[luatex] "Proper" use of \Udelimiterover &c

[Khaled Hosny]

On Wed, Jul 14, 2010 at 01:03:55PM +0200, Taco Hoekwater wrote:
> On 07/14/2010 12:13 PM, ulrik.vieth at arcor.de wrote:
> >>Ulrik, can you try this overbrace stuff in Word to see how it looks?
> >
> >Enclosed is a PDF from Word 2007 using CambriaMath.
> >
> >In Word, the overbrace stuff is hidden in the accents palette.
> >You can choose between a simple overbrace or and overbrace
> >with an extra group (which TeX typesets as \mathop\limits).
> >
> >Hope this helps to clarify your issues.
> 
> Thanks. It sure looks like I am misinterpreting something in
> the luatex implementation.

Also, the over and under delimeters are taken from the scriptfont, the
attached example shows:


Also, the over and under delimeters are taken from the scriptfont, the
attached example shows:


Also, the over and under delimeters are taken from the scriptfont, the
attached example shows:
..\hbox(14.29645+6.952)x12.96399, shifted 228.39551, direction TLT
...\vbox(14.29645+0.0)x6.482, direction TLT
....\hbox(5.852+0.0)x6.482, direction TLT
.....\sevenxits ��
....\kern1.5
....\hbox(6.94444+0.0)x6.482, direction TLT
.....\teni b
...\vbox(6.94444+6.952)x6.482, direction TLT
....\hbox(6.94444+0.0)x6.482, direction TLT
.....\teni b
....\kern5.377
....\hbox(0.623+0.952)x6.482, direction TLT
.....\sevenxits ��

(\sevenxits is the scriptscript font)

I don't recall noticing this before.

Regards,
 Khaled

-- 
 Khaled Hosny
 Arabic localiser and member of Arabeyes.org team
 Free font developer