Hi Mikael, Thanks for your reply. Indeed with your hint the issue disappears. I’ll change my definition…
Best regards: Otared > On 2 Nov 2022, at 21:44, Mikael Sundqvist via ntg-context > <ntg-context@ntg.nl> wrote: > […] > I think in this case it is better to use a mathsimplealign instead of a > matrix. > > \definemathsimplealign[pdeproblem][ > left={\startmathfenced[cases]}, > right=\stopmathfenced, > align={1:right,2:left,3:left}, > strut=yes, > ] > > \definemathsimplealign[collected][ > left={\startmathfenced[sesac]}, > right=\stopmathfenced, > align={1:right,2:left,3:left}, > strut=yes, > ] > > \starttext > > \placeformula > \startformula > \startpdeproblem > \NC - \Delta u \NC = 0 \NC \qquad\text{in } \Omega \NR > \NC \frac{\partial u}{\partial {\bi n}} \NC = V u + \phi \NC > \qquad\text{on } \partial\Omega \NR > \stoppdeproblem > \stopformula > > \placeformula > \startformula > \startcollected > \NC - \Delta u \NC = 0 \NC \qquad\text{in } \Omega \NR > \NC \frac{\partial u}{\partial {\bi n}} \NC = V u + \phi \NC > \qquad\text{on } \partial\Omega \NR > \stopcollected > \stopformula > > \stoptext > > Best, Mikael > ___________________________________________________________________________________ > If your question is of interest to others as well, please add an entry to the > Wiki! > > maillist : ntg-context@ntg.nl / > https://www.ntg.nl/mailman/listinfo/ntg-context > webpage : https://www.pragma-ade.nl / http://context.aanhet.net > archive : https://bitbucket.org/phg/context-mirror/commits/ > wiki : https://contextgarden.net > ___________________________________________________________________________________ Otared Kavian e-mail: ota...@gmail.com Phone: +33 6 88 26 70 95 ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / https://www.ntg.nl/mailman/listinfo/ntg-context webpage : https://www.pragma-ade.nl / http://context.aanhet.net archive : https://bitbucket.org/phg/context-mirror/commits/ wiki : https://contextgarden.net ___________________________________________________________________________________