It appears from the Lua interface that on Dirichlet boundaries one has to specify the complete displacement vector, i.e. all components.
[1] On Dirichlet boundaries (exterior) is it possible to set…
### What Operating System(s) are you seeing this problem on?
Linux X11
### Which Wayland compositor or X11 Window manager(s) are you using?
I'm using the PoPOS Gnome.
### WezTerm version
20240203…