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Topological Methods in Nonlinear Analysis
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Found 140 items.
Bifurcation and multiplicity results for critical p-Laplacian problems
Kanishka Perera, Marco Squassina, Yang Yang
187 - 194
2016-03-01
Multiplicity of positive solutions for Kirchhoff type problems in $\mathbb R^3$
Tingxi Hu, Lu Lu
231 - 252
2017-08-19
Multiplicity theorems for resonant and superlinear nonhomogeneous elliptic equations
Nikolaos S. Papageorgiou, Vicenţiu D. Rădulescu
283 - 320
2016-07-06
Multiplicity of solutions of asymptotically linear Dirichlet problems associated to second order equations in R^{2n+1}
Alessandro Margheri, Carlota Rebelo
1107 - 1118
2015-12-01
Bifurcation and multiplicity results for classes of $p,q$-Laplacian systems
Ratnasingham Shivaji, Byungjae Son
103 - 114
2016-04-29
Multiplicity of solutions of some quasilinear equations in ${\mathbb{R}^{N}}$ with variable exponents and concave-convex nonlinearities
Claudianor O. Alves, José L. P. Barreiroy, José Valdo Gonçalves
529 - 559
2016-06-01
On multiplicity of eigenvalues and symmetry of eigenfunctions of the $p$-Laplacian
Benjamin Audoux, Vladimir Bobkov, Enea Parini
565 - 582
2018-01-20
Existence and multiplicity of positive solutions for a Schrodinger-Poisson system with a perturbation
Juntao Sun, Tsung-fang Wu
967 - 998
2015-12-01
Multiplicity and concentration for Kirchhoff type equations around topologically critical points in potential
Yu Chen, Yanheng Ding
183 - 223
2019-02-24
Periodic bifurcation problems for fully nonlinear neutral functional differential equations via an integral operator approach: the multidimensional degeneration case
Jean-Francois Couchouron, Mikhail I. Kamenskii, Boris Mikhaylenko, Paolo Nistri
631 - 664
2015-12-01
Nielsen number, impulsive differential equations and problem of Jean Leray
Jan Andres
383 - 400
2020-08-27
Positive solutions of a diffusive predator-prey mutualist model with cross-diffusion
Jun Zhou
125 - 145
2016-03-01
On exact multiplicity for a second order equation with radiation boundary conditions
Pablo Amster, Mariel P. Kuna
233 - 246
2019-07-13
Existence and multiplicity results for a non-homogeneous fourth order equation
Ali Maalaoui, Vittorio Martino
273 - 300
2012-04-23
Multiplicity and concentration results for a class of singularly perturbed critical quasilinear Schrödinger equation
Yongpeng Chen, Zhongwei Tang
135 - 171
2020-08-27
Multiplicity of solutions for $p$-Laplacian type elliptic problems with electromagnetic fields and critical nonlinearity
Zhongyi Zhang
115 - 129
2016-04-29
A Global multiplicity result for a very singular critical nonlocal equation
Jacques Giacomoni, Tuhina Mukherjee, Konijeti Sreenadh
354 - 370
2019-07-21
Semiclassical states for critical Choquard equations with critical frequency
Fashun Gao, Jiazheng Zhou
107 - 133
2021-02-20
On existence of periodic solutions for Kepler type problems
Pablo Amster, Julián Haddad
465 - 476
2016-08-17
Coercive functionals and their relationship to multiplicity of solution to nonlocal boundary value problems
Christopher S. Goodrich
409 - 426
2019-10-20
Nonlinear noncoercive Neumann problems with a reaction concave near the origin
Pasquale Candito, Giuseppina D'Aguì, Nikolaos S. Papageorgiou
289 - 317
2016-03-01
Solutions with sign information for nonlinear nonhomogeneous elliptic equations
Nikolaos S. Papageorgiou, Vicentiu D. Radulescu
575 - 600
2015-06-01
Multiplicity of positive solutions for fractional Laplacian equations involving critical nonlinearity
