Abstract

Let A,X,Y be bounded linear operators. In this paper, we present the explicit expression for the Moore-Penrose inverse of A-XY. In virtue of the expression of (A+X)?, we get the upper bounds of ||(A + X)?|| and ||(A + X)?-A?||.

Full Text
Published version (Free)

Talk to us

Join us for a 30 min session where you can share your feedback and ask us any queries you have

Schedule a call