From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/66691 Path: news.gmane.org!not-for-mail From: Andreas Harder Newsgroups: gmane.comp.tex.context Subject: Re: $n\choose k$-issue with OpenType math fonts Date: Sun, 6 Mar 2011 13:22:50 +0100 Message-ID: <59D6786F-8F64-416B-88A8-86C4F7ADE3B3@rz-online.de> References: <2A0CC5D9-995B-414F-8523-BA4D3DC1AD8E@rz-online.de> <4D70F6F1.6080308@wxs.nl> <4D7375E5.7030805@wxs.nl> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 (Apple Message framework v1082) Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: dough.gmane.org 1299414201 16792 80.91.229.12 (6 Mar 2011 12:23:21 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sun, 6 Mar 2011 12:23:21 +0000 (UTC) To: mailing list for ConTeXt users Original-X-From: ntg-context-bounces@ntg.nl Sun Mar 06 13:23:13 2011 Return-path: Envelope-to: gctc-ntg-context-518@m.gmane.org Original-Received: from balder.ntg.nl ([195.12.62.10]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1PwCzR-0000kc-1C for gctc-ntg-context-518@m.gmane.org; Sun, 06 Mar 2011 13:23:13 +0100 Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 3BADCCAAA4; Sun, 6 Mar 2011 13:23:08 +0100 (CET) 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 JFcGg-jJP3ze; Sun, 6 Mar 2011 13:23:05 +0100 (CET) Original-Received: from balder.ntg.nl (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id 80A3ECAA7D; Sun, 6 Mar 2011 13:23:05 +0100 (CET) Original-Received: from localhost (localhost [127.0.0.1]) by balder.ntg.nl (Postfix) with ESMTP id E2E4FCAA7D for ; Sun, 6 Mar 2011 13:23:03 +0100 (CET) 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 Aw+yNmhMiGCV for ; Sun, 6 Mar 2011 13:22:53 +0100 (CET) Original-Received: from filter2-til.mf.surf.net (filter2-til.mf.surf.net [194.171.167.218]) by balder.ntg.nl (Postfix) with ESMTP id E8C80CAA16 for ; Sun, 6 Mar 2011 13:22:52 +0100 (CET) Original-Received: from deliver.uni-koblenz.de (deliver.uni-koblenz.de [141.26.64.15]) by filter2-til.mf.surf.net (8.14.3/8.14.3/Debian-5+lenny1) with ESMTP id p26CMpKn003561 for ; Sun, 6 Mar 2011 13:22:52 +0100 Original-Received: from localhost (localhost [127.0.0.1]) by deliver.uni-koblenz.de (Postfix) with ESMTP id 8A4837817805 for ; Sun, 6 Mar 2011 13:22:51 +0100 (CET) Original-Received: from deliver.uni-koblenz.de ([127.0.0.1]) by localhost (deliver.uni-koblenz.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 18216-05 for ; Sun, 6 Mar 2011 13:22:51 +0100 (CET) X-CHKRCPT: Envelopesender noch andreas.harder@rz-online.de Original-Received: from [192.168.1.112] (88-134-86-12-dynip.superkabel.de [88.134.86.12]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) by deliver.uni-koblenz.de (Postfix) with ESMTP id E50EB78177FA for ; Sun, 6 Mar 2011 13:22:50 +0100 (CET) In-Reply-To: <4D7375E5.7030805@wxs.nl> X-Mailer: Apple Mail (2.1082) X-Virus-Scanned: amavisd-new at uni-koblenz.de X-Bayes-Prob: 0.0001 (Score 0, tokens from: @@RPTN) X-CanIt-Geo: ip=141.26.64.15; country=DE; region=08; city=Koblenz; latitude=50.3500; longitude=7.6000; http://maps.google.com/maps?q=50.3500,7.6000&z=6 X-CanItPRO-Stream: uu:ntg-context@ntg.nl (inherits from uu:default, base:default) X-Canit-Stats-ID: 0bEfMmPzx - 4e3286650f49 - 20110306 X-Scanned-By: CanIt (www . roaringpenguin . com) on 194.171.167.218 X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.12 Precedence: list List-Id: mailing list for ConTeXt users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: ntg-context-bounces@ntg.nl Errors-To: ntg-context-bounces@ntg.nl Xref: news.gmane.org gmane.comp.tex.context:66691 Archived-At: Am 06.03.2011 um 12:54 schrieb Hans Hagen: > On 6-3-2011 1:25, Andreas Harder wrote: >> >> Am 04.03.2011 um 15:28 schrieb Hans Hagen: >> >>> On 4-3-2011 2:09, Andreas Harder wrote: >>>> Hi all, >>>> >>>> I'm (re)tying to draw some attention to the $n\choose k$-issue with OpenType math fonts. >>>> >>>> I've made some test files: >>>> http://dl.dropbox.com/u/151837/OpenType-Math.7z >>>> >>>> The best output is generated by LuaLaTeX (at least for Asana and Cambria). Would it be possible to correct the ConTeXt output as well? >>> >>> It depends what correction boils down to. Normally it's the opentype font parameters that control the threshold to the next step in a larger delimiter >> >> This subject is also discussed on the LuaLaTeX mailing list. >> http://tug.org/pipermail/lualatex-dev/2011-March/thread.html#1118 > > hm, i actually decided to limit the number of mailing lists to follow so best provide a summary of conclusions instead of a link -) OK > anyhow, I wonder if we really need to keep supporting this > > x \operator y > > kind of syntax (at least that's what crossed my mind when i saw that this atopwithdelims primitive was used in your example) .. maybe we should simply define a few extra commands and relax these primitives I'm fine with \binom{x}{y} etc. > aditya: shouldn't we merge the m-newmath code into the core? +1 > I can add some configurability to lfg files so that one can tune fonts but even then the value are debatable I don't know the best value either, but et least one could manipulate it. Thank you for your efforts! Andreas ___________________________________________________________________________________ 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 ___________________________________________________________________________________