Electronic Journal of Qualitative Theory of Differential Equations

Article	Citations
Biharmonic system with Hartree-type critical nonlinearity	13
Expansion of positivity to a class of doubly nonlinear parabolic equations	7
Multiplicity of solutions for p ( x 6
Global boundedness in a quasilinear predator–prey chemotaxis system with nonlinear indirect signal production	6
Two regularity criteria of the 3D magneto-micropolar equations in Vishik spaces	5
Critical points of locally Lipschitz functionals inside and outside the ordered interval	3
Multiple nonsymmetric nodal solutions for quasilinear Schrödinger system	3
Ground states solutions for some non-autonomous Schrödinger-Bopp-Podolsky system	3
On the localization and numerical computation of positive radial solutions for ϕ -Laplace equations in t	3
Semilinear heat equation with singular terms	2
Positive solutions for a class of concave-convex semilinear elliptic systems with double critical exponents	2
Rational solutions and limit cycles of polynomial and trigonometric Abel equations	2
Sharp results for oscillation of second-order neutral delay differential equations	2
Ground-state solutions of a Hartree–Fock type system involving critical Sobolev exponent	2
On the logarithmic fractional Schrödinger–Poisson system with saddle-like potential	2
Global bifurcation curves of nonlocal elliptic equations with oscillatory nonlinear term	2
Global boundedness and stabilization in a predator-prey model with cannibalism and prey-evasion	2
Homoclinic solutions for a class of asymptotically autonomous Hamiltonian systems with indefinite sign nonlinearities	2
The existence of solutions for the modified ( p ( x	2
Prolongation of solutions and Lyapunov stability for Stieltjes dynamical systems	2
On a special case of a difference equation with powers	2
On a Dirichlet boundary value problem for an Ermakov–Painlevé I equation. A Hamiltonian EPI system	2
Normalized solutions for Kirchhoff-type equations with combined nonlinearities: the L	2
Global attractivity of a higher order nonlinear difference equation with decreasing terms	2
Existence and nonexistence of solutions for generalized quasilinear Kirchhoff–Schrödinger–Poisson system	2

Strong maximum principle for a sublinear elliptic problem at resonance	2
On some differential equations involving a new kind of variable exponents	2
Symmetric nonlinear solvable system of difference equations	2
Bifurcations and Turing patterns in a diffusive Gierer–Meinhardt model	2
Normalized solutions for a fractional coupled critical Hartree system	2
Topological dimensions of random attractors for a stochastic reaction-diffusion equation with delay	2
Multiple positive solutions for a fractional Kirchhoff type equation with logarithmic and singular nonlinearities	2
Existence and uniqueness of solutions of a fourth-order boundary value problem with non-homogeneous boundary conditions	2
Positive solutions to three classes of non-local fourth-order problems with derivative-dependent nonlinearities	2
Existence of positive solutions of elliptic equations with Hardy term	1
Existence and regularity of solutions for a singular anisotropic ( p , q	1
On the kernel of the Stieltjes derivative and the space of bounded Stieltjes-differentiable functions	1
Oscillation of half-linear differential equations with mixed type of argument	1
Periodic and bounded solutions of functional differential equations with small delays	1
Sobolev inequality with non-uniformly degenerating gradient	1
Periodic solutions in a linear delay difference system	1
Addendum to Higher order stroboscopic averaged functions: a general relationship with Melnikov functions	1
Decreasing solutions of cyclic second-order difference systems	1
Some results concerning a system of two max difference equations	1
A study on the oscillation of second-order neutral differential equations in noncanonical form	1
The blow-up method applied to monodromic singularities	1
Theodore A. Burton (1935–2025)	1
An implicit system of delay differential algebraic equations from hydrodynamics	1
Isolated periodic wave trains in a generalized Burgers–Huxley equation	1
Schrödinger–Hardy system without the Ambrosetti–Rabinowitz condition on Carnot groups	1
Solvability of thirty-six three-dimensional systems of difference equations of hyperbolic-cotangent type	1
On oscillation of solutions of scalar delay differential equation in critical case	1
New stability criteria for periodic planar Lotka–Volterra systems	1
Existence and multiplicity of eigenvalues for some double-phase problems involving an indefinite sign reaction term	1
On the analytic commutator for Λ−Ω differential systems	1
Multiple solutions for a class of Kirchhoff-type equation with critical growth	1
Ground state sign-changing solutions for critical Choquard equations with steep well potential	1
Stability results for the functional differential equations associated to water hammer in hydraulics	1
Weak center for a class of Λ –	1
Slow divergence integral in regularized piecewise smooth systems	1
Convergence of weak solutions of elliptic problems with datum in L 1	1
Limit cycles of planar piecewise linear Hamiltonian differential systems with two or three zones	1
Existence and exponential stability of periodic solutions of Nicholson-type systems with nonlinear density-dependent mortality and linear harvesting	1
On a solvable class of nonlinear difference equations of fourth order	1
Weighted L p -type regularity estimates for nonlinear parabolic equations with O	1
Nonlinear integral inequalities involving Ψ -Hilfer fractional integrals and iterated fractional inte	1
Existence of solution for a generalized Schrödinger–Poisson system via bifurcation theory	1
Positive solutions of a Kirchhoff–Schrödinger--Newton system with critical nonlocal term	1
Dynamics analysis of a diffusive prey-taxis system with memory and maturation delays	1
Rational limit cycles of Abel differential equations	1
New oscillation criteria for third order nonlinear functional differential equations	1
Global dynamics on a class of age-infection structured cholera model with immigration	1
Existence and regularity of pullback attractors for a 3D non-autonomous Navier–Stokes–Voigt model with finite delay	1
Normalized solutions for Schrödinger equations with potential and general nonlinearities involving critical case on large convex domains	1
Positive solutions for concave-convex type problems for the one-dimensional ϕ -Laplacian	1

