1) semipositive subdefinite solution
亚半正定解
1.
The necessary and sufficient conditions for the matrix equation AXB=D having symmetric and semipositive subdefinite solutions are studied.
给出了矩阵方程AXB=D有对称解及亚半正定解的充分必要条件,在解存在时,讨论了解的一般表示。
2.
The necessary and sufficient conditions for thd matrix equation (XA,XB)=(C,D) having symmetric, semi-definite and semipositive subdefinite solutions are studied.
给出了矩阵方程(XA,XB)=(C,D)有对称解、半正定解和亚半正定解的充分必要条件;在有解的情况下,给出了通解的表达方式。
2) semipositive subdefinite
亚半正定
1.
Kuo, and we also give a necessary and sufficient condition such that the tensor product of two semipositive subdefinite matrices is a semipositive subdefinite matrix too.
Kuo的相关结果 ,另外也给出了两个亚半正定矩阵的张量积还是亚半正定矩阵的充要条
2.
Recently, however, attentions are been paying to the situation for S to be the set of general(semi) positive definite matrices(called as semipositive subdefinite matrices below) .
本文给出了矩阵方程 (Ⅰ )AXAT+BYBT =C ,(Ⅱ ) (ATXA ,BTZB) =(C ,D)有亚半正定解的充要条
5) semipositive subdefinite matrix
亚半正定阵
1.
The equal condition of semipositive subdefinite matrix and the necessary and sufficient conditions for the solvability of problem I are obtained,the expression of the general solution of problem I is also given.
亚半正定阵的等价条件与亚半正定阵的左、右特征值问题有解的充要条件 ,并在有解时给出解的通
6) semipositive subdefinite (positive subdefinite) matrix
亚半正定(亚正定)阵
补充资料：半解
1.剖分为二。 2.未全理解。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条