From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/87991 Path: news.gmane.org!not-for-mail From: Wolfgang Schuster Newsgroups: gmane.comp.tex.context Subject: Re: underbraces get progressively more misaligned (w/ minimal example) Date: Thu, 3 Jul 2014 21:21:55 +0200 Message-ID: <66D45391-7643-4952-BF98-7439FCEC856B@gmail.com> References: <87d2dsnhui.fsf@approx.mit.edu> <877g40nhcl.fsf@approx.mit.edu> <87k37u7m4e.fsf@approx.mit.edu> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.6\)) Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1404415350 10855 80.91.229.3 (3 Jul 2014 19:22:30 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 3 Jul 2014 19:22:30 +0000 (UTC) Cc: Hans Hagen , sanjoy@MIT.EDU To: mailing list for ConTeXt users Original-X-From: ntg-context-bounces@ntg.nl Thu Jul 03 21:22:25 2014 Return-path: Envelope-to: gctc-ntg-context-518@m.gmane.org Original-Received: from balder.ntg.nl ([5.39.185.229]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1X2maP-00062H-Jk for gctc-ntg-context-518@m.gmane.org; Thu, 03 Jul 2014 21:22:25 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 176CC10220 for ; Thu, 3 Jul 2014 21:22:25 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id RO507v6gTloI for ; Thu, 3 Jul 2014 21:22:24 +0200 (CEST) Original-Received: from balder.ntg.nl (localhost [IPv6:::1]) by balder.ntg.nl (Postfix) with ESMTP id 3716210224 for ; Thu, 3 Jul 2014 21:22:17 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id A7799101E8 for ; Thu, 3 Jul 2014 21:22:13 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at balder.ntg.nl Original-Received: from balder.ntg.nl ([127.0.0.1]) by localhost (balder.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id OH5ZFEACYjU1 for ; Thu, 3 Jul 2014 21:22:08 +0200 (CEST) Original-Received: from filter3-til.mf.surf.net (filter3-til.mf.surf.net [194.171.167.219]) by balder.ntg.nl (Postfix) with ESMTP id E3E26101E7 for ; Thu, 3 Jul 2014 21:22:03 +0200 (CEST) Original-Received: from mail-wg0-x231.google.com (mail-wg0-x231.google.com [IPv6:2a00:1450:400c:c00::231]) by filter3-til.mf.surf.net (8.14.3/8.14.3/Debian-9.4) with ESMTP id s63JM2uG016448 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=NOT) for ; Thu, 3 Jul 2014 21:22:02 +0200 Original-Received: by mail-wg0-f49.google.com with SMTP id y10so703645wgg.20 for ; Thu, 03 Jul 2014 12:22:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=content-type:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=Wa+w9QrxarqNLg6ORjppHMzEGDOhaN6vwbeAvmFerS0=; b=nj30SBCEYfqrZ4EK61TM5QJRs88rtslWmnh/e1Aj210JbMRCj0Xa9GNiT2gbLsug4d +anhM1OZqf9AKVvI9WiYoCztUa+7+xPgV4YHnNR1JikJgdT+wgj5oShyoou3+KtLExGI z3TNT9dZs7L6FDQTog8bMvNp1J+14nOeP+TQDm1XqeOJe8cn/62U8I66JxyqDcr7K51+ 3yoyNduVncm7auiAMkzCn6gJulKWs/miEyPKM84SyecwIUIN+MS9bDweifoBx7P/ADS+ aPuh2Ir+65fUW5BhoUCJ/yWQJTdIIapZyVajl5OUGtA8dFURTUCbYCBLjtwCBGMIZ2yq 9xdw== X-Received: by 10.194.119.9 with SMTP id kq9mr6926672wjb.49.1404415322486; Thu, 03 Jul 2014 12:22:02 -0700 (PDT) Original-Received: from keima.localdomain (x2f2ade6.dyn.telefonica.de. [2.242.173.230]) by mx.google.com with ESMTPSA id dt7sm70212845wic.6.2014.07.03.12.21.58 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 03 Jul 2014 12:21:59 -0700 (PDT) In-Reply-To: <87k37u7m4e.fsf@approx.mit.edu> X-Mailer: Apple Mail (2.1878.6) X-Bayes-Prob: 0.0001 (Score 0, tokens from: ntg-context@ntg.nl, base:default, @@RPTN) X-CanIt-Geo: ip=2a00:1450:400c:c00::231; country=IE X-CanItPRO-Stream: uu:ntg-context@ntg.nl (inherits from uu:default, base:default) X-Canit-Stats-ID: 06MlTm2Pb - 5125fd891b17 - 20140703 (trained as not-spam) X-Scanned-By: CanIt (www . roaringpenguin . com) X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.14 Precedence: list List-Id: mailing list for ConTeXt users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: ntg-context-bounces@ntg.nl Original-Sender: ntg-context-bounces@ntg.nl Xref: news.gmane.org gmane.comp.tex.context:87991 Archived-At: Am 03.07.2014 um 12:49 schrieb Sanjoy Mahajan : > I thought the problem might lie with the general > \definemathunderextensible (math-stc.mkvi), because underbrace is > defined as > > \definemathunderextensible [vfenced] [underbrace] ["FE3DF] % ["023DF] > > Other underextensibles include \underbar: > > \definemathunderextensible [vfenced] [underbar] ["FE33F] > % ["203E] > > So I tried my example replacing \underbrace with \underbar but the > alignment comes out fine (and \overbrace works fine too). So that > debugging idea didn't work, except to indicate that something special > about underbrace isn't working right. > > Does anyone have suggestions for further debugging ideas? math-stc.mkvi: \unexpanded\def\math_stackers_make_double#top#bottom#category#codepoint#codeextra#text% {\begingroup \edef\currentmathstackers{#category}% \mathstackersparameter\c!left\relax \ifmmode\math_class_by_parameter\mathstackersparameter\else\dontleavehmode\fi {\edef\currentmathstackers{#category}% \edef\m_math_stackers_text_middle {#text}% % ... % - \ifx\currentmathtext\empty + \ifx\m_math_stackers_text_middle\empty \setbox\scratchboxthree\emptyhbox \else \setmathtextbox\scratchboxthree\hbox{\math_stackers_middletext}% \fi ... \fi}% \mathstackersparameter\c!right\relax \edef\p_limits{\mathstackersparameter\c!mathlimits}% \ifx\p_limits\v!yes \expandafter\endgroup\expandafter\limits \else \expandafter\endgroup \fi} Wolfgang ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : http://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________