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From: Hans Hagen <pragma@wxs.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: \startmatrix bug in beta
Date: Wed, 18 May 2011 09:24:39 +0200	[thread overview]
Message-ID: <4DD37437.3000204@wxs.nl> (raw)
In-Reply-To: <alpine.LNX.2.02.1105180052390.16024@ybpnyubfg.ybpnyqbznva>

On 18-5-2011 6:58, Aditya Mahajan wrote:
> On Tue, 17 May 2011, Taco Hoekwater wrote:
>
>> Hi Hans/ Aditya,
>>
>> With the latest beta, \startmatrix's final \NR creates a
>> superfluous line, resulting in ugly output:
>
> Bugfix:
>
> In \dodefinemathmatrix, change
>
> \setuvalue{\e!stop #1}{\dostopmathmatrix}%
>
> to
>
> \setvalue{\e!stop #1}{\dostopmathmatrix}%
>
> If someone wants to correct this in a working document, add
>
> \let\stopmatrix\dostopmathmatrix
>
> somewhere before \starttext
>
>> \starttext
>> \startformula
>> \startmatrix[left={\left(\,},right={\,\right)}]
>> \NC 0 \NR
>> \NC 0 \NR
>> \NC 0 \NR % removing this fixes the output
>> \stopmatrix
>> \stopformula
>> \stoptext
>
> I don't know why \setuvalue gives an extra space. Hopefully, you or Hans
> will be able to figure that out.

no clue yet but

\unexpanded\def\dostopmathmatrix

gives an extra row

some day Taco and I will arrive at dealing with this lookahead in the 
perspective of protected (\unexpanded in context) macros issue in luatex 
(makes a nice topic for discussion on one of our travels to a conference)

Hans

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  reply	other threads:[~2011-05-18  7:24 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-17  9:35 Taco Hoekwater
2011-05-18  0:08 ` Aditya Mahajan
2011-05-18  4:58 ` Aditya Mahajan
2011-05-18  7:24   ` Hans Hagen [this message]
2011-05-18 14:18     ` Aditya Mahajan
2011-05-18 14:24       ` Hans Hagen

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