[NTG-context] \FirstNCharacters is undefined

2012-08-18 Thread Henning Hraban Ramm

Latest beta, MkIV:

I get ! Undefined control sequence. for \FirstNCharacters

If I copy its definition from supp-fun.tex (source.contextgarden.net)  
to my project, it works.



Greetlings, Hraban
---
http://www.fiee.net/texnique/
http://wiki.contextgarden.net
https://www.cacert.org (I'm an assurer)

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Re: [NTG-context] \FirstNCharacters is undefined

2012-08-18 Thread Hans Hagen

On 18-8-2012 10:13, Henning Hraban Ramm wrote:

Latest beta, MkIV:

I get ! Undefined control sequence. for \FirstNCharacters

If I copy its definition from supp-fun.tex (source.contextgarden.net) to
my project, it works.


Hm, I didn't know that anyone was using those macros. Put this in 
cont-new.mkiv:


\def\getsubstring#1#2#3{\cldcontext{utf.sub([[#3]],tonumber(#1),tonumber(#2))}}

And you can use:

\getsubstring{4}{}{Who Wants This} \par
\getsubstring{4}{9}{Who Wants This} \par
\getsubstring{9}{-2}{Who Wants This} \par
\getsubstring{1}{5}{Who Wants This} \par

(I've added a slightly different implementation to the not yet uploaded 
beta.)


Hans

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  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
 | www.pragma-pod.nl
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[NTG-context] MetaPost Page height

2012-08-18 Thread Troy Henderson
The follow code produces a PDF whose page height is too large (i.e., is not
tight enough around the graphic).  How can I get this the height to be as
tight as the width?

\startMPpage
   bboxmargin:=0;
   label(btex foo etex,origin);
\stopMPpage

Thanks in advance,

Troy Henderson
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[NTG-context] 3D annotations problems

2012-08-18 Thread Michail Vidiassov
Dear Hans and All,

the examples from back-u3d.mkiv fail to work with latest beta
(rectangled undefined message appears instead of annotation),
but if \textwidth is replaced by in in the tex file 3D annotations
appear OK.

Is that a bug, a feature or some transitional state of ConTeXt
(case when things are known to be broken something else is under reform).

   Sincerely, Michail
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[NTG-context] subformulas: error in latest beta

2012-08-18 Thread Andreas Mang
Dear all,

I am having problems with subformulas.

The following example does not display a subnumber (i.e. I get (1) and (2) 
instead of (1a) and (1b)):

% start example 
\starttext
% from 
% does not display subformula numbers
\placesubformula
\startformula \startalign
\NC a_1 x + b_1 y \NC = c_1 \NR[+][a]
\NC a_2 x + b_2 y \NC = c_2 \NR[+][b]
\stopalign \stopformula
% stop example %

This example is taken from http://dl.contextgarden.net/myway/mathalign.pdf page 
6 

I am not quite sure for how long this is not working. I have been using the 
following alternative, which used to work but now gives me an error with the 
latest beta (ConTeXt ver: 2012.08.16 22:20 MKIV fmt: 2012.8.18):

% start example 
% the following used to work in an earlier version
\startsubformulas[eq:ax=b]
\placeformula
\startformula \startalign
\NC a_1 x + b_1 y \NC = c_1 \NR[+][a]
\NC a_2 x + b_2 y \NC = c_2 \NR[+][b]
\stopalign \stopformula
\stoptext
% stop example %

Any suggestions?

Cheers,
Andreas
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Re: [NTG-context] subformulas: error in latest beta

2012-08-18 Thread Andreas Mang
sorry...

the error message is:

TeX capacity exceeded, sorry [ ...

\strc_formulas_handle_sub_numbering ..._numbering 
  \fi 
\strc_formulas_handle_sub_numbering ..._numbering 
  \fi 
\strc_formulas_handle_sub_numbering ..._numbering 
  \fi 
\strc_formulas_handle_sub_numbering ..._numbering 
  \fi 
\strc_formulas_handle_sub_numbering ..._numbering 
  \fi 
\strc_formulas_handle_sub_numbering ..._numbering 
  \fi 

Am Aug 18, 2012 um 9:01 PM schrieb Andreas Mang:

 Dear all,
 
 I am having problems with subformulas.
 
 The following example does not display a subnumber (i.e. I get (1) and (2) 
 instead of (1a) and (1b)):
 
 % start example 
 \starttext
 % from 
 % does not display subformula numbers
 \placesubformula
 \startformula \startalign
 \NC a_1 x + b_1 y \NC = c_1 \NR[+][a]
 \NC a_2 x + b_2 y \NC = c_2 \NR[+][b]
 \stopalign \stopformula
 % stop example %
 
 This example is taken from http://dl.contextgarden.net/myway/mathalign.pdf 
 page 6 
 
 I am not quite sure for how long this is not working. I have been using the 
 following alternative, which used to work but now gives me an error with the 
 latest beta (ConTeXt ver: 2012.08.16 22:20 MKIV fmt: 2012.8.18):
 
 % start example 
 % the following used to work in an earlier version
 \startsubformulas[eq:ax=b]
 \placeformula
 \startformula \startalign
 \NC a_1 x + b_1 y \NC = c_1 \NR[+][a]
 \NC a_2 x + b_2 y \NC = c_2 \NR[+][b]
 \stopalign \stopformula
 \stoptext
 % stop example %
 
 Any suggestions?
 
 Cheers,
 Andreas
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--
Andreas Mang, MSc
   Research Associate

UNIVERSITY OF LUEBECK
   INSTITUTE OF MEDICAL ENGINEERING

   Division of Computer Science, 
   Engineering and Natural Sciences

   Ratzeburger Allee 160, Building 64
   23562 Luebeck, Germany

   Phone: +49 (0) 451 500 5416
   Fax:   +49 (0) 451 500 5403
   m...@imt.uni-luebeck.de
   http://www.imt.uni-luebeck.de

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