Results 61 to 70 of about 129,456 (180)

Positive Solutions for Nonlinear Eigenvalue Problems

open access: yesJournal of Mathematical Analysis and Applications, 1997
The authors are concerned with determining values of \(\lambda\) (eigenvalues), for which there exist positive solutions of the boundary value problem \[ (1_\lambda)\quad u''+\lambda a(t)f(u)=0 ...
Henderson, Johnny, Wang, Haiyan
openaire   +1 more source

Asymptotic shape of solutions to nonlinear eigenvalue problems

open access: yesElectronic Journal of Differential Equations, 2005
We consider the nonlinear eigenvalue problem $$ -u''(t) = f(lambda, u(t)), quad u mbox{greater than} 0, quad u(0) = u(1) = 0, $$ where $lambda > 0$ is a parameter.
Tetsutaro Shibata
doaj  

Comment on “Unilateral Global Bifurcation from Intervals for Fourth-Order Problems and Its Applications”

open access: yesDiscrete Dynamics in Nature and Society, 2017
In the recent paper W. Shen and T. He and G. Dai and X. Han established unilateral global bifurcation result for a class of nonlinear fourth-order eigenvalue problems.
Ziyatkhan Aliyev
doaj   +1 more source

The Conversion of Excitation Energy into Generated Energy at the Resonant Frequencies of a Transparent Nonlinear Layer

open access: yesAdvanced Electromagnetics, 2019
An iterative algorithm is presented for analyzing the optimal resonant radiation properties of electromagnetic waves by cubically polarized nonlinear layers.
L. Angermann, V. V. Yatsyk, M. V. Yatsyk
doaj   +1 more source

Nonlinear eigenvalue Neumann problems with discontinuities

open access: yesJournal of Mathematical Analysis and Applications, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

A Hardy Inequality with Remainder Terms in the Heisenberg Group and the Weighted Eigenvalue Problem

open access: yesJournal of Inequalities and Applications, 2007
Based on properties of vector fields, we prove Hardy inequalities with remainder terms in the Heisenberg group and a compact embedding in weighted Sobolev spaces. The best constants in Hardy inequalities are determined.
Zixia Yuan, Pengcheng Niu, Jingbo Dou
doaj   +1 more source

Randomized Sketching of Nonlinear Eigenvalue Problems

open access: yesSIAM Journal on Scientific Computing
Rational approximation is a powerful tool to obtain accurate surrogates for nonlinear functions that are easy to evaluate and linearize. The interpolatory adaptive Antoulas--Anderson (AAA) method is one approach to construct such approximants numerically.
Stefan Güttel   +2 more
openaire   +3 more sources

Note on a Nonlinear Eigenvalue Problem [PDF]

open access: yesProceedings of the American Mathematical Society, 1963
1. V. F. Cowling, Walter Leighton and W. J. Thron, Twin convergence regions for continued fractions, Bull. Amer. Math. Soc. 50 (1944), 351-357. 2. R. E. Lane, Absolute convergence of continued fractions, Proc. Amer. Math. Soc. 3 (1952), 904-913. 3. R. E. Lane and H. S. Wall, Continued fractions with absolutely convergent even and odd parts, Trans. Amer.
openaire   +2 more sources

Second Eigenfunctions of Nonlinear Eigenvalue Problems

open access: yesJournal of Mathematical Analysis and Applications, 1995
The author considers the eigenvalue problem (1) \(g'(u) = \lambda f' (u)\) where \(f\) and \(g\) are Fréchet differentiable functionals on a Hilbert space \(H\). A particular case of (1) is a linear equation \(Au = \lambda u\) where \(A\) is a weakly continuous selfadjoint linear operator on \(H\).
openaire   +1 more source

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