dolfinx.fem.petsc ================= .. automodule:: dolfinx.fem.petsc .. rubric:: Functions .. autosummary:: apply_lifting assemble_jacobian assemble_matrix assemble_residual assemble_vector assign create_matrix create_vector discrete_curl discrete_gradient interpolation_matrix set_bc .. rubric:: Classes .. autosummary:: LinearProblem NewtonSolverNonlinearProblem NonlinearProblem cffi_utils ctypes_utils numba_utils