本文首先给出复的Hilbert空间上正算子n次方根存在唯—性的构造性证明.然后讨论了关于—个正算子T的n次方根序列{m√T}的极限的三种结果.
For a positive operator T on the complex Hilbert space H, this paper first gives a constructive proof of tile existence and uniquence of its n-th root of T, and then discusses some results about the limit of tile sequence{m√T}