The recurrence discrimination method of the metapositive semi_definite matrix is given,and the subcontract standard form of the metapositive semi_definite matrix is discussed.
张新祥.关于次半正定矩阵的次合同标准形[J].重庆工商大学学报(自然科学版),1999,(4): ZHANG Xin_xiang. On Subcontract Standard Form of the Metapositive Semi_definite Matrix[J]. Journal of Chongqing Technology and Business University(Natural Science Edition),1999,(4):