def complex_operator(): grid = grid_from_sphere(3) space = function_space(grid, "DP", 0) return helmholtz_slp(space, space, space, 1).weak_form()
def complex_operator(space): return helmholtz_slp(space, space, space, 1)
def complex_operator(space): return helmholtz_slp(space,space,space,1)
def complex_operator(): grid = grid_from_sphere(3) space = function_space(grid,"DP",0) return helmholtz_slp(space,space,space,1).weak_form()