Jinguo Zhang, Xiaochun Liu, Hongying Jiao
151 - 182
2019-02-16
Multiplicity results for nonlocal fractional $p$-Kirchhoff equations via Morse theory
Binlin Zhang, Giovanni Molica Bisci, Mingqi Xiang
445 - 461
2016-11-23
Positive solutions for a $2n$th-order boundary value problem involving all derivatives of odd orders
Zhilin Yang, Donal O'Regan
87 - 101
2011-04-23
Resonant Robin problems with indefinite and unbounded potential
Nikolaos S. Papageorgiou, George Smyrlis
51 - 74
2016-10-05
Quasilinear nonhomogeneous Schrödinger equation with critical exponential growth in R^n
Tarciana Silva, Manassés de Souza, João Marcos do Ó
615 - 639
2015-06-01
Existence and multiplicity of nontrivial solutions for semilinear elliptic Dirichlet problems across resonance
Xianojun Chang, Yong Li
285 - 310
2010-04-23
Multiple periodic solutions of Hamiltonian systems in the plane
Alessandro Fonda, Luca Ghirardelli
27 - 38
2010-04-23
Existence and multiplicity of solutions for resonant nonlinear Neumann problems
Sergiu Aizicovici, Nikolaos S. Papageorgiou, Vasile Staicu
235 - 252
2010-04-23
On noncoercive periodic systems with vector $p$-Laplacian
Petru Jebelean, Nikolaos S. Papageorgiou
249 - 263
2011-04-23
On a multiplicity result of J. R. Ward for superlinear planar systems
Cristian Bereanu
289 - 298
2006-06-01
Quasilinear elliptic problems on non-reflexive Orlicz-Sobolev spaces
Edcarlos D. Silva, Marcos Leandro Carvalho, K. Silva, José Valdo Gonçalves
587 - 612
2019-10-06
Schrödinger-Poisson systems with radial potentials and discontinuous quasilinear nonlinearity
Anmin Mao, Hejie Chang
79 - 89
2017-10-09
Existence and multiplicity of positive solutions for boundary value problems of 2d order ODE
Patrick Habets, Marcellino Gaudenzi
131 - 150
1999-09-01
Corrigendum and addendum to "Non-autonomous quasilinear elliptic equations and Ważewski's principle"
Matteo Franca
1 - 30
2020-09-05
A diffusive logistic equation with U-shaped density dependent dispersal on the boundary
Jerome Goddard II, Quinn Morris, Catherine Payne, Ratnasingham Shivaji
335 - 349
2019-01-12
Existence of multiple solutions for a quasilinear elliptic problem
Jorge Cossio, Sigifredo Herrón, Carlos Vélez
531 - 551
2017-10-01
Generalized limit theorem and bifurcation for problems with Pucci's operator
Guowei Dai
229 - 261
2020-08-29
Positive solutions for singular impulsive Dirichlet boundary value problems
Liang Bai, Juan J. Nieto
561 - 584
2018-11-03
Subharmonic solutions and minimal periodic solutions of first-order variant subquadratic Hamiltonian systems
Shanshan Tang, Xiaofei Zhang
517 - 532
2020-06-07
Singular reaction diffusion equations where a parameter influences the reaction term and the boundary conditions
Nalin Fonseka, Amila Muthunayake, Ratnasingham Shivaji, Byungjae Son
221 - 242
2021-02-08
Solutions for quasilinear elliptic systems with vanishing potentials
Billel Gheraibia
153 - 175
2019-07-13
Multiplicity of solutions for polyharmonic Dirichlet problems with exponential nonlinearities and broken symmetry
Edger Sterjo
27 - 63
2017-06-25
Asymptotical multiplicity and some reversed variational inequalities
Antonio Marino, Dimitri Mugnai
43 - 62
2002-09-01
Effect of external potentials in a coupled system of multi-component incongruent diffusion
Yanheng Ding, Tian Xu
715 - 750
2019-11-14
Geodesics on ${\bf SO}(n)$ and a class of spherically symmetric maps as solutions to a nonlinear generalised harmonic map problem
Stuart Day, Ali Taheri
637 - 662
2018-05-21
