Additivity properties of operator ranges

作者：Laura Arias M; Corach Gustavo^*; Celeste Gonzalez M

来源：Linear Algebra and Its Applications, 2013, 439(11): 3581-3590.

DOI：10.1016/j.laa.2013.09.023

• Operator ranges
• Douglas%26apos
• theorem
• Oblique projections

In the present paper we study different conditions regarding the sum of operator ranges. In particular, we find conditions on operators A, B which imply that R(A + B) = R (A) + R(B) and derive some results concerning projections.

• 出版日期2013-12-1