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Topological Methods in Nonlinear Analysis
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Found 106 items.
The least number of n-periodic points on tori can be realized by a smooth map
Jerzy Jezierski
91 - 107
2016-03-01
Nonlinear Hammerstein equations and functions of bounded Riesz-Medvedev variation
Jürgen Appell, Tomas Dominguez Benavides
319 - 332
2016-03-01
On a power-type coupled system of Monge-Ampère equations
Zexin Qi, Zhitao Zhang
717 - 730
2015-12-01
Equivalent forms of the Brouwer fixed point theorem II
Adam Idzik, Władysław Kulpa, Piotr Maćkowiak
57 - 71
2021-02-20
A local existence theorem for a class of delay differential equations
Ioan I. Vrabie
597 - 612
2016-03-30
Fixed point results in set $P_{h,e}$ with applications to fractional differential equations
Lingling Zhang, Hui Wang, Xiaoqiang Wang
536 - 566
2019-10-06
Some properties of sets, fixed point theorems in ordered product spaces and applications to a nonlinear system of fractional differential equations
Jing Ren, Chengbo Zhai
625 - 645
2017-05-26
Euler characteristics of digital wedge sums and their applications
Sang-Eon Han, Wei Yao
183 - 203
2016-10-27
A version of Krasnosel'skiĭ's compression-expansion fixed point theorem in cones for discontinuous operators with applications
Rubén Figueroa, Rodrigo López Pouso, Jorge Rodríguez-López
493 - 510
2018-05-21
Schauder's Theorem and the method of a priori bounds
Andrzej Granas, Marlène Frigon
99 - 109
2018-03-18
Fixed point index theory for perturbation of expansive mappings by $k$-set contractions
Smaïl Djebali, Karima Mebarki
613 - 640
2019-11-14
Index 1 fixed points of orientation reversing planar homeomorphisms
José M. Salazar, Francisco Romero Ruiz del Portal
223 - 246
2015-09-01
Periodic solutions for second order singular differential systems with parameters
Fanglei Wang, Jifeng Chu, Stefan Siegmund
549 - 562
2015-12-01
Existence and uniquenes results for systems of impulsive functional stochastic differential equations driven by fractional Brownian motion with multiple delay
Mohamed Ferhat, Tayeb Blouhi
449 - 476
2018-05-30
Periodic points of multi-valued $\varepsilon $-contractive maps
Sam B. Nadler
399 - 409
2003-12-01
Positive radial solutions of a quasilinear problem in an exterior domain with vanishing boundary conditions
Juan C. Guajardo, Sebastián Lorca, Rajesh Mahadevan
569 - 595
2021-06-09
Equivalent forms of the Brouwer fixed point theorem
Adam Idzik, Władysław Kulpa, Piotr Maćkowiak
263 - 276
2016-04-12
A class of delay evolution hemivariational inequalities and optimal feedback controls
Liang Lu, Zhenhai Liu, Jing Zhao
1 - 22
2018-02-12
A remark to the Schauder fixed point theorem
Valter Šeda
61 - 73
2000-03-01
On a class of intermediate local-nonlocal elliptic problems
Claudianor O. Alves, Francisco Julio S. A. Corrêa, Michel Chipot
497 - 509
2016-12-16
The Bolzano property and the cube-like complexes
Przemysław Tkacz
481 - 495
2017-02-08
The existence of positive solutions for the singular two-point boundary value problem
Yanmin Niu, Baoqiang Yan
665 - 682
2017-03-04
On the stability of new impulsive ordinary differential equations
JinRong Wang, Zeng Lin, Yong Zhou
303 - 314
2015-09-01
Infinitely many periodic solutions of Duffing equations under integral condition
Nannan Zheng, Zaihong Wang
297 - 315
2020-12-18
A generalization of Nadler’s fixed point theorem and its application to nonconvex integral inclusions
Hemant Kumar Pathak, Naseer Shahzad
207 - 227
2013-04-22
On random coincidence point theorems
Naseer Shahzad
391 - 400
2005-06-01
Multiple periodic solutions of Hamiltonian systems in the plane
Alessandro Fonda, Luca Ghirardelli
27 - 38
2010-04-23
Fractional stochastic evolution hemivariational inequalities and optimal controls
Yirong Jiang, Qiongfen Zhang, Nanjing Huang
493 - 515
2020-06-07
Multiple periodic solutions for one-sided sublinear systems: A refinement of the Poincaré-Birkhoff approach
Tobia Dondè, Fabio Zanolin
565 - 581
2020-05-31
Krasnosel'skii-Schaefer type method in the existence problems
Calogero Vetro, Dariusz Wardowski
131 - 139
2019-07-13
Nonlinear impulsive fractional differential equations in Banach spaces
Tian Liang Guo
221 - 232
2013-04-22
Long time existence of solutions to 2D Navier-Stokes equations with inflow-outflow and heat convection
Piotr Kacprzyk
343 - 355
2011-04-23
Existence results for boundary value problems for fractional hybrid differential inclusions
Bapurao C. Dhage, Sotiris K. Ntouyas
229 - 238
2016-04-12
