From: "Mikael P. Sundqvist" <mickep@gmail.com>
To: mailing list for ConTeXt users <ntg-context@ntg.nl>
Subject: Re: \triangledown placed too low in Palatino
Date: Fri, 11 Apr 2014 07:24:33 +0200 [thread overview]
Message-ID: <CAHy-LL95Pd7sOzDTisBQGcxsz0PTaZ3JPwV2Vn9-+07aSWZ_Pw@mail.gmail.com> (raw)
In-Reply-To: <878urcse5x.fsf@approx.mit.edu>
Instead of \triangle you "should" use \Delta for the laplacian (as you
should use \nabla for the gradient).
Mikael
On Fri, Apr 11, 2014 at 6:06 AM, Sanjoy Mahajan <sanjoy@mit.edu> wrote:
>> I cannot say whether the wrong placement is due to the wrong font
>> metrics or the wrong mapping (mathop vs mathord) by ConTeXt.
>
> I tried '\triangle T' (often used as the Laplacian operator, instead of
> writing it out as \nabla^2). That one comes out fine, even though
> \triangledown does not. But they seem to have similar kinds of
> defintions/mappings:
>
> From luatex-math.tex :
>
> \def\triangle {\Umathchar "0"0"0025B3 }
> \def\triangledown {\Umathchar "2"0"0025BD }
>
> So it must be a wrong font metric?
>
> -Sanjoy
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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
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next prev parent reply other threads:[~2014-04-11 5:24 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-10 21:49 Sanjoy Mahajan
2014-04-10 22:28 ` Jannik Voges
2014-04-11 0:28 ` Sanjoy Mahajan
2014-04-11 3:48 ` Aditya Mahajan
2014-04-11 4:06 ` Sanjoy Mahajan
2014-04-11 4:10 ` Aditya Mahajan
2014-04-11 4:12 ` Aditya Mahajan
2014-04-11 5:24 ` Mikael P. Sundqvist [this message]
2014-04-11 13:13 ` Otared Kavian
2014-04-13 2:44 ` Sanjoy Mahajan
2014-04-13 16:47 ` Hans Hagen
2014-04-14 9:30 ` Sanjoy Mahajan
2014-04-15 6:49 ` Hans Hagen
2014-04-15 12:12 ` Sanjoy Mahajan
2014-04-16 3:54 ` remove full stop after a title ending with punctuation Peng Zhang
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