Results 21 to 30 of about 161 (88)

Some inequalities for unitarily invariant norms of matrices

open access: yesJournal of Inequalities and Applications, 2011
This article aims to discuss inequalities involving unitarily invariant norms. We obtain a refinement of the inequality shown by Zhan. Meanwhile, we give an improvement of the inequality presented by Bhatia and Kittaneh for the Hilbert-Schmidt norm ...
Wang Shaoheng, Zou Limin, Jiang Youyi
doaj  

Singular value inequalities of matrices via increasing functions

open access: yesJournal of Inequalities and Applications
Let A, B, X, and Y be n × n $n\times n$ complex matrices such that A is self-adjoint, B ≥ 0 $B\geq 0$ , ± A ≤ B $\pm A\leq B$ , max ( ∥ X ∥ 2 , ∥ Y ∥ 2 ) ≤ 1 $\max ( \Vert X \Vert ^{2}, \Vert Y \Vert ^{2} ) \leq 1$ , and let f be a nonnegative increasing
Wasim Audeh   +3 more
doaj   +1 more source

Low-Complexity Alternatives to the Optimal Linear Coding Scheme for Transmitting ARMA Sources. [PDF]

open access: yesEntropy (Basel), 2022
Gutiérrez-Gutiérrez J   +3 more
europepmc   +1 more source

Efficient Unitary Designs with a System-Size Independent Number of Non-Clifford Gates. [PDF]

open access: yesCommun Math Phys, 2023
Haferkamp J   +5 more
europepmc   +1 more source

The UV prolate spectrum matches the zeros of zeta. [PDF]

open access: yesProc Natl Acad Sci U S A, 2022
Connes A, Moscovici H.
europepmc   +1 more source

Chebyshev centers and radii for sets induced by quadratic matrix inequalities. [PDF]

open access: yesMath Control Signal Syst
Shakouri A, van Waarde HJ, Camlibel MK.
europepmc   +1 more source

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