Existence of non-collision periodic solutions for second order singular dynamical systems
Shuqing Liang
127 - 137
2010-04-23
Existence and global attractivity of the unique positive periodic solution for discrete hematopoiesis model
Zhijian Yao
423 - 437
2015-06-01
Fixed point theorems for continuous single-valued and upper semicontinuous set-valued mappings in $p$-vector and locally $p$-convex spaces
George X. Yuan
1 - 17
2024-03-03
Fixed point theorem for generic 2-generalized hybrid mappings in Hilbert spaces
Atsumasa Kondo
833 - 849
2022-06-12
CQ method for approximating fixed points of nonexpansive semigroups and strictly pseudo-contractive mappings
Hossein Piri, Samira Rahrovi
513 - 530
2017-09-16
$C^{m}$-smoothness of invariant fiber bundles
Christian Pötzsche, Stefan Siegmund
107 - 145
2004-09-01
An extension of Krasnoselskii's fixed point theorem for contractions and compact mappings
George L. Karakostas
181 - 191
2003-09-01
Coincidence and fixed point theorems with applications
Qamrul H. Ansari, Adam Idzik, Jen-Chih Yao
191 - 202
2000-03-01
Local fixed point theory involving three operators in Banach algebras
Bapurao C. Dhage
377 - 386
2004-12-01
Fixed point theorems and fixed point index for countably condensing maps
Martin Väth
341 - 363
1999-06-01
Modular version of Goebel-Kirk theorem
Wojciech M. Kozlowski
1 - 16
2024-03-10
A class of positive linear operators and applications to nonlinear boundary value problems
Jeffrey R. L. Webb
221 - 242
2012-04-23
The Knaster-Kuratowski-Mazurkiewicz theorem and almost fixed points
Sehie Park
195 - 200
2000-09-01
On properties of solutions for a functional equation
Zeqing Liu, Shin Min Kang
113 - 133
2015-09-01
The Lefschetz fixed point theory for morphisms in topological vector spaces
Lech Górniewicz, Danuta Rozpłoch-Nowakowska
315 - 333
2002-12-01
On Caristi fixed point theorem for set-valued mappings
Karim Chaira, Soumia Chaira, Samih Lazaiz
153 - 161
2022-03-06
On a multivalued version of the Sharkovskii theorem and its application to differential inclusions, III
Jan Andres, Karel Pastor
369 - 386
2003-12-01
Linearization of planar homeomorphisms with a compact attractor
Armengol Gasull, Jorge Groisman, Francesc Mañosas
493 - 506
2016-08-20
Bisection of measures on spheres and a fixed point theorem
Michael C. Crabb
537 - 552
2021-06-07
Topologically Anosov plane homeomorphisms
Gonzalo Cousillas, Jorge Groisman, Juliana Xavier
371 - 382
2019-07-21
Amenability and Hahn-Banach extension property for set-valued mappings
Anthony To-Ming Lau, Liangjin Yao
547 - 573
2019-05-08
Lefschetz fixed point theorem for acyclic maps with multiplicity
Fritz von Haeseler, Heinz-Otto Peitgen, Gencho Skordev
339 - 374
2002-06-01
Fixed points of $G$-monotone mappings in metric and modular spaces
Dau Hong Quan, Andrzej Wiśnicki
1 - 18
2024-03-03
Impulsive problems for fractional evolution equations and optimal controls in infinite dimensional spaces
JinRong Wang, Yong Zhou, Wei Wei
17 - 43
2011-04-23
Positive solutions for second order four-point boundary value problems at resonance
Chunfang Shen, Liu Yang, Yan Liang
1 - 15
2011-04-23
Periodic solutions of perturbed Hamiltonian systems in the plane by the use of the Poincaré-Birkhoff theorem
Alessandro Fonda, Marco Sabatini, Fabio Zanolin
29 - 52
2012-04-23
Weak and strong convergence theorems for $m$-generalized hybrid mappings in Hilbert spaces
Sattar Alizadeh, Fridoun Moradlou
315 - 328
2015-09-01
Periodic solutions of a forced relativistic pendulum via twist dynamics
Stefano Marò
51 - 75
2013-04-22
Systems of nonlinear hemivariational inequalities and applications
Nicuşor Costea, Csaba Varga
39 - 65
2013-04-22
Affine-periodic solutions for generalized ODEs and other equations
Márcia Federson, Rogelio Grau, Carolina Mesquita
725 - 760
2022-12-10
Generalizations of Krasnoselskiĭ's fixed point theorem in cones and applications
Sorin Budişan
23 - 52
2016-04-12
A generalization of Fan-Browder's fixed point theorem and its applications
Ezio Marchi, Juan-Enrique Martínez-Legaz
277 - 291
1993-12-01
A fixed point theorem for multivalued mappings with nonacyclic values
Dariusz Miklaszewski
125 - 131
2001-03-01
A fixed point theorem for nonself nonlinear contractions in length spaces
Simeon Reich, Alexander J. Zaslavski
1 - 10
2024-03-03
Periodic solutions of superlinear and sublinear state-dependent discontinuous differential equations
Juan J. Nieto, José M. Uzal
79 - 96
2021-09-12
$\alpha$-$(h,e)$-convex operators and applications for Riemann-Liouville fractional differential equations
