From: Matthias Weber <matweber@indiana.edu>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: Simple command with variable number of arguments
Date: Fri, 23 May 2014 08:12:13 -0400 [thread overview]
Message-ID: <2D87CD62-883B-430A-87D4-EDA784BDAF1D@indiana.edu> (raw)
In-Reply-To: <CAG5iGsCadu33Hw=hPhmDe+Wp1B_FcPjN0CaXwJAso+vnQBJEtA@mail.gmail.com>
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Thanks Luigi! Now I have a lot to play with…
Matthias
On May 23, 2014, at 7:44 AM, luigi scarso <luigi.scarso@gmail.com> wrote:
>
>
>
> On Fri, May 23, 2014 at 11:54 AM, Matthias Weber <matweber@indiana.edu> wrote:
> Dear All,
>
> I would like to define a command that expands
>
> \vector{2,4} % or vector[2,4] if that’s easier
>
> to
>
> \startpmatrix
> \NC 2 \NR
> \NC 4 \NR
> \stoppmatrix
>
> and more generally
>
> \vector{2,4,1,7}
>
> to
>
> \startpmatrix
> \NC 2 \NR
> \NC 4 \NR
> \NC 1 \NR
> \NC 7 \NR
> \stoppmatrix
>
> Any hints how to achieve this?
>
> Thanks,
>
>
>
> \definemathmatrix
> [pmatrix]
> [left={\left(\,},right={\,\right)}]
>
> \startluacode
> document = document or {}
> document.matthias = document.matthias or {}
> local function lua_columnvector(a)
> context.startpmatrix()
> for i,v in ipairs(a) do
> context.NC() context(tostring(v)) context.NR()
> end
> context.stoppmatrix()
> end
> document.matthias.lua_columnvector = document.matthias.lua_columnvector or lua_columnvector
> \stopluacode
>
> \def\columnvector#1{\ctxlua{document.matthias.lua_columnvector(#1)}}
>
> \starttext
> \startformula
> \columnvector{{1,2,3}} %% watch the double { !
> \stopformula
>
>
> \stoptext
>
> --
> luigi
> ___________________________________________________________________________________
> 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
> ___________________________________________________________________________________
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___________________________________________________________________________________
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
___________________________________________________________________________________
next prev parent reply other threads:[~2014-05-23 12:12 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-23 9:54 Matthias Weber
2014-05-23 10:08 ` Otared Kavian
2014-05-23 10:55 ` Matthias Weber
2014-05-23 10:56 ` Aditya Mahajan
2014-05-23 11:14 ` Matthias Weber
2014-05-23 11:37 ` Aditya Mahajan
2014-05-23 12:08 ` Matthias Weber
2014-05-23 11:44 ` luigi scarso
2014-05-23 12:12 ` Matthias Weber [this message]
[not found] <mailman.56.1400848757.2240.ntg-context@ntg.nl>
2014-05-23 13:48 ` Jeong Dal
2014-05-23 18:00 ` Hans Hagen
[not found] ` <537FA66D.3000608@wxs.nl>
2014-05-24 0:36 ` Jeong Dal
2014-05-24 6:55 ` Jeong Dal
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