Representations for the Drazin inverse of an anti-triangular block operator matrix E with ind(E) <= 2

Xu, QX; Song, CN; He, LL

Xu, QX (reprint author), Shanghai Normal Univ, Dept Math, Shanghai 200234, Peoples R China.

LINEAR & MULTILINEAR ALGEBRA, 2018; 66 (5): 1026

Abstract

Let B (H) be the set of bounded linear operators on a Hilbert space H, and E be an anti-triangular operator matrix defined by where A, B is an element......

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