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Topological Methods in Nonlinear Analysis
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Found 95 items.
Three solutions for second-order impulsive differential inclusions with Sturm-Liouville boundary conditions via nonsmooth critical point theory
Yu Tian, John R. Graef, Lingju Kong, Min Wang
1 - 18
2016-03-01
Bifurcation and multiplicity results for critical p-Laplacian problems
Kanishka Perera, Marco Squassina, Yang Yang
187 - 194
2016-03-01
Finding critical points whose polarization is also a critical point
Marco Squassina, Jean Van Schaftingen
371 - 379
2012-04-23
Multiple solutions for an impulsive boundary value problems on the halfline via Morse theory
Karima Ait-Mahiout, Smail Djebali, Toufik Moussaoui
219 - 240
2016-03-01
On positive viscosity solutions of fractional Lane-Emden systems
Edir Junior Ferreira Leite, Marcos Montenegro
407 - 425
2019-03-31
Localization of positive critical points in Banach spaces and applications
Radu Precup, Csaba Varga
817 - 833
2017-05-22
Some remarks on the critical point theory
Chong Li
223 - 234
2007-12-01
Resonant Robin problems with indefinite and unbounded potential
Nikolaos S. Papageorgiou, George Smyrlis
51 - 74
2016-10-05
Nonlinear noncoercive Neumann problems with a reaction concave near the origin
Pasquale Candito, Giuseppina D'Aguì, Nikolaos S. Papageorgiou
289 - 317
2016-03-01
Moser-Harnack inequality, Krasnosel'skii type fixed point theorems in cones and elliptic problems
Radu Precup
301 - 313
2012-04-23
On a singular semilinear elliptic problem: multiple solutions via critical point theory
George Smyrlis, Francesca Faraci
459 - 491
2018-05-23
Existence of solutions for a Kirchhoff type fractional differential equations via minimal principle and Morse theory
Nemat Nyamoradi, Yong Zhou
617 - 630
2015-12-01
Nonhomogeneous Dirichlet problems without the Ambrosetti-Rabinowitz condition
Gang Li, Vicenţiu D. Rădulescu, Dušan D. Repovš, Qihu Zhang
55 - 77
2017-10-28
Global existence for reaction-diffusion systems modeling ions electro-migration through biological membranes with mass control and critical growth with respect to the gradient
Bassam Al-hamzah, Naji Yebari
225 - 256
2019-02-16
Positive solutions for singular impulsive Dirichlet boundary value problems
Liang Bai, Juan J. Nieto
561 - 584
2018-11-03
Multiplicity of solutions for polyharmonic Dirichlet problems with exponential nonlinearities and broken symmetry
Edger Sterjo
27 - 63
2017-06-25
Positive solutions for generalized nonlinear logistic equations of superdiffusive type
Antonio Iannizzotto, Nikolaos S. Papageorgiou
95 - 113
2011-04-23
Realization of a graph as the Reeb graph of a Morse function on a manifold
Łukasz Patryk Michalak
749 - 762
2018-08-04
On representation of the Reeb graph as a sub-complex of manifold
Wacław Marzantowicz, Nelson Silva, Marek Kaluba
287 - 308
2015-03-01
Existence of solutions to a semilinear elliptic boundary value problem with augmented Morse index bigger than two
Alfonso Castro, Ivan Ventura
233 - 244
2016-11-23
Bifurcation analysis of a singular elliptic problem modelling the equilibrium of anisotropic continuous media
Giovanni Molica Bisci, Vicentiu D. Radulescu
493 - 508
2015-06-01
On a generalized critical point theory on gauge spaces and applications to elliptic problems on ${\mathbb R}^N$
Marlène Frigon
67 - 89
2001-03-01
Concentration of ground state solutions for fractional Hamiltonian systems
César Torres, Ziheng Zhang
623 - 642
2017-10-01
Homoclinic orbits of first order nonlinear Hamiltonian systems with asymptotically linear nonlinearities at infinity
Guanwei Chen
499 - 510
2016-06-01
An application of nonsmooth critical point theory
Zhouxin Li, Yaotian Shen, Yumin Zhang
203 - 219
2010-04-23
On the existence of periodic solutions for a class of non-autonomous differential delay equations
Rong Cheng, Junxiang Xu, Dongfebg Zhang
139 - 154
2010-04-23
Infinitely many solutions for systems of multi-point boundary value problems using variational methods
John R. Graef, Shapour Heidarkhani, Lingju Kong
105 - 118
2013-04-22
Critical points for some functionals of the calculus of variations
Benedetta Pellacci
285 - 305
2001-06-01
Componentwise localization of critical points for functionals defined on product spaces
Radu Precup
51 - 77
2021-09-12
Existence of non-collision periodic solutions for second order singular dynamical systems
