Dear Jeong,
Thanks for testing my example, and pointing to the solution using \dm (which I
didn’t know…).
I think the correct behaviour of math alignments should avoid using additional
commands such as \dm.
We’ll see what Hans and Mikael say.
Best regards: OK
> On 2 Nov 2022, at 12:53, Jeong Dal via ntg-context <ntg-context@ntg.nl> wrote:
>
> Dear Otared,
>
>>
>> I think there is an issue with the size of math fonts in \frac when used in
>> math alignments, as it is is shown in the following example.
>>
>
> I confirm what you said.
>
> However, if I use \dm{} instead of \displaystyle as following, then the
> output is correct.
>
> \placeformula
> \startformula
> \startalignedcases
> \NC - \Delta u \NC = 0 \NC \qquad\text{in }\, \Omega \NR
> \NC \dm{\frac{\partial u}{\partial {\bi n}}}
> \NC = V u + \phi \NC \qquad\text{on }\, \partial\Omega. \NR
> \stopalignedcases
> \stopformula
> or this (with\type{\displaystyle} added)
> \placeformula
> \startformula
> \startalignedcases
> \NC - \Delta u \NC = 0 \NC \qquad\text{in }\, \Omega \NR
> \NC \dm{\frac{\partial u}{\partial {\bi n}}}
> \NC = V u + \phi \NC \qquad\text{on }\, \partial\Omega. \NR
> \stopalignedcases
> \stopformula
>
> In this example, it is OK to use \dm inside of \startformula … \stopformula.
> I am not sure that it is what Hans and Mikael want.
>
> Thanks,
>
> Best regards,
>
> Dalyoung
>
>
>
>
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