Bibo Zhou, Lingling Zhang
577 - 590
2023-02-26
Fixed point theorems in partially ordered topological spaces with applications
Mohamed Aziz Taoudi
535 - 552
2023-12-31
Positive solutions for a class of Volterra integral equations via a fixed point theorem in Fréchet spaces
Ravi P. Agarwal, Donal O'Regan
189 - 198
2006-09-01
Existence of multiple positive solutions for a nonlocal boundary value problem
George L. Karakostas, Panagiotis Ch. Tsamatos
109 - 121
2002-03-01
Quasilinear non-uniformly parabolic-elliptic system modelling chemotaxis with volume filling effect. Existence and uniqueness of global-in-time solutions
Tomasz Cieślak, Cristian Morale-Rodrigo
361 - 381
2007-06-01
Vector metric spaces and some properties
Cüneyt Çevik, Ishak Altun
375 - 382
2009-12-01
Study on a quadratic Hadamard type fractional integral equation on an unbounded interval
JinRong Wang, Chun Zhu, Yong Zhou
257 - 275
2013-04-22
Periodic solutions to singular second order differential equations: the repulsive case
Robert Hakl, Pedro J. Torres, Manuel Zamora
199 - 220
2012-04-23
Existence of positive solutions in the space of Hölder functions for a class of nonlinear fractional differential equations with integral boundary conditions
Josefa Caballero, Jackie Harjani, Belén López, Kishin Sadarangani
1 - 12
2024-03-03
Qualitative analysis for nonlinear fractional differential equations via topological degree method
JinRong Wang, Yong Zhou, Milan Medveď
245 - 271
2012-04-23
Existence of positive solutions for a second order periodic boundary value problem with impulsive effects
Jiafa Xu, Zhongli Wei, Youzheng Ding
11 - 22
2016-04-12
Twin positive periodic solutions of second order singular differential systems
Xiaoning Lin, Daqing Jiang, Donal O'Regan, Ravi P. Agarwal
263 - 273
2005-06-01
Computing the topological degrees via semi-concave functionals
Dongdong Sun, Guowei Zhang
107 - 117
2012-04-23
A short proof of the converse to the contraction principle and some related results
Jacek Jachymski
179 - 186
2000-03-01
Infinite many positive solutions for nonlinear first-order BVPs with integral boundary conditions on time scales
Yongkun Li, Lijuan Sun
305 - 321
2013-04-22
Traveling wave solutions in a higher dimensional lattice delayed cooperation system with nonlocal diffusion
Kun Li, Yanli He
203 - 218
2023-09-30
Matrix Lyapunov inequalities for ordinary and elliptic partial differential equations
Salvador Villegas, Antonio Cañada
309 - 326
2015-06-01
Hölder continuous retractions and amenable semigroups of uniformly Lipschitzian mappings in Hilbert spaces
Andrzej Wiśnicki
89 - 96
2016-04-12
Sharkovskii theorem for multidimensional perturbations of one-dimensional maps II
Piotr Zgliczyński
169 - 182
1999-09-01
A three solutions theorem for Pucci's extremal operator and its application
Mohan Mallick, Ram Baran Verma
161 - 179
2021-09-12
A Sharkovskii-type theorem for minimally forced interval maps
Roberta Fabbri, Tobias Jäger, Russell Johnson, Gerhard Keller
163 - 188
2005-09-01
Double positive solutions for second order nonlocal functional and ordinary boundary value problems
Panagiotis Ch. Tsamatos
117 - 131
2006-09-01
On solutions vanishing at infinity of infinite systems of quadratic Urysohn integral equations
Józef Banaś, Justyna Madej
1 - 25
2024-03-03
On the $S$-asymptotically $\omega$-periodic mild solutions for multi-term time fractional measure differential equations
Haide Gou
569 - 590
2023-12-31
Decay mild solutions of fractional differential hemivariational inequalities
Xiuwen Li, Zhenhai Liu, Ricai Luo
131 - 151
2022-03-06
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
Filippov-Ważewski theorems and structure of solution sets for first order impulsive semilinear functional differential inclusions
Smaïl Djebali, Lech Górniewicz, Abdelghani Ouahab
261 - 312
2008-12-01
Positive solutions of elliptic equations with discontinuous nonlinearities
Gabriele Bonanno, Salvatore A. Marano
263 - 273
1996-12-01
Positive solutions of Neumann boundary value problems and applications to logistic type population models
Ziyi Cai, Kunquan Lan
35 - 52
2022-03-06
On the solvability of nonlinear impulsive boundary value problems
Daniel Maroncelli, Jesús Rodríguez
381 - 398
2016-04-12
Unique global solvability of the Fried-Gurtin model for phase transitions in solids
Zenon Kosowski, Irena Pawłow
209 - 237
2004-12-01
Existence results for impulsive neutral functional differential inclusions
Bapurao C. Dhage, Sotiris K. Ntouyas
349 - 361
2005-06-01
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