devel@gnu.org To: Paul Eggert Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Apr 24 04:52:53 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fAo4a-0002Bz-Lu for ged-emacs-devel@m.gmane.org; Tue, 24 Apr 2018 04:52:52 +0200 Original-Received: from localhost ([::1]:56261 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAo6h-0006Ln-Dl for ged-emacs-devel@m.gmane.org; Mon, 23 Apr 2018 22:55:03 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:57564) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAo68-00064y-Jg for emacs-devel@gnu.org; Mon, 23 Apr 2018 22:54:29 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fAo67-0000MA-JT for emacs-devel@gnu.org; Mon, 23 Apr 2018 22:54:28 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:54651) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fAo63-0000JA-NZ; Mon, 23 Apr 2018 22:54:23 -0400 Original-Received: from rms by fencepost.gnu.org with local (Exim 4.82) (envelope-from ) id 1fAo63-0007u8-A4; Mon, 23 Apr 2018 22:54:23 -0400 In-reply-to: (message from Paul Eggert on Sun, 22 Apr 2018 21:41:02 -0700) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:224823 Archived-At: [[[ To any NSA and FBI agents reading my email: please consider ]]] [[[ whether defending the US Constitution against all enemies, ]]] [[[ foreign or domestic, requires you to follow Snowden's example. ]]] > No doubt people occasionally want C-like formatting (i.e., print a > negative number modulo 2**W where W is the word width), but once > we have bignums the notion of the "word width" becomes dubious, In a theoretical sense, yes -- but I doubt that that matters in practice. In practice, I think, the cases where one wants hexadecimal are cases where there is a word width. > and in practice it's cleaner and more useful to print hexadecimal > integers in the usual mathematical way. Would you tell me about some of the cases where you wanted hexadecimal output and you wanted negative numbers to use a minus sign? I ask because I am skeptical that such cases exist. -- Dr Richard Stallman President, Free Software Foundation (https://gnu.org, https://fsf.org) Internet Hall-of-Famer (https://internethalloffame.org) Skype: No way! See https://stallman.org/skype.html.