closed range theorem中文什么意思

闭值域定理

• closed:    adj. 1.关闭着的，封闭着的；密 ...
• range:    vt. 1.排列；整理(头发等)。 ...
• theorem:    n. 1.(能证明的)一般原理，公理 ...

百科释义

In the mathematical theory of Banach spaces, the closed range theorem gives necessary and sufficient conditions for a closed densely defined operator to have closed range. The theorem was proved by Stefan Banach in his 1932 Théorie des opérations linéaires.