Electronic journal of qualitative theory of differential equations

Aliyev Ziyatkhan S. and Nasirova Leyla V.: Bifurcation from zero or infinity in nonlinearizable Sturm-Liouville problems with indefinite weight. (2021)

Allal Brahim and Fragnelli Genni and Salhi Jawad: Null controllability for a singular heat equation with a memory term. (2021)

Alvarez Edgardo and Grau Rogelio and Lizama Carlos and Mesquita Jaqueline G.: Volterra-Stieltjes integral equations and impulsive Volterra-Stieltjes integral equations. (2021)

Andres Jan: Corrigendum to "Topological entropy for impulsive differential equations" [Electron. J. Qual. Theory Differ. Equ. 2020, No. 68, 1-15]. (2021)

Arruda Suellen Cristina Q. and Nascimento Rubia Gonçalves: Existence and multiplicity of positive solutions for a singular system via sub-supersolution method and Mountain Pass Theorem. (2021)

Artés Joan C. and Mota Marcos C. and Rezende Alex C.: Structurally unstable quadratic vector fields of codimension two : families possessing a finite saddle-node and an infinite saddle-node. (2021)

Barreira Luis and Valls Claudia: Nonautonomous equations and almost reducibility sets. (2021)

Bartušek Miroslav and Došlá Zuzana and Marini Mauro: Oscillatory solutions of Emden-Fowler type differential equation. (2021)

Benterki Rebiha and Jimenez Johana and Llibre Jaume: Limit cycles of planar discontinuous piecewise linear Hamiltonian systems without equilibria separated by reducible cubics. (2021)

Boichuk Oleksandr and Pokutnyi Oleksandr and Feruk Viktor and Bihun Dmytro: Minimizing of the quadratic functional on Hopfield networks. (2021)

Bonanno Gabriele and Livrea Roberto: A sequence of positive solutions for sixth-order ordinary nonlinear differential problems. (2021)

Bravyi Eugene: On solvability of focal boundary value problems for higher order functional differential equations with integral restrictions. (2021)

Cao Qian: Attractivity analysis on a neoclassical growth system incorporating patch structure and multiple pairs of time-varying delays. (2021)

Capistrano-Filho Roberto de A.: Weak damping for the Korteweg-de Vries equation. (2021)

Cardinali Tiziana and Duricchi Giulia: On nonlocal problems for semilinear second order differential inclusions without compactness. (2021)

Chen Jing and Li Yiqing: Ground state solution of a semilinear Schrödinger system with local super-quadratic conditions. (2021)

Chen Hui and Xu Xuelian: Convective instability in a diffusive predator-prey system. (2021)

Cheresiz Vladimir M. and Volokitin Evgenii P.: The algebraic curves of planar polynomial differential systems with homogeneous nonlinearities. (2021)

Cima Anna and Gasull Armengol and Mañosa Víctor: Stability index of linear random dynamical systems. (2021)

Danĕček Josef and Stará Jana: On the BMO and C 1,γ -regularity for a weak solution of fully nonlinear elliptic systems in dimension three and four. (2021)

Demina Maria V.: Necessary and sufficient conditions for the existence of invariant algebraic curves. (2021)

Drábek Pavel and Zahradníková Michaela: Bistable equation with discontinuous density dependent diffusion with degenerations and singularities. (2021)

Eloe Paul W. and Henderson Johnny and Neugebauer Jeffrey T.: Errata article for "Three point boundary value problems for ordinary differential equations, uniqueness implies existence". (2021)

Faria Teresa: Permanence and exponential stability for generalised nonautonomous Nicholson systems. (2021)

Feng Xiaojing: Ground state solution for a class of supercritical nonlocal equations with variable exponent. (2021)

Gholizadeh Leila and Mingarelli Angelo B.: A converse of Sturm’s separation theorem. (2021)

Grecu Andrei and Stancu-Dumitru Denisa: The asymptotic behavior of solutions to a class of inhomogeneous problems : an Orlicz-Sobolev space approach. (2021)

Guan Yi and Wang JinRong and Fečkan Michal: Explicit solution and dynamical properties of atmospheric Ekman flows with boundary conditions. (2021)

Hai Dang Dinh and Wang Xiao: Existence and multiplicity of positive solutions for singular φ-Laplacian superlinear problems with nonlinear boundary conditions. (2021)

Hartung Ferenc: Differentiability of solutions with respect to parameters in a class of neutral differential equations with state-dependent delays. (2021)

