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From: "Yury G. Kudryashov" <urkud@ya.ru>
To: ntg-context@ntg.nl
Subject: Re: unicode integral sign
Date: Sat, 29 May 2010 19:21:07 +0400	[thread overview]
Message-ID: <htrbd4$ak1$1@dough.gmane.org> (raw)
In-Reply-To: <4C00E52F.2080005@elvenkind.com>

Taco Hoekwater wrote:

> Yury G. Kudryashov wrote:
>> Hi!
>> 
>> I try the following:
>> 
>> \starttext
>> $∫_a^b \int_a^b$
>> \stoptext
>> 
>> In the first case, the integral sign is below the text. Should I use
>> another font, or is it possible to fix with the default one?
> 
> It is possible to fix this. The reason for the odd placement is that the
> 'math code' of ∫ is not set up properly (and it probably isn't either
> for some other bare Unicode characters). To fix the hard way, add this
> at the top of your input file:
> 
> \Umathcode `∫ = 1 0 `∫ % 1 == \mathop, 0=fam0, ∫=glyph
Is there any documentation on char-def.lua file format? If I'll understand 
it, I'll send a patch for the symbols I use.

Currently I have no idea why the following strings in char-def don't work.

[0x222B]={
  adobename="integral",
  category="sm",
  cjkwd="a",
  description="INTEGRAL",
  direction="on",
  linebreak="ai",
  mathspec={
    { class="nothing", name="intop" },
    { class="limop"  , name="int"   },
  },
  unicodeslot=0x222B,
 },

Replacing mathspec=... with mathclass="limop", mathname="int" seems to work 
(copied from n-ary summation).

BTW, in both solution ∫_a acts like \int\limits_a, not \int_a.

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  reply	other threads:[~2010-05-29 15:21 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-29  7:45 Yury G. Kudryashov
2010-05-29  9:58 ` Taco Hoekwater
2010-05-29 15:21   ` Yury G. Kudryashov [this message]
2010-05-29 17:32     ` Aditya Mahajan
2010-05-29 18:57       ` Taco Hoekwater
2010-05-29 19:05         ` Aditya Mahajan

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