wband

I ai'd some of those utilities for an abortive subproject back in 2023: https://github.com/wband/phaseField/blob/elastoChem/applications/elastoChem/customPDE.h.

SymPy is great for simple things. There are some things, like collecting matrix/tensor contractions into sums or loops, that I haven't figured out how to do in it yet. I...

We could add a runtime check for this too. Either a printed warning or a release-mode error if there are too many subdivisions vs. elements from refine...

What was wrong with/needs to be changed from the old ones? https://github.com/prisms-center/phaseField/tree/e18767ddcd55513960343f3dafcd00d14f26e65b/tests/automatic_tests/file_read_binary https://github.com/prisms-center/phaseField/tree/e18767ddcd55513960343f3dafcd00d14f26e65b/tests/automatic_tests/file_read_vtk