Re: [NTG-context] dejavu: inline math fraction spacing too tight?

2013-10-26 Thread Khaled Hosny
On Sat, Oct 26, 2013 at 07:49:59AM +0900, Hans Hagen wrote:
 On 10/25/2013 5:57 PM, Khaled Hosny wrote:
 On Fri, Oct 25, 2013 at 07:23:43AM +0900, Hans Hagen wrote:
 On 10/24/2013 2:46 PM, H. Özoguz wrote:
 \setupbodyfont [dejavu,12pt]
 \starttext
 $a/b$
 
 $1/2$
 
 $π/3$
 \stoptext
 
 Is this indeed the desired spacing? What do others think?
 
 Thanks.
 
 I think you are right, I don't know if this is really desired, but I
 don't think so. Escpecially one gets problems with 2 in the denominator.
 
 \setupbodyfont [dejavu,12pt]
 \starttext
 $1/2$
 
 $1\,/\,2$
 \stoptext
 
 The second hand-tuned example is obviously nicer.
 
 it looks like a font issue to me .. i could hack a solution but prefer not
 to do that (the less exceptions we have the better)
 
 Not a font issue. ConTeXt is using the fraction slash (which is intended
 to be used with vulgar fractions) not the regular slash.
 
 the problem is that (last time i looked into this) all math fonts had it
 differently so i (for the moment) setteld on it

I'd use the regular slash and consider fonts without a proper one
(depends on what you expect from the slash) to be broken. Incidentally,
unicode-math package provide an option to select which slash character
to use because of this.

Regards,
Khaled
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Re: [NTG-context] dejavu: inline math fraction spacing too tight?

2013-10-26 Thread Hans Hagen

On 10/26/2013 3:53 PM, Alan BRASLAU wrote:


Unicode sure makes things easy:

U+002F  /   SOLIDUS SLASH
U+2044  ⁄   FRACTION SLASH
U+2215  ∕   DIVISION SLASH
U+FF0F  /   FULLWIDTH SOLIDUS   FULLWIDTH SLASH

Of course, we key in ascii / (0x2f).
 From how these display (in DejaVu monospace), I would think that the
division slash is what should be used.


I can revert to 002F and (if needed make a patch in lfg files) but 
you're right with respect to xits and 2215 (002F does not have a 
descender which looks somewhat weird).


Hans

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Re: [NTG-context] dejavu: inline math fraction spacing too tight?

2013-10-25 Thread Alan BRASLAU
On Fri, 25 Oct 2013 07:23:43 +0900
Hans Hagen pra...@wxs.nl wrote:

 it looks like a font issue to me .. i could hack a solution but prefer 
 not to do that (the less exceptions we have the better)
 
 Hans

So, who can fix the font issue?
(tex/texmf/fonts/opentype/public/xits/xits-math.otf)

Alan
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Re: [NTG-context] dejavu: inline math fraction spacing too tight?

2013-10-25 Thread Wolfgang Schuster

Am 25.10.2013 um 10:08 schrieb Alan BRASLAU alan.bras...@cea.fr:

 On Fri, 25 Oct 2013 07:23:43 +0900
 Hans Hagen pra...@wxs.nl wrote:
 
 it looks like a font issue to me .. i could hack a solution but prefer 
 not to do that (the less exceptions we have the better)
 
 Hans
 
 So, who can fix the font issue?
 (tex/texmf/fonts/opentype/public/xits/xits-math.otf)

https://github.com/khaledhosny/xits-math/issues

Wolfgang
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Re: [NTG-context] dejavu: inline math fraction spacing too tight?

2013-10-25 Thread Alan BRASLAU
On Fri, 25 Oct 2013 10:14:45 +0200
Wolfgang Schuster wolfgang.schus...@gmail.com wrote:

  So, who can fix the font issue?
  (tex/texmf/fonts/opentype/public/xits/xits-math.otf)
 
 https://github.com/khaledhosny/xits-math/issues

OK, reported to Khaled.
Thanks

Alan
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Re: [NTG-context] dejavu: inline math fraction spacing too tight?

2013-10-25 Thread Khaled Hosny
On Fri, Oct 25, 2013 at 07:23:43AM +0900, Hans Hagen wrote:
 On 10/24/2013 2:46 PM, H. Özoguz wrote:
 \setupbodyfont [dejavu,12pt]
 \starttext
 $a/b$
 
 $1/2$
 
 $π/3$
 \stoptext
 
 Is this indeed the desired spacing? What do others think?
 
 Thanks.
 
 I think you are right, I don't know if this is really desired, but I
 don't think so. Escpecially one gets problems with 2 in the denominator.
 
 \setupbodyfont [dejavu,12pt]
 \starttext
 $1/2$
 
 $1\,/\,2$
 \stoptext
 
 The second hand-tuned example is obviously nicer.
 
 it looks like a font issue to me .. i could hack a solution but prefer not
 to do that (the less exceptions we have the better)

Not a font issue. ConTeXt is using the fraction slash (which is intended
to be used with vulgar fractions) not the regular slash.

Regards,
Khaled
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Re: [NTG-context] dejavu: inline math fraction spacing too tight?

2013-10-25 Thread Hans Hagen

On 10/25/2013 5:57 PM, Khaled Hosny wrote:

On Fri, Oct 25, 2013 at 07:23:43AM +0900, Hans Hagen wrote:

On 10/24/2013 2:46 PM, H. Özoguz wrote:

\setupbodyfont [dejavu,12pt]
\starttext
$a/b$

$1/2$

$π/3$
\stoptext

Is this indeed the desired spacing? What do others think?

Thanks.


I think you are right, I don't know if this is really desired, but I
don't think so. Escpecially one gets problems with 2 in the denominator.

\setupbodyfont [dejavu,12pt]
\starttext
$1/2$

$1\,/\,2$
\stoptext

The second hand-tuned example is obviously nicer.


it looks like a font issue to me .. i could hack a solution but prefer not
to do that (the less exceptions we have the better)


Not a font issue. ConTeXt is using the fraction slash (which is intended
to be used with vulgar fractions) not the regular slash.


the problem is that (last time i looked into this) all math fonts had it 
differently so i (for the moment) setteld on it


Hans

-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-
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Re: [NTG-context] dejavu: inline math fraction spacing too tight?

2013-10-24 Thread Hans Hagen

On 10/24/2013 2:46 PM, H. Özoguz wrote:

\setupbodyfont [dejavu,12pt]
\starttext
$a/b$

$1/2$

$π/3$
\stoptext

Is this indeed the desired spacing? What do others think?

Thanks.


I think you are right, I don't know if this is really desired, but I
don't think so. Escpecially one gets problems with 2 in the denominator.

\setupbodyfont [dejavu,12pt]
\starttext
$1/2$

$1\,/\,2$
\stoptext

The second hand-tuned example is obviously nicer.


it looks like a font issue to me .. i could hack a solution but prefer 
not to do that (the less exceptions we have the better)


Hans

-
  Hans Hagen | PRAGMA ADE
  Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
 | www.pragma-pod.nl
-
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[NTG-context] dejavu: inline math fraction spacing too tight?

2013-10-23 Thread Alan BRASLAU
Hello,

Using the dejavu font, inline math fractions (e.g. $a/b$) look to me to
be spaced too tightly. Below are some minimal examples:

\setupbodyfont [dejavu,12pt]
\starttext
$a/b$

$1/2$

$π/3$
\stoptext

Is this indeed the desired spacing? What do others think?

Thanks.

Alan
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