[NTG-context] Weird position of equation numbers for long equations

Aditya Mahajan adityam at umich.edu
Thu May 14 19:28:24 CEST 2015


On Thu, 14 May 2015, luigi scarso wrote:

> On Thu, May 14, 2015 at 5:45 PM, Aditya Mahajan <adityam at umich.edu> wrote:
>
>> On Thu, 14 May 2015, Mojca Miklavec wrote:
>>
>>  Hi,
>>>
>>> I suspect that the equation numbering in attachment
>>> (eq-with-chapter.png) is wrong. Shouldnt't the number be positioned on
>>> the right (not on the left)? And in case that this positioning on the
>>> left is intentional: is there any way or setting to force the equation
>>> number to be moved to the right?
>>>
>>
>> This is a bug in luatex:
>>
>> http://tracker.luatex.org/view.php?id=807
>>
>> Aditya
>>
>>
> isn't the the formula  simply too long ?

Yes. In tex and pdftex, when the formula is too long \eqno is placed on 
the next line, shifted to the right. In luatex, the equation number is not 
shifted.

Compare the output of

\hsize=2cm
$$a^2+b^2=c^2\eqno(1)$$
\bye

for pdftex and luatex.

Aditya


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