Some Sharp bounds for the generalized Davis-Wielandt radius
arXiv:2410.19679 · doi:10.1007/s44146-026-00232-x
Abstract
This paper presents a study of the generalized Davis-Wielandt radius of Hilbert space operators. New lower bounds for the generalized Davis-Wielandt radius and numerical radius are provided. An alternative of the triangular inequality for operators is also derived.