Hattori Harumi and Lagha Aesha: Existence of global solutions to chemotaxis fluid system with logistic source. (2021)

Heidari Tavani Mohamad Reza and Khodabakhshi Mehdi: Infinitely many weak solutions for a fourth-order equation on the whole space. (2021)

Huang Shao-Yuan and Hwang Min-Shu: Bifurcation curves of positive solutions for the Minkowski-curvature problem with cubic nonlinearity. (2021)

Huang Yanqiu and Tao Qiang: The decay rates of solutions to a chemotaxis-shallow water system. (2021)

Huzak Renato and Rojas David: Period function of planar turning points. (2021)

Jekl Jan: Special cases of critical linear difference equations. (2021)

Kalybay Aigerim and Oinarov Ryskul and Sultanaev Yaudat: Oscillation and spectral properties of some classes of higher order differential operators and weighted nth order differential inequalities. (2021)

Kasbi Gharahasanlou Tohid and Roomi Vahid and Jodayree Akbarfam Aliasghar: Existence of a homoclinic orbit in a generalized Liénard type system. (2021)

Kloeden Peter E. and Simsen Jacson: Coupled nonautonomous inclusion systems with spatially variable exponents. (2021)

Kong Lingju and Wang Min: Existence of positive solutions for a fractional compartment system. (2021)

Konstantinidis Konstantinos and Papaschinopoulos Garyfalos and Schinas Christos J.: Hyers-Ulam stability for a partial difference equation. (2021)

Kovács Mihály and Sikolya Eszter: Corrigendum to "On the stochastic Allen-Cahn equation on networks with multiplicative noise" - [Electron. J. Qual. Theory Differ. Equ. 2021, No. 7, 1-24]. (2021)

Kovács Mihály and Sikolya Eszter: On the stochastic Allen-Cahn equation on networks with multiplicative noise. (2021)

Kowalski Piotr M.: A saddle point type solution for a system of operator equations. (2021)

Li Shiyu and Wei Gongming and Duan Xueliang: On existence and asymptotic behavior of solutions of elliptic equations with nearly critical exponent and singular coefficients. (2021)

Liang Sihua and Zhang Binlin: Sign-changing solutions for fourth-order elliptic equations of Kirchhoff type with critical exponent. (2021)

Liu Zhenhai and Papageorgiou Nikolaos S.: A double phase equation with convection. (2021)

Liu Guanggang: Periodic solutions of second order Hamiltonian systems with nonlinearity of general linear growth. (2021)

Liu Zhenhai and Papageorgiou Nikolaos S.: Multiple positive solutions for singular anisotropic Dirichlet problems. (2021)

Lizama Carlos and Murillo Marina: Well-posedness for a fourth-order equation of Moore-Gibson-Thompson type. (2021)

Luchko Alina and Parasyuk Igor: Asymptotic phase for flows with exponentially stable partially hyperbolic invariant manifolds. (2021)

Mehraliyev Yashar T. and Azizbayov Elvin I.: A time-nonlocal inverse problem for a hyperbolic equation with an integral overdetermination condition. (2021)

Meng Yan and Huang Xianjiu and Chen Jianhua: Positive solutions for a class of generalized quasilinear Schrödinger equations involving concave and convex nonlinearities in Orlicz space. (2021)

Meng Qiong and Liu Guirong and Jin Zhen: Hopf bifurcation in a reaction-diffusive-advection two-species competition model with one delay. (2021)

Migda Janusz: Asymptotic behavior of solutions to difference equations in Banach spaces. (2021)

Montenegro Marcelo: Existence of solution for Kirchhoff model problems with singular nonlinearity. (2021)

Márquez Albés Ignacio: Notes on the linear equation with Stieltjes derivatives. (2021)

Naito Manabu: Singular Kneser solutions of higher-order quasilinear ordinary differential equations. (2021)

Novaes Douglas D.: Higher order stroboscopic averaged functions : a general relationship with Melnikov functions. (2021)

Oliveira Regilene and Schlomiuk Dana and Travaglini Ana Maria: Geometry and integrability of quadratic systems with invariant hyperbolas. (2021)

Oliveira Regilene and Schlomiuk Dana and Travaglini Ana Maria and Valls Claudia: Geometry, integrability and bifurcation diagrams of a family of quadratic differential systems as application of the Darboux theory of integrability. (2021)

Onitsuka Masakazu and Tanaka Satoshi: Rectifiability of orbits for two-dimensional nonautonomous differential systems. (2021)

