Results 81 to 90 of about 67,630 (266)

Eigenvalue monotonicity of $q$-Laplacians of trees along a poset

open access: yes, 2018
Let $T$ be a tree on $n$ vertices with $q$-Laplacian $L_{T}^{q}$. Let $GTS_n$ be the generalized tree shift poset on the set of unlabelled trees with $n$ vertices.
Nagar, Mukesh Kumar
core   +1 more source

Distributed Optimization of Finite Condition Number for Laplacian Matrix in Multi‐Agent Systems

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT This paper addresses the distributed optimization of the finite condition number of the Laplacian matrix in multi‐agent systems. The finite condition number, defined as the ratio of the largest to the second smallest eigenvalue of the Laplacian matrix, plays an important role in determining the convergence rate and performance of consensus ...
Yicheng Xu, Faryar Jabbari
wiley   +1 more source

Computing the Laplacian spectrum and Wiener index of pentagonal-derivation cylinder/Möbius network

open access: yesHeliyon
The Laplacian spectrum significantly contributes the study of the structural features of non-regular networks. Actually, it emphasizes the interaction among the network eigenvalues and their structural properties.
Umar Ali   +3 more
doaj   +1 more source

Heat Equation on the Cone and the Spectrum of the Spherical Laplacian [PDF]

open access: yes, 2013
Spectrum of the Laplacian on spherical domains is analyzed from the point of view of the heat equation on the cone. The series solution to the heat equation on the cone is known to lead to a study of the Laplacian eigenvalue problem on domains on the ...
Balakrishna, B S
core  

Generic properties of eigenvalues of the fractional Laplacian [PDF]

open access: green, 2023
Mouhamed Moustapha Fall   +3 more
openalex   +1 more source

Frequency Shaping for Improving a Trade‐Off Between Control and Privacy Performance: Beyond Differential Privacy

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT In privacy protection of control systems, a trade‐off between control performance and privacy level is often pointed out. Our goal in this paper is to improve this trade‐off by shaping the frequency of noise added for privacy protection when the control objective is to track a reference signal, which is taken as a piece of information whose ...
Rintaro Watanabe   +3 more
wiley   +1 more source

Laplacian Eigenvalues and multisections

open access: yesElectronic Notes in Discrete Mathematics, 2000
Abstract We will describe how simple computations on the eigenvalues of the laplacian matrix of a graph and a certain Gram matrix provide bounds on the number of edges joining parts in a graph where the vertex set is separated in parts of given sizes. These bounds are compared to existing ones.
openaire   +1 more source

Eigenvalues for a nonlocal pseudo $p-$Laplacian

open access: yesDiscrete and Continuous Dynamical Systems, 2016
In this paper we study the eigenvalue problems for a nonlocal operator of order $s$ that is analogous to the local pseudo $p-$Laplacian. We show that there is a sequence of eigenvalues $ _n \to \infty$ and that the first one is positive, simple, isolated and has a positive and bounded associated eigenfunction.
del Pezzo, Leandro Martin   +1 more
openaire   +4 more sources

A linear algorithm for obtaining the Laplacian eigenvalues of a cograph

open access: yesSpecial Matrices
In this article, we give an O(n)O\left(n) time and space algorithm for obtaining the Laplacian eigenvalues of a cograph. This approach is more efficient as there is no need to directly compute the eigenvalues of Laplacian matrix related to this class of ...
Chen Guantao, Tura Fernando C.
doaj   +1 more source

Isoperimetric inequalities for some nonlinear eigenvalue problems

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2004
In this paper we intend to review many of the known inequalities for eigenvalues of the Laplacian in Euclidean plane. Our aim is to show that we can generalize some results for the pseudo-Laplacian.
Gabriella Bognár
doaj   +1 more source

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