Just to give an update, in dolfinx there is support for unordered quad meshes for most finite elements supported in dolfin, see Hexahedral mesh elements for an L Bracket? and previous posts in this thread for more info.
Just to give an update, in dolfinx there is support for unordered quad meshes for most finite elements supported in dolfin, see Hexahedral mesh elements for an L Bracket? and previous posts in this thread for more info.