The Angle Along a Curve and Range-Kernel Complementarity

Drivaliaris, D; Yannakakis, N

Yannakakis, N (corresponding author), Natl Tech Univ Athens, Dept Math, Iroon Polytexneiou 9, Zografos 15780, Greece.

INTEGRAL EQUATIONS AND OPERATOR THEORY, 2021; 93 (4):

Abstract

We define the angle of a bounded linear operator A along a curve emanating from the origin and use it to characterize range-kernel complementarity. In......

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