Results 1 to 10 of about 129,436 (160)

Nonlinear nonhomogeneous Neumann eigenvalue problems [PDF]

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2015
We consider a nonlinear parametric Neumann problem driven by a nonhomogeneous differential operator with a reaction which is $(p-1)$-superlinear near $\pm\infty$ and exhibits concave terms near zero.
Pasquale Candito   +2 more
doaj   +7 more sources

Nonlinear eigenvalue problems [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2014
15 pages, 8 ...
Fring, A., Bender, C., Komijani, J.
openaire   +5 more sources

Nonlinear Eigenvalue Problems with Specified Eigenvalues [PDF]

open access: yesSIAM Journal on Matrix Analysis and Applications, 2014
This work considers eigenvalue problems that are nonlinear in the eigenvalue parameter. Given such a nonlinear eigenvalue problem $T$, we are concerned with finding the minimal backward error such that $T$ has a set of prescribed eigenvalues with prescribed algebraic multiplicities.
Michael Karow   +2 more
openaire   +8 more sources

Comment on ‘Nonlinear eigenvalue problems’ [PDF]

open access: yesJournal of Physics A: Mathematical and Theoretical, 2014
The asymptotic behaviour of solutions to y'(x)=cos[πxy(x)] was investigated by Bender et al (2014 J. Phys. A: Math. Theor. 47 235204). They found, for example, a relation between the initial value y(0)=a and the number of maxima that the solution exhibited.
Bender C M, Bender C M, Oliver S Kerr
openaire   +7 more sources

Numerical Analysis of Nonlinear Eigenvalue Problems [PDF]

open access: yesJournal of Scientific Computing, 2010
We provide a priori error estimates for variational approximations of the ground state eigenvalue and eigenvector of nonlinear elliptic eigenvalue problems of the form $-{div} (A\nabla u) + Vu + f(u^2) u = u$, $\|u\|_{L^2}=1$. We focus in particular on the Fourier spectral approximation (for periodic problems) and on the $ _1$ and $ _2$ finite ...
Cancès, Eric   +2 more
openaire   +8 more sources

Nonlinear eigenvalue problems [PDF]

open access: yesBulletin of the Australian Mathematical Society, 1975
The object of this paper is to prove two new results on the nature of the spectrum of a class of nonlinear elliptic eigenvalue problems. In the first case, sufficient conditions are given for which the spectrum is bounded and, in the second case, conditions are given for which the spectrum is open.
Fradkin, L. Ju., Wake, G. C.
openaire   +3 more sources

On minmax characterization in non-linear eigenvalue problems

open access: yesBruno Pini Mathematical Analysis Seminar, 2022
This is a note based on the paper [20] written in collaboration with N. Fusco and Y. Zhang. The main goal is to introduce minimax type variational characterization of non-linear eigenvalues of the p-Laplacian and other results related to shape and ...
Shirsho Mukherjee
doaj   +1 more source

Nonlinear Eigenvalue Problems for the Dirichlet (p,2)-Laplacian

open access: yesAxioms, 2022
We consider a nonlinear eigenvalue problem driven by the Dirichlet (p,2)-Laplacian. The parametric reaction is a Carathéodory function which exhibits (p−1)-sublinear growth as x→+∞ and as x→0+.
Yunru Bai   +2 more
doaj   +1 more source

Nonlinearizing Two-parameter Eigenvalue Problems

open access: yesSIAM Journal on Matrix Analysis and Applications, 2021
We investigate a technique to transform a linear two-parameter eigenvalue problem, into a nonlinear eigenvalue problem (NEP). The transformation stems from an elimination of one of the equations in the two-parameter eigenvalue problem, by considering it as a (standard) generalized eigenvalue problem. We characterize the equivalence between the original
Emil Ringh, Elias Jarlebring
openaire   +2 more sources

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