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From: Hans Hagen <j.hagen@xs4all.nl>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>,
	Otared Kavian <otared@gmail.com>
Subject: Re: \mathopen, \Uover and friends
Date: Sat, 9 May 2020 23:27:54 +0200	[thread overview]
Message-ID: <55b4c501-e7b3-e2e3-df64-f1cba065d111@xs4all.nl> (raw)
In-Reply-To: <855F1FE9-BBC9-4217-B5E4-FF261D922186@gmail.com>

On 5/9/2020 6:29 PM, Otared Kavian wrote:
> Hi Hans,
> 
> Thanks for the quick fix of today's upload.
> I could typeset your examples with \mathopen, \mathclose and these are great features in order to fine tune the spacing in math mode.
> 
> Regarding the new command \Uover, I thought maybe it would be more consistent to have the usual structure
> ${1} \Uover {2}$
> like the more friendly ${1} \over {2}$ instead of having

That would involve backtracking and be a psin in the butt wrt control. 
One can't have it all.

> $\Uover{1}{2}$
> which is more like the \frac structure.

Watch out: these are low level primitives (it is actually a set of 
primitives that put stuff on top of each other). The \frac is the 
interfaced variant.

> Also a structure like
> $\Uover style \textstyle{1}{2}$
> seems a little bit far from the usual ConTeXt atmposphere… Would it not be possible to have
> ${1} \Uover[style=textstyle] {2}$
> instead?

That is what we have frac for (and one can define veriants that have set 
styles).

> In any case, thanks a lot for the constant addition of cute features…
Some of these engine level extensions have been on my list for a while 
and eventually make implementing the user interfaced wrappers nicer (and 
sometimes more robust). Some is actually possible because some engine 
internals are a bit reorganized.

Hans

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      reply	other threads:[~2020-05-09 21:27 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-09 16:29 Otared Kavian
2020-05-09 21:27 ` Hans Hagen [this message]

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