给出两个改进的算子闭值域定理，并对相关算子值域问题进行探讨。

Two improved theorems of closed operator range are given, and the issues related to operator range are discussed.

youdao

给出两个改进的算子闭值域定理，并对相关算子值域问题进行探讨。

Two improved theorems of closed operator range are given, and the issues related to operator range are discussed.

youdao