Sfoglia per Autore
Remarks on surjectivity of gradient operators
2020-01-01 Chiappinelli, R.; Edmunds, D. E.
Nonlinear rayleigh quotients and nonlinear spectral theory
2019-01-01 Chiappinelli, R.
Measure of noncompactness, surjectivity of gradient operators and an application to the p-Laplacian
2019-01-01 Chiappinelli, R.; Edmunds, D. E.
Surjectivity of coercive gradient operators in Hilbert space and nonlinear spectral theory
2019-01-01 Chiappinelli, R.
What do you mean by "nonlinear eigenvalue problems"?
2018-01-01 Chiappinelli, Raffaele
Approximation and convergence rate of nonlinear eigenvalues: Lipschitz perturbations of a bounded self-adjoint operator
2017-01-01 Chiappinelli, Raffaele
Topological persistence of the unit eigenvectors of a perturbed Fredholm operator of index zero
2014-01-01 Chiappinelli, Raffaele; Furi, Massimo; Pera, Maria Patrizia
PERSISTENCE OF THE NORMALIZED EIGENVECTORS OF A PERTURBED OPERATOR IN THE VARIATIONAL CASE
2013-01-01 Chiappinelli, Raffaele; Massimo, Furi; MARIA PATRIZIA, Pera
Variational Methods for NLEV Approximation Near a Bifurcation Point
2012-01-01 Chiappinelli, Raffaele
A new theme in nonlinear analysis: continuation and bifurcation of the unit eigenvectors of a perturbed linear operator
2011-01-01 Chiappinelli, Raffaele; Furi, M.; Pera, M. P.
Upper and lower bounds for higher order eigenvalues of some semilinear elliptic equations
2010-01-01 Chiappinelli, Raffaele
Topological persistence of the normalized eigenvectors of a perturbed self-adjoint operator
2010-01-01 Chiappinelli, Raffaele; Furi, M; Pera, M. P.
A-priori bounds and asymptotics on the eigenvalues in bifurcation problems for perturbed self-adjoint operators
2009-01-01 Chiappinelli, Raffaele
Normalized eigenvectors of a perturbed linear operator via general bifurcation
2008-01-01 Chiappinelli, Raffaele; Furi, M; Pera, M. P.
An application of Ekeland’s Variational Principle to the spectrum of nonlinear homogeneous gradient operators
2008-01-01 Chiappinelli, Raffaele
Eigenvalues of homogeneous gradient mappings in Hilbert space and the Birkhoff-Kellogg theorem
2007-01-01 Chiappinelli, Raffaele
Nonlinear homogeneous perturbation of the discrete spectrum of a self-adjoint operator and a new Constrained Saddle Point Theorem
2006-01-01 Chiappinelli, Raffaele
Isolated connected eigenvalues in nonlinear spectral theory
2003-01-01 Chiappinelli, Raffaele
Locating the point spectrum of some semilinear elliptic operators
2002-01-01 Chiappinelli, Raffaele
On the eigenvalue problem for some nonlinear perturbations of compact selfadjoint operators. PDF Clipboard Journal Article
2001-01-01 Chiappinelli, Raffaele
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