shamrock.phys.get_dM_mat_1# shamrock.phys.get_dM_mat_1(arg0: shamrock.math.SymTensorCollection_f64_1_1, arg1: shamrock.math.SymTensorCollection_f64_0_0) → shamrock.math.SymTensorCollection_f64_1_1# FMM math demo FMM math demo