Results 51 to 60 of about 1,644,718 (204)

Spectral radius of random matrices with independent entries [PDF]

open access: yesProbability and Mathematical Physics, 2019
We consider random $n\times n$ matrices $X$ with independent and centered entries and a general variance profile. We show that the spectral radius of $X$ converges with very high probability to the square root of the spectral radius of the variance ...
Johannes Alt, L. Erdős, T. Kruger
semanticscholar   +1 more source

Droplet vertical sizing in warm clouds using passive optical measurements from a satellite [PDF]

open access: yesAtmospheric Measurement Techniques, 2012
In this paper a new algorithm for the determination of the vertical distribution of the droplet effective radius in shallow warm clouds is proposed. The method is based on the fact that the spectral top-of-atmosphere reflectance in the near IR spectral ...
A. Kokhanovsky, V. V. Rozanov
doaj   +1 more source

Toughness, hamiltonicity and spectral radius in graphs [PDF]

open access: yesEuropean journal of combinatorics (Print), 2022
Dandan Fan, Huiqiu Lin, Hongliang Lu
semanticscholar   +1 more source

A formula for the inner spectral radius

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
This note presents an asymptotic formula for the minimum of the moduli of the elements in the spectrum of a bounded linear operator acting on Banach space X.
S. Mahmoud Manjegani
doaj   +1 more source

The Distance Laplacian Spectral Radius of Clique Trees

open access: yes, 2020
The distance Laplacian matrix of a connected graph is defined as , where is the distance matrix of and is the diagonal matrix of vertex transmissions of . The largest eigenvalue of is called the distance Laplacian spectral radius of .
Xiaoling Zhang, Jiajia Zhou
semanticscholar   +1 more source

Numerical Radius Inequalities for Finite Sums of Operators

open access: yesDemonstratio Mathematica, 2014
In this paper, we obtain some sharp inequalities for numerical radius of finite sums of operators. Moreover, we give some applications of our result in estimation of spectral radius. We also compare our results with some known results.
Mirmostafaee Alireza Kamel   +2 more
doaj   +1 more source

Spectral radius and spanning trees of graphs [PDF]

open access: yesDiscrete Mathematics, 2022
Guoyan Ao, Ruifang Liu, Jin-Jiang Yuan
semanticscholar   +1 more source

The Minimum Spectral Radius of Signless Laplacian of Graphs with a Given Clique Number

open access: yesDiscussiones Mathematicae Graph Theory, 2014
In this paper we observe that the minimal signless Laplacian spectral radius is obtained uniquely at the kite graph PKn−ω,ω among all connected graphs with n vertices and clique number ω.
Su Li, Li Hong-Hai, Zhang Jing
doaj   +1 more source

On the joint spectral radius for isometries of non-positively curved spaces and uniform growth [PDF]

open access: yes, 2018
We recast the notion of joint spectral radius in the setting of groups acting by isometries on non-positively curved spaces and give geometric versions of results of Berger-Wang and Bochi valid for $\delta$-hyperbolic spaces and for symmetric spaces of ...
E. Breuillard, K. Fujiwara
semanticscholar   +1 more source

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