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1)  the normal subpositive definite matrix solutions
正规亚正定解
1.
In this paper,the sufficient and necessary condition for the consistency on the normal subpositive definite matrix solutions of the matrix equation X+A TX -1 A=I is derived,thus the sufficient and necessary condition for the consistency of it s inverse problem is obtained,and its general solutions are given,as well as an estimation of spectral radius about its solutions.
推导出矩阵方程X+ATX-1A=I有正规亚正定解的充要条件,从而得到了它的反问题有解的充要条件及其解的一般形式,并给出其解的谱半径估计。
2)  subpositive definite solution
亚正定解
3)  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。
4)  normal subpositive semidefinite matrix
正规亚半正定矩阵
5)  Hyponormality
亚正规性
1.
Subnormality and Hyponormality of Weighted Shifts Operators;
加权移位算子的次正规性及可亚正规性
2.
This paper concerns the hyponormality of Toeplitz operator Tφ, on the Hardy space H2 (NFDA2) of the unit circle NFDA2 in the complex plane, with the symbol φ∈L∈L∞ (NFDA2).
讨论了Hardy空间H2()上的Toeplitz算子Tφ的亚正规性质。
3.
Normality、Subnormality and Hyponormality of Toeplitz Operators and Products of Toeplitz Operators;
本文首先对关于Toeplitz算子的正规性、次正规性和亚正规性的研究做了一个总结。
6)  analytically cohyponormal operators
解析余亚正规算子
1.
In addition,we show that Weyl s theorem holds for analytically M-hyponormal operators andα-Weyl s theorem holds for analytically cohyponormal operators.
若T有单值延伸性且T为reguloid算子,则Weyl定理对f(T)成立,其中f∈H(σ(T)),而当T~*有单值延伸性且T是reguloid算子,α-Weyl定理对f(T)成立,其中,f∈H(σ(T)),作为定理应用,我们证明了Weyl定理对解析M-亚正规算子成立,α-Weyl定理对解析余亚正规算子成立。
补充资料:2,2'-[亚甲基二(2,1-亚苯基氧亚甲基)]二环氧乙烷
CAS:54208-63-8
分子式:C19H20O4
中文名称:双酚二环甘油醚
2,2'-[亚甲基二(2,1-亚苯基氧亚甲基)]二环氧乙烷
英文名称:2,2'-[methylenebis(2,1-phenyleneoxymethylene)] bis-Oxirane
Methylenebis(o-phenol), 3-propylene oxide ether
2,2'-[methylenebis(2,1-phenyleneoxymethylene)]bis-oxiran
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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