Infinitely many periodic solutions of Duffing equations under integral condition
Nannan Zheng, Zaihong Wang
297 - 315
2020-12-18
Multiplicity results for fractional $p$-Laplacian problems with Hardy term and Hardy-Sobolev critical exponent in $\mathbb{R}^N$
Hadi Mirzaee
603 - 621
2019-05-08
Multiple positive solutions for a fractional elliptic systems involving sign-changing weight
Haining Fan
757 - 781
2017-05-21
Multiplicity results for some quasilinear elliptic problems
Francisco Odair de Paiva, João Marcos do Ó, Everaldo Souto de Medeiros
77 - 89
2009-09-01
Topology of twists, extremising twist paths and multiple solutions to the nonlinear system in variation $\mathscr{L}[u] = \nabla \mathscr{P}$
George Morrison, Ali Taheri
833 - 862
2019-11-09
Multiplicity of solutions for asymptotically linear $n$-th order boundary value problems
Francesca Dalbono
67 - 85
2007-09-01
Strongly resonant Robin problems with idefinite and unbounded potential
Nikolaos S. Papageorgiou, George Smyrlis
511 - 527
2016-12-16
A multiplicity result for a degenerate elliptic equation with critical growth on noncontractible domains
Elisa Garagnani, Francesco Uguzzoni
53 - 68
2003-09-01
Asymptotically critical points and their multiplicity
Antonio Marino, Dimitri Mugnai
29 - 38
2002-03-01
Nonhomogeneous Dirichlet problems without the Ambrosetti-Rabinowitz condition
Gang Li, Vicenţiu D. Rădulescu, Dušan D. Repovš, Qihu Zhang
55 - 77
2017-10-28
Multiplicity of solutions for nonhomogeneuous nonlinear elliptic equations with critical exponents
Norimichi Hirano
269 - 281
2001-12-01
Multiple solitary wave solutions of nonlinear Schrödinger systems
Rushun Tian, Zhi-Qiang Wang
203 - 223
2011-04-23
Existence and multiplicity of radially symmetric solutions for nonlinear Schrödinger equations
Tomoharu Kinoshita
667 - 692
2023-12-31
Separating solutions of nonlinear problems using nonlinear generalized Rayleigh quotients
Marcos Leandro Carvalho, Yavdat Il'yasov, Carlos Alberto Santos
453 - 480
2021-12-02
Note on periodic solutions of relativistic pendulum type systems
Kazuya Hata, Jiaquan Liu, Zhi-Qiang Wang
417 - 425
2013-04-22
On the critical $p$-Kirchhoff equation
Erisa Hasani, Kanishka Perera
383 - 391
2023-02-26
Multiplicity and concentration of positive solutions to the double phase Kirchhoff type problems with critical growth
Jie Yang, Lintao Liu, Fengjuan Meng
1 - 33
2024-03-03
Lefschetz fixed point theorem for acyclic maps with multiplicity
Fritz von Haeseler, Heinz-Otto Peitgen, Gencho Skordev
339 - 374
2002-06-01
Multiplicity of solutions for quasilinear elliptic equations
Annamaria Canino
357 - 370
1995-12-01
Multiplicity of multi-bump type nodal solutions for a class of elliptic problems in ${\Bbb R}^N$
Claudianor O. Alves
231 - 250
2009-12-01
Some multiplicity results for a superlinear elliptic problem in $\mathbb R^N$
Addolorata Salvatore
29 - 39
2003-03-01
Generalized Sturm-Liouville boundary conditions for first order differential systems in the plane
Alessandro Fonda, Maurizio Garrione
293 - 325
2013-04-22
Moser-Harnack inequality, Krasnosel'skii type fixed point theorems in cones and elliptic problems
Radu Precup
301 - 313
2012-04-23
A class of singular $k_i$-Hessian systems
Meiqiang Feng
341 - 365
2023-09-23
Measure-preserving diffeomorphisms with an arbitrary spectral multiplicity
Francois Blanchard, Mariusz Lemańczyk
275 - 294
1993-06-01
Asymptotic bifurcation problems for quasilinear equations existence and multiplicity results
Pavel Drábek
183 - 194
2005-03-01
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
