CgArgcg_arg mass0.000000e+00 epsilon0.000000e+00 max_num_iter0 stop_rsd0.000000e+00 true_rsd0.000000e+00 RitzMatOperNONE InverterCG bicgstab_n0 fname_eigen neig0 eigen_shift0.000000e+00 ama_stop_rsd0.000000e+00