Raffaele Chiappinelli

Available identifiers

zbMath Open chiappinelli.raffaeleMaRDI QIDQ399444

List of research outcomes

Publication	Date of Publication	Type
Differential Equations, Fourier Series, and Hilbert Spaces	2023-08-01	Paper
What do you mean by ``Nonlinear eigenvalue problems?	2020-03-20	Paper
Surjectivity of coercive gradient operators in Hilbert space and nonlinear spectral theory	2019-07-22	Paper
Measure of noncompactness, surjectivity of gradient operators and an application to the \(p\)-Laplacian	2018-12-20	Paper
Approximation and convergence rate of nonlinear eigenvalues: Lipschitz perturbations of a bounded self-adjoint operator	2017-08-10	Paper
Topological persistence of the unit eigenvectors of a perturbed Fredholm operator of index zero	2014-08-19	Paper
PERSISTENCE OF THE NORMALIZED EIGENVECTORS OF A PERTURBED OPERATOR IN THE VARIATIONAL CASE	2013-09-02	Paper
Variational methods for NLEV approximation near a bifurcation point	2012-12-18	Paper
https://portal.mardi4nfdi.de/entity/Q3099784	2011-12-01	Paper
Topological persistence of the normalized eigenvectors of a perturbed self-adjoint operator	2010-10-25	Paper
Upper and lower bounds for higher order eigenvalues of some semilinear elliptic equations	2010-08-18	Paper
Eigenvalues of homogeneous gradient mappings in Hilbert space and the Birkhoff-Kellogg theorem	2009-07-03	Paper
A-priori bounds and asymptotics on the eigenvalues in bifurcation problems for perturbed self-adjoint operators	2009-05-13	Paper
NORMALIZED EIGENVECTORS OF A PERTURBED LINEAR OPERATOR VIA GENERAL BIFURCATION	2008-06-09	Paper
An application of Ekeland's variational principle to the spectrum of nonlinear homogeneous gradient operators	2008-01-28	Paper
Nonlinear homogeneous perturbation of the discrete spectrum of a self-adjoint operator and a new constrained saddle point theorem	2006-04-28	Paper
https://portal.mardi4nfdi.de/entity/Q4469625	2004-06-15	Paper
https://portal.mardi4nfdi.de/entity/Q2746992	2002-12-26	Paper
Locating the point spectrum of some semilinear elliptic operators	2002-08-25	Paper
ON THE NUMBER OF CRITICAL POINTS OF A C 1 FUNCTION ON THE SPHERE	2001-01-30	Paper
https://portal.mardi4nfdi.de/entity/Q4526465	2001-01-16	Paper
https://portal.mardi4nfdi.de/entity/Q4953578	2000-06-22	Paper
Constrained critical points and eigenvalue approximation for semilinear elliptic operators	1999-07-19	Paper
An estimate on the eigenvalues in bifurcation for gradient mappings	1998-01-19	Paper
Compact embeddings of some weighted Sobolev spaces on ℝN	1996-02-18	Paper
The Nemitskii Operator in Hölder Spaces: Some Necessary and Sufficient Conditions	1995-11-09	Paper
Bifurcation from infinity and multiple solutions for an elliptic system	1993-11-01	Paper
Eigenvalue asymptotics and a nonlinear Schrödinger equation	1993-09-07	Paper
Bifurcation from infinity and multiple solutions for some Dirichlet problems with unbounded nonlinearities	1993-04-01	Paper
https://portal.mardi4nfdi.de/entity/Q3976140	1992-06-26	Paper
Remarks on bifurcation for elliptic operators with odd nonlinearity	1989-01-01	Paper
https://portal.mardi4nfdi.de/entity/Q3031278	1989-01-01	Paper
https://portal.mardi4nfdi.de/entity/Q4730345	1989-01-01	Paper
On spectral asymptotics and bifurcation for elliptic operators with odd superlinear term	1989-01-01	Paper
https://portal.mardi4nfdi.de/entity/Q3490376	1988-01-01	Paper
Generalized Ambrosetti-Prodi conditions for nonlinear two-point boundary value problems	1987-01-01	Paper
https://portal.mardi4nfdi.de/entity/Q3679509	1985-01-01	Paper
https://portal.mardi4nfdi.de/entity/Q3702851	1985-01-01	Paper
https://portal.mardi4nfdi.de/entity/Q3729473	1985-01-01	Paper
https://portal.mardi4nfdi.de/entity/Q4741110	1982-01-01	Paper
Bifurcation when the linearized problem has no eigenvalues	1978-01-01	Paper

Research outcomes over time

Doctoral students

No records found.

Known relations from the MaRDI Knowledge Graph

Property	Value
MaRDI profile type	MaRDI person profile
instance of	human

This page was built for person: Raffaele Chiappinelli