From: "Hans Åberg via ntg-context" <ntg-context@ntg.nl>
To: Hans Hagen <j.hagen@xs4all.nl>
Cc: "Hans Åberg" <haberg-1@telia.com>,
"mailing list for ConTeXt users" <ntg-context@ntg.nl>
Subject: Re: Unicode superscript and subscript parentheses as operators
Date: Tue, 28 Dec 2021 22:53:57 +0100 [thread overview]
Message-ID: <B51384CF-7ADC-4E34-A28C-68EF5C0653D3@telia.com> (raw)
In-Reply-To: <174155f7-3b35-1cb5-8933-2d782208dd51@xs4all.nl>
> On 28 Dec 2021, at 22:29, Hans Hagen <j.hagen@xs4all.nl> wrote:
>
> \protected\def\FancySuperscript#1⁾{\superscript{#1}}
> \protected\def\FancySubscript #1₍{\subscript {#1}}
>
> \protected\def\FancyScripts
> {\catcode`⁽=\activecatcode\letcharcode`⁽=\FancySuperscript
> \catcode`₍=\activecatcode\letcharcode`₍=\FancySubscript}
>
> \appendtoks
> \FancyScripts
> \to \everymathematics
>
> \starttext
>
> test $ x⁽3y⁾ $
>
> \stoptext
This is great, though there is a typo in the second line. I attach a corrected example, illustrating what I might use it for: A logic program, where I found it readable in plain text to use the Unicode superscript and subscript parentheses. But when typeset, they should be superscripts and subscripts.
—
\definefallbackfamily [mainface][serif][stixtwotext][range={00B2-00B3,00B9,02070-0208F},force=yes]
\definefallbackfamily [mainface][mono][stix][range={0100-10FFFF},force=yes]
\definefallbackfamily [mainface][mono][stixtwotext][range={00B2-00B3,00B9,02070-0208F},force=yes]
\definefallbackfamily [mainface][math][stixtwomath][range={00B2-00B3,00B9,02070-0208F},force=yes]
\definefontfamily [mainface][serif][stix]
\definefontfamily [mainface][mono][courier]
\definefontfamily [mainface][math][stix]
\setupbodyfont [mainface,10pt]
\setmathfontalternate{upright}
\setupmathematics[integral=nolimits, lcgreek=normal, default=normal]
\setupformulae[location=left, indentnext=auto]
\setuptyping[indentnext=auto]
% Might use: 'small' indentation, no indentation on 'first':
\setupindenting[yes, medium, next]
\setupheads[indentnext=yes]
\setupinteraction[state=start, click=yes, focus=standard, color=darkblue]
\mainlanguage[en]
\protected\def\FancySuperscript#1⁾{\superscript{#1}}
\protected\def\FancySubscript #1₎{\subscript {#1}}
\protected\def\FancyScripts
{\catcode`⁽=\activecatcode\letcharcode`⁽=\FancySuperscript
\catcode`₍=\activecatcode\letcharcode`₍=\FancySubscript}
\appendtoks
\FancyScripts
\to \everymathematics
\starttext
Course-of-values induction:
$$𝜞 ⊢ 𝑷(0); 𝜞, 𝒚 ≤ 𝒙 ⇒ 𝑷(𝒚) ⊢⁽𝒚⁾₍𝒙₎ 𝑷(s(𝒙)) ⊩ 𝜞 ⊢ 𝑷(𝒕)$$
\stoptext
—
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next prev parent reply other threads:[~2021-12-28 21:53 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-28 16:54 Hans Åberg via ntg-context
2021-12-28 21:29 ` Hans Hagen via ntg-context
2021-12-28 21:53 ` Hans Åberg via ntg-context [this message]
2021-12-28 22:03 ` Hans Hagen via ntg-context
2021-12-28 22:12 ` Hans Åberg via ntg-context
2021-12-28 22:05 ` Hans Hagen via ntg-context
2021-12-28 22:25 ` Hans Åberg via ntg-context
2021-12-30 20:34 ` Hans Åberg via ntg-context
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