Shuqing Liang
127 - 137
2010-04-23
Schrödinger-Poisson systems with radial potentials and discontinuous quasilinear nonlinearity
Anmin Mao, Hejie Chang
79 - 89
2017-10-09
Relative homological linking in critical point theory
Alexandre Girouard
211 - 221
2007-12-01
Existence of a weak solution for the fractional $p$-Laplacian equations with discontinuous nonlinearities via the Berkovits-Tienari degree theory
Yun-Ho Kim
371 - 388
2018-03-18
Resonant Neumann equations with indefinite linear part
Roberto Livrea, Nikolaos S. Papageorgiou, Giuseppina Barletta
469 - 491
2015-06-01
Existence and multiplicity of solutions for resonant nonlinear Neumann problems
Sergiu Aizicovici, Nikolaos S. Papageorgiou, Vasile Staicu
235 - 252
2010-04-23
Constant-sign and nodal solutions for a Neumann problem with $p$-Laplacian and equi-diffusive reaction term
Salvatore A. Marano, Nikolaos S. Papageorgiou
233 - 248
2011-04-23
Existence and multiplicity results for semilinear ellipctic equations with measure data and jumping nonlinearities
Alberto Ferrero, Claudio Saccon
37 - 65
2007-09-01
On the three critical points theorem
Vitaly Moroz, Alfonso Vignoli, Petr P. Zabreĭko
103 - 113
1998-03-01
The existence of nontrivial critical point for a class of strongly indefinite asymptotically quadratic functional without compactness
Guanggang Liu, Shaoyun Shi, Yucheng Wei
323 - 344
2016-04-12
Morse theory for normal geodesics in sub-Riemannian manifolds with codimension one distributions
Roberto Giambò, Fabio Giannoni, Paolo Piccione, Daniel V. Tausk
273 - 291
2003-06-01
A deformation theorem and some critical point results for non-differentiable functions
Salvatore A. Marano, Dumitru Motreanu
139 - 158
2003-09-01
The effect of diffusion on critical quasilinear elliptic problems
Renato José de Moura, Marcos Montenegro
517 - 534
2016-04-12
Existence of nontrivial solutions to Schrödinger systems with linear and nonlinear couplings via Morse theory
Zhitao Zhang, Meng Yu, Xiaotian Zheng
701 - 716
2023-06-23
Multiplicity results to a class of variational-hemivariational inequalities
Gabriele Bonanno, Patrick Winkert
493 - 516
2016-04-12
On the second deformation lemma
Jean-Noël Corvellec
55 - 66
2001-03-01
Quasilinear elliptic equations with singular potentials and bounded discontinuous nonlinearities
Anran Li, Hongrui Cai, Jiabao Su
439 - 450
2016-04-12
Homoclinic solutions of difference equations with variable exponents
Mihai Mihăilescu, Vicenţiu D. Rădulescu, Stepan Tersian
277 - 289
2011-04-23
On the existence of two solutions for a general class of jumping problems
Alessandro Groli, Marco Squassina
325 - 344
2003-06-01
On a class of nonhomogeneous elliptic problems involving exponential critical growth
Manassés de Souza, Everaldo Souto de Medeiros, Uberlandio Severo
399 - 412
2016-04-12
On the existence of three solutions for jumping problems involving quasilinear operators
Annamaria Canino
1 - 16
2001-09-01
Concentration of solutions for a nonlinear elliptic problem with nearly critical exponent
Jan Chabrowski, Shusen Yan
199 - 233
1999-06-01
Critical points when there is no saddle point geometry
Martin Schechter
295 - 308
1995-12-01
The splitting lemmas for nonsmooth functional on Hilbert spaces II. The case at infinity.
Guangcun Lu
277 - 335
2016-04-12
On the existence of positive entire solutions of nonlinear elliptic equations
Marco Squassina
23 - 39
2001-03-01
An existence result for a class of quasilinear elliptic boundary value problems with jumping nonlinearities
Kanishka Perera
135 - 144
2002-09-01
Elliptic problems on weighted locally finite graphs
Maurizio Imbesi, Giovanni Molica Bisci, Dušan D. Repovš
501 - 526
2023-03-04
Poincaré-Hopf type formulas on convex sets of Banach spaces
Thomas Bartsch, E. Norman Dancer
213 - 229
2009-12-01
Positive entire solutions of quasilinear elliptic problems via nonsmooth critical point theory
Monica Conti, Filippo Gazzola
275 - 294
1996-12-01
Critical point approaches to quasilinear second order differential equations depending on a parameter
Shapour Heidarkhani, Johnny Henderson
177 - 197
2016-04-12
Equilibria of vortex type Hamiltonians on closed surfaces
Mohameden Ahmedou, Thomas Bartsch, Tim Fiernkranz
239 - 256
2023-02-26
Existence of multiple solutions of some second order impulsive differential equations
Jing Xiao, Juan J. Nieto, Zhiguo Luo
287 - 296
2016-04-12
