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From: "Hans Åberg" <haberg-1@telia.com>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: Math letters in commands
Date: Mon, 12 Sep 2016 20:25:17 +0200	[thread overview]
Message-ID: <201FCE6F-7493-411A-A385-666BE69BB2E4@telia.com> (raw)
In-Reply-To: <CC4B37D3-F6AE-441E-A5CA-F09DE1D07B1E@telia.com>

Found a workaround: The idea is to use \csname …\endcsname with two delimiters not likely to be used in math mode, below chosen to ‘…’.

But then there seems to be a bug in the LuaTex \letcharcode command: There must be a character between “$” and the first occurring \activecatcode letter. Possibly this also causes a bug in \startformula, as discussed before.


\setupbodyfont[xits,10pt]

\setupmathematics[lcgreek=normal, default=normal]

\def\usemathcommand#1’{\csname #1\endcsname}

\appendtoks
  \catcode`‘=\activecatcode
  \letcharcode `‘ \usemathcommand
\to \everymathematics

\definemathcommand[𝐝𝐢𝐦][nolop]{\mfunction{𝐝𝐢𝐦}}

\starttext

Note that $ ‘𝐝𝐢𝐦’ 𝑉 = 𝖫$, although $\dim 𝑉 = 4$.

And a bug: $‘𝐝𝐢𝐦’ 𝑉$.

\stoptext


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  reply	other threads:[~2016-09-12 18:25 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-11 20:48 Hans Åberg
2016-09-12 18:25 ` Hans Åberg [this message]
2016-09-12 19:45   ` Hans Hagen
2016-09-12 20:02     ` Hans Åberg
2016-09-13  5:57       ` Hans Hagen
2016-09-13  8:16         ` Hans Åberg
2016-09-13  8:27         ` Hans Åberg
2016-09-12 20:09     ` Hans Åberg

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