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From: Hans Hagen <j.hagen@xs4all.nl>
To: ntg-context@ntg.nl
Subject: Re: two nested \mathbin command changes spacing
Date: Tue, 1 May 2018 10:12:42 +0200	[thread overview]
Message-ID: <fcdbdd59-536d-aa52-6af8-4d8c469022cf@xs4all.nl> (raw)
In-Reply-To: <7g0o2p67yspt.dlg@nililand.de>

On 4/30/2018 6:50 PM, Ulrike Fischer wrote:
> In the following document the second a is much nearer placed to the
> V:
> 
> \starttext
> $V \mathbin{a} W \qquad V \mathbin{\mathbin{a}} W $
> \stoptext
> 
> (in the second case an italic kern seems to be missing)
> 
> Can one avoid this side effect of nested \math-command? When
> building symbols it is not always easy to avoid such nestings.
it becomes a chicken-egg issue because one can argue that a wrapped 
mathbin is no longer a pure bin and so ... it's again an indication that 
a wrong boundingbox (width) relying on always some kind of italic to fix 
it is a bad approach and recursively going into a bin (or whatever) node 
to see if there is a nucleus chactacer would be yet another 
'configureble option' ... all is possible but the more we get of that 
the more one needs to be aware of it and provide control over the 
opposite (keep in mind that such control is then a formula wide one as 
math lists are only processed when fully collected)

Hans

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  reply	other threads:[~2018-05-01  8:12 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-30 16:50 Ulrike Fischer
2018-05-01  8:12 ` Hans Hagen [this message]
2018-05-01 10:01   ` Ulrike Fischer
2018-05-17 21:47 ` Hans Hagen

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