| 1. | Finally , in order to show some application of this equation , we consider the perturbation of the equation and obtain some upper perturbed elements and their perturbed interval to this equation 最后,为了进一步说明该类矩阵方程的广泛应用,本文讨论了型矩阵方程的摄动问题,找到了它的一些上摄动元及其摄动区间 |