Index theory for linear elliptic equation and multiple solutions for asymptotically linear elliptic equation with resonance
Yuan Shan, Keqiang Li
89 - 104
2016-04-12
Resonant nonlinear periodic problems with the scalar $p$-Laplacian and a nonsmooth potential
Sergiu Aizicovici, Nikolaos S. Papageorgiou, Vasile Staicu
269 - 288
2006-06-01
Effect of the domain geometry on the existence of multipeak solutions for an elliptic problem
E. Norman Dancer, Shusen Yan
1 - 38
1999-09-01
A three critical points theorem and its applications to the ordinary Dirichlet problem
Diego Averna, Gabriele Bonanno
93 - 103
2003-09-01
A planar Schrödinger-Poisson system with vanishing potentials and exponential critical growth
Francisco S. B. Albuquerque, Jonison L. Carvalho, Marcelo F. Furtado, Everaldo S. Medeiros
159 - 180
2023-09-23
Critical Kirchhoff-type equation with singular potential
Yu Su, Senli Liu
611 - 636
2023-06-23
Multiple positive solutions for a singularly perturbed Dirichlet problem in "geometrically trivial" domains
Giovanna Cerami, Caterina Maniscalco
63 - 76
2002-03-01
Topological structure of solution sets to parabolic problems
Vladimír Ďurikovič, Monika Ďurikovičová
313 - 349
2005-06-01
Existence of many sign-changing nonradial solutions for semilinear elliptic problems on thin annuli
Alfonso Castro, Marcel B. Finan
273 - 279
1999-06-01
Non-autonomous quasilinear elliptic equations and Ważewski's principle
Matteo Franca
213 - 238
2004-06-01
A semilinear elliptic equation with convex and concave nonlinearities
Elliot Tonkes
251 - 271
1999-06-01
A deformation lemma with an application to a mean field equation
Marcello Lucia
113 - 138
2007-09-01
Geodesics in conical manifolds
Marco Ghimenti
235 - 261
2005-06-01
Nontrivial solutions for a class of gradient-type quasilinear elliptic systems
Anna Maria Candela, Caterina Sportelli
957 - 986
2022-06-12
Existence and multiplicity results for semilinear equations with measure data
Alberto Ferrero, Claudio Saccon
285 - 318
2006-12-01
On a $p$-superlinear Neumann $p$-Laplacian equation
Sergiu Aizicovici, Nikolaos S. Papageorgiou, Vasile Staicu
111 - 130
2009-09-01
Morse theory for Riemannian geodesics without nondegeneracy assumptions
Anna Germinario, Fabio Giannoni
295 - 325
1997-12-01
Deformation properties for continuous functionals and critical point theory
Jean-Noël Corvellec, Marco Degiovanni, Marco Marzocchi
151 - 171
1993-03-01
The jumping nonlinearity problem revisited: an abstract approach
David G. Costa, Hossein Tehrani
249 - 272
2003-06-01
The regularized free fall II. Homology computation via heat flow
Urs Frauenfelder, Joa Weber
343 - 361
2022-08-31
Lagrangian systems with Lipschitz obstacle on manifolds
Sergio Lancelotti, Marco Marzocchi
229 - 253
2006-06-01
Nontrivial solutions of variational inequalities. The degenerate case
Sergio Lancelotti
303 - 319
2001-12-01
Multiple nontrivial solutions of elliptic semilinear equations
Kanishka Perera, Martin Schechter
1 - 15
2000-09-01
The intrinsic mountain pass principle
Nadezhda Ribarska, Tsvetomir Tsachev, Mikhail Krastanov
309 - 322
1998-12-01
On the existence of sign changing solutions for semilinear Dirichlet problems
Thomas Bartsch, Zhi-Qiang Wang
115 - 131
1996-03-01
Multiplicity of solutions for quasilinear elliptic equations
Annamaria Canino
357 - 370
1995-12-01
Some multiplicity results for a superlinear elliptic problem in $\mathbb R^N$
Addolorata Salvatore
29 - 39
2003-03-01
Periodic solutions for nonautonomous systems with nonsmooth quadratic or superquadratic potential
Dumitru Motreanu, Viorica V. Motreanu, Nikolaos S. Papageorgiou
269 - 296
2004-12-01
A bifurcation result of Böhme-Marino type for quasilinear elliptic equations
Elisabetta Benincasa, Annamaria Canino
1 - 17
2008-03-01
Orthogonal trajectories on stationary spacetimes under intrinsic assumptions
Rossella Bartolo, Anna Germinario, Miguel Sanchez
239 - 268
2004-12-01
On the solvability of a resonant elliptic equation with asymmetric nonlinearity
Ana Rute Domingos, Miguel Ramos
45 - 57
1998-03-01
The limiting case for strongly indefinite functionals
Gilles Fournier, M Timoumi, Michael Willem
203 - 209
1993-06-01
Positive solutions of elliptic equations with discontinuous nonlinearities
Gabriele Bonanno, Salvatore A. Marano
263 - 273
1996-12-01
Multiplicity for symmetric indefinite functionals: applications to Hamiltonian and elliptic systems
Patricio Felmer, Zhi-Qiang Wang
207 - 226
1998-12-01
1 - 95 of 95 items