From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#33052: 26.1; Emacs Calc Problem with sec and related trig functions Date: Wed, 10 Jul 2019 16:20:53 +0200 Message-ID: <87tvbu2coq.fsf@mouse.gnus.org> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="14034"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: 33052@debbugs.gnu.org To: Pierce Wang Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Jul 10 16:33:03 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hlDeX-0003IS-5J for geb-bug-gnu-emacs@m.gmane.org; Wed, 10 Jul 2019 16:33:01 +0200 Original-Received: from localhost ([::1]:33950 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hlDU2-0004iP-5H for geb-bug-gnu-emacs@m.gmane.org; Wed, 10 Jul 2019 10:22:10 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:44126) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hlDTw-0004gQ-Db for bug-gnu-emacs@gnu.org; Wed, 10 Jul 2019 10:22:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hlDTu-00028d-HD for bug-gnu-emacs@gnu.org; Wed, 10 Jul 2019 10:22:04 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:55750) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hlDTu-00027z-AE for bug-gnu-emacs@gnu.org; Wed, 10 Jul 2019 10:22:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hlDTt-0007OQ-TH for bug-gnu-emacs@gnu.org; Wed, 10 Jul 2019 10:22:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 10 Jul 2019 14:22:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 33052 X-GNU-PR-Package: emacs Original-Received: via spool by 33052-submit@debbugs.gnu.org id=B33052.156276846128308 (code B ref 33052); Wed, 10 Jul 2019 14:22:01 +0000 Original-Received: (at 33052) by debbugs.gnu.org; 10 Jul 2019 14:21:01 +0000 Original-Received: from localhost ([127.0.0.1]:36335 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hlDSv-0007MJ-3i for submit@debbugs.gnu.org; Wed, 10 Jul 2019 10:21:01 -0400 Original-Received: from quimby.gnus.org ([80.91.231.51]:38798) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hlDSr-0007M8-Rs for 33052@debbugs.gnu.org; Wed, 10 Jul 2019 10:20:59 -0400 Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=marnie) by quimby.gnus.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hlDSn-00012I-Dp; Wed, 10 Jul 2019 16:20:55 +0200 In-Reply-To: (Pierce Wang's message of "Mon, 15 Oct 2018 12:04:08 -0700") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:162639 Archived-At: Pierce Wang writes: > Trying to evaluate "sec(pi/4)" in Calc's algebraic mode returns a "Wrong > type argument" instead of returning "sec( pi / 4 )" in the Calc as it > should. This bug is replicated with any number n (for sec(pi/n)) where n != 1. > > Recipe from emacs -Q: > C-x * * > m r > 'sec(pi/4) I spent half an hour trying to debug this, but the Calc code is a mystery to me, with everything happening... somewhere else, and functions that don't take inputs but getting stuff from the environment. Or perhaps I just don't understand the approach, which is pretty likely. Does anybody else know how to debug things in Calc these days? -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no