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Let N be a nest on a Hilbert space H. and U be any weakly closed AlgN-module. 设N是Hilbert空间H中的一个套，u是任一弱闭AlgN-模。
Decomposition of trace class operators in weakly closed modules over nest algebras. 套代数弱闭模中迹类算子的分解。
Title： Decomposition of trace class operators in weakly closed modules over nest algebras. 关键词：弱闭模;迹类算子;秩一算子;分解;距离公式
Suppose that N is admissible and U is a weakly closed Alg(N)-module. It is shown that there exist unitary operators in U if and only if I- = I and for any N > 0, N- > 0. 假设套N是可接受的;则得到弱闭Alg(N)-模u中存在酉算子的充要条件是I-=I且对任意 M>0;有N->0.
Deepen the open mapping theorem,define the closed mapping and the weakly closed mapping under untithesis,and also discuss some of their related properties. 深化算子的开映射定理,对偶地定义了算子的闭映射与弱闭映射,并讨论了相关的若干性质。
Geometric rank in weakly closed modules of nest algebras 套代数弱闭模中的几何秩
Isometries of Compact Operators Spaces in Weakly Closed Modules of Nest Algebras 套代数弱闭模中紧算子空间的等距映射
He closed the deal successfully and was home free. 买卖成交了，他松了一口气。
People say that the tiger is still lurk close to. 人们说那只老虎还躲在附近。
The boss readily closed with the offer. 老板马上接受了这个报价。
Have you closed the gate and windows? 你把门窗关严实了吗？
He closed his speech with a funny joke. 他用一则有趣的笑话结束了演讲。
That oyster closed up its valves. 那个牡蛎把壳合拢起来。
She is buying a flat close to her office. 她正在购买一套靠近她办公室的单元房。
She's always been very close about her past life. 她对自己过去的生活一直守口如瓶。
For the umpteenth time close the door quietly. 我告诉过你好多次要轻轻地关门。
The enemy rear is weakly defended. 敌人后方空虚。
The Waterloo line is closed for repair. 滑铁卢铁路线因维修关闭。
This project has been closed up. 这个项目已终止了。
This road is closed to motor vehicles. 这条路机动车不准通行。