We have moved the forum to https://forum.ngsolve.org. This is an archived version of the topics until 05/05/23. All the topics were moved to the new forum and conversations can be continued there. This forum is just kept as legacy to not invalidate old links. If you want to continue a conversation just look for the topic in the new forum.
I was wondering how to solve complex valued problems in ngspy.
Say can you guys give a sample code on a Helmholtz equation with impedance boundary condition on a unit ball?