【摘要】 本文利用对称矩阵的正交标准形，讨论了把对称半正定矩阵分解成若干个对称半正定矩阵乘积的问题，并给出了与此有关的几个性质。更多还原

【Abstract】 With the help of standard form of symmetry matrix, the text discusses the problem to resolve the symmetry positive semidefinite matrix. into a product of several symmerty positive semidefinite matrixes and also exlpains some features concerning this.更多还原