Study of singular elliptic equations with mixed boundary conditions and nonlocal source terms	1
Normal forms for retarded functional differential equations associated with zero-double-Hopf singularity with 1 :	1
Addendum to ``Ulam–Hyers stability and exponentially dichotomic equations in Banach spaces'' [Electron. J. Qual. Theory Differ. Equ. 2023, No. 8, 1–10]	1
Infinitely many solutions for an anisotropic differential inclusion on unbounded domains	1
The family of cubic differential systems with two real and two complex distinct infinite singularities and invariant straight lines of the type	1
Linearized instability for differential equations with dependence on the past derivative	1
Multiplicity of solutions of Kirchhoff-type fractional Laplacian problems with critical and singular nonlinearities	1
Existence and uniqueness for a semilinear sixth-order ODE	0
Long time behavior of the solution to a chemotaxis system with nonlinear indirect signal production and logistic source	0
Normalized solutions to the Schrödinger systems with double critical growth and weakly attractive potentials	0
Exact solution of the Susceptible–Exposed–Infectious–Recovered–Deceased (SEIRD) epidemic model	0
Stability of delay equations	0
Fully nonlinear degenerate equations with applications to Grad equations	0
Existence and asymptotic behavior of nontrivial solution for Klein–Gordon–Maxwell system with steep potential well	0
Note on oscillation of neutral differential equations with multiple delays	0
Dirichlet Problems with Unbalanced Growth and Convection	0
Multiple solutions for a fractional $p$-Kirchhoff system with singular nonlinearity	0
Weighted Lorentz estimates for subquadratic quasilinear elliptic equations with measure data	0
Asymptotic behaviour of solutions of quasilinear differential-algebraic equations	0
Bifurcation in two parameters for a quasilinear Schrödinger equation	0
Unconditional energy conservation and conditional regularity for the incompressible Navier-Stokes Maxwell system	0
A modified zero energy critical point theory with applications to several nonlocal problems	0
Uniqueness of positive radial solutions for a class of ( p , q	0
On the preservation of Lyapunov exponents of integrally separated systems of differential equations under small nonlinear perturbations	0
Boundedness in a chemotaxis-consumption model with singular sensitivity	0
Limit cycles bifurcations of Liénard system with a hyperelliptic Hamiltonian of degree five	0
On the existence of patterns in reaction-diffusion problems with Dirichlet boundary conditions	0
Limit cycles in mass-conserving deficiency-one mass-action systems	0
Heteroclinic solutions in singularly perturbed discontinuous differential equations: a non-generic case	0
Existence of solutions to Sturm–Liouville boundary value problems	0
Coexisting steady-state solutions of a class of reaction-diffusion systems with different boundary conditions	0
Asymptotic behavior of solutions to the multidimensional semidiscrete diffusion equation	0
Existence and uniqueness of Carathéodory and Filippov solutions for discontinuous systems