Existence and multiplicity of sign-changing solutions for a Schrödinger-Bopp-Podolsky system
Lixiong Wang, Haibo Chen, Senli Liu
913 - 940
2022-06-12
Multiple positive symmetric solutions of a singularly perturbed elliptic equation
Mónica Clapp, Gustavo Izquierdo
17 - 39
2001-09-01
Multiple solutions of compact $H$-surfaces in Euclidean space
Yuxin Ge, Feng Zhou
355 - 367
2003-12-01
Multiplicity of positive solutions for a Kirchhoff type problem without asymptotic conditions
Xiaotao Qian
681 - 700
2023-06-23
On a singular semilinear elliptic problem: multiple solutions via critical point theory
George Smyrlis, Francesca Faraci
459 - 491
2018-05-23
Further remarks on a problem of Moser and a conjecture of Mawhin
Jan Andres
163 - 174
1995-09-01
Multiplicity of solutions for some elliptic equations involving critical and supercritical Sobolev exponents
Shujie Li, Zhaoli Liu
235 - 261
2006-12-01
Multiplicity of nodal solutions for elliptic equations with supercritical exponent in contractible domains
Donato Passaseo
245 - 262
1996-12-01
A multiplicity result for the generalized Kadomtsev-Petviashvili equation
Zhi-Qiang Wang, Michael Willem
261 - 270
1996-06-01
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
Semiclassical states for Schrödinger-Poisson system with Hartree-type nonlinearity
Li Cai, Fubao Zhang
779 - 817
2022-03-13
Resonant Neumann equations with indefinite linear part
Roberto Livrea, Nikolaos S. Papageorgiou, Giuseppina Barletta
469 - 491
2015-06-01
Multiplicity of nonradial solutions for a class of quasilinear equations on annulus with exponential critical growth
Claudianor O. Alves, Luciana R. de Freitas
243 - 262
2012-04-23
Existence, multiplicity and concentration of positive solutions for a class of quasilinear problems
Claudianor O. Alves, Yanheng Ding
265 - 278
2007-06-01
Blow up points of solution curves for a semilinear problem
Junping Shi
251 - 266
2000-06-01
Positive radial solutions of the Dirichlet problem for the Minkowski-curvature equation in a ball
Isabel Coelho, Chiara Corsato, Sabrina Rivetti
23 - 39
2016-04-12
Existence results for the $p$-Laplacian equation with resonance at the first two eigenvalues
Ming-Zheng Sun
93 - 105
2012-04-23
From the Schauder fixed-point theorem to the applied multivalued Nielsen theory
Jan Andres, Lech Górniewicz
229 - 238
1999-12-01
Infinitely many solutions for operator equations involving duality mappings on Orlicz-Sobolev spaces
George Dinca, Pavel Matei
49 - 76
2009-09-01
Positive solutions for a $2n$th-order $p$-Laplacian boundary value problem involving all even derivatives
Jiafa Xu, Zhongli Wei, Youzheng Ding
23 - 36
2012-04-23
Global multiplicity for parametric anisotropic Neumann (p,q)-equations
Nikolaos S. Papageorgiou, Vicenţiu D. Rădulescu, Dušan D. Repovš
393 - 422
2023-02-26
Existence and multiplicity of solutions for superquadratic noncooperative variational elliptic systems
Daniela Lupo
27 - 46
1998-09-01
Existence and multiplicity results for semilinear ellipctic equations with measure data and jumping nonlinearities
Alberto Ferrero, Claudio Saccon
37 - 65
2007-09-01
A continuation approach to some forced superlinear Sturm-Liouville boundary value problems
Anna Capietto, M. Henrard, Jean Mawhin, Fabio Zanolin
81 - 100
1994-03-01
Nabla theorems and multiple solutions for some noncooperative elliptic systems
Antonio Marino, Claudio Saccon
213 - 237
2001-06-01
On the Fučík spectrum for elliptic systems
Eugenio Massa, Bernhard Ruf
195 - 228
2006-06-01
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