Pei Minghe and Wang Libo and Lv Xuezhe: Existence, uniqueness and qualitative properties of heteroclinic solutions to nonlinear second-order ordinary differential equations. (2021)

Peng Linyan and Suo Hongmin and Wu Deke and Feng Hongxi and Lei Chunyu: Multiple positive solutions for a logarithmic Schrödinger-Poisson system with singular nonlinearity. (2021)

Pereira Jardel Morais: Pullback attractor for a nonlocal discrete nonlinear Schrödinger equation with delays. (2021)

Qian Xiaotao: Multiplicity of positive solutions for a class of nonlocal problem involving critical exponent. (2021)

Sabatini Marco: An extension to the planar Markus-Yamabe Jacobian conjecture. (2021)

Schlage-Puchta Jan-Christoph: Optimal version of the Picard-Lindelöf theorem. (2021)

Shakhmurov Veli and Shahmurov Rishad: Regularity properties and blow-up of the solutions for improved Boussinesq equations. (2021)

Song Mingliang and Li Runzhen: A nonzero solution for bounded selfadjoint operator equations and homoclinic orbits of Hamiltonian systems. (2021)

Stelmastchuk Simão N.: Linear flows on compact, semisimple Lie groups : stability and periodic orbits. (2021)

Stević Stevo: General solutions to subclasses of a two-dimensional class of systems of difference equations. (2021)

Teng Kaimin and Yan Yunxia: Existence of a positive bound state solution for the nonlinear Schrödinger-Bopp-Podolsky system. (2021)

Tomeček Jan and Krajščáková Věra: Subharmonic bouncing solutions of generalized Lazer-Solimini equation. (2021)

Tong Yonghui and Guo Hui and Figueiredo Giovany M.: Ground state sign-changing solutions and infinitely many solutions for fractional logarithmic Schrödinger equations in bounded domains. (2021)

Tunç Ercan and Şahin Serpil and Graef John R. and Pinelas Sandra: New oscillation criteria for third-order differential equations with bounded and unbounded neutral coefficients. (2021)

Velayati M. R.: λ-lemma for nonhyperbolic point in intersection. (2021)

Viana Luiz: 3D incompressible flows with small viscosity around distant obstacles. (2021)

Wang Zhongxiang and Jia Gao: Existence and multiplicity of nontrivial solutions to the modified Kirchhoff equation without the growth and Ambrosetti-Rabinowitz conditions. (2021)

Wang Pengyan: Uniqueness and monotonicity of solutions for fractional equations with a gradient term. (2021)

Wu Zijian and Chen Haibo: A class of fourth-order elliptic equations with concave and convex nonlinearities in RN. (2021)

Xiao Yingying and Zhu Chuanxi: New results on the existence of ground state solutions for generalized quasilinear Schrödinger equations coupled with the Chern-Simons gauge theory. (2021)

Ya Tian and Ran Xu and Yao Qin: Blow-up analysis for a porous media equation with nonlinear sink and nonlinear boundary condition. (2021)

Yang Xiaolong: Infinitely many nodal solutions for a class of quasilinear elliptic equations. (2021)

Yu Shubin and Zhang Ziheng and Yuan Rong: Sign-changing solutions for a Schrödinger-Kirchhoff-Poisson system with 4-sublinear growth nonlinearity. (2021)

Zegeling André and Zegeling Paul Andries: S-shaped bifurcations in a two-dimensional Hamiltonian system. (2021)

Zhang Xin: Solitary waves for a fractional Klein-Gordon-Maxwell equation. (2021)

Zhang Yue and Zhang Jing: Optimal harvesting for a stochastic competition system with stage structure and distributed delay. (2021)

Zheng Pan and Xu Zhonghua and Gao Zhangqin: Blow-up analysis in a quasilinear parabolic system coupled via nonlinear boundary flux. (2021)

Zheng Ting-Ting and Nie Lin-Fei and Teng Zhi-Dong and Luo Yan-Tao and Wang Sheng-Fu: Analysis of an age-structured dengue model with multiple strains and cross immunity. (2021)

Zhou Fen and Shen Zifei and Rădulescu Vicenţiu D.: Infinitely many radial positive solutions for nonlocal problems with lack of compactness. (2021)

Zhu Ningning: Existence of steady-state solutions for a class of competing systems with cross-diffusion and self-diffusion. (2021)

Šremr Jiří: Existence and exact multiplicity of positive periodic solutions to forced non-autonomous Duffing type differential equations. (2021)

Švígler Vladimír: Periodic stationary solutions of the Nagumo lattice differential equation : existence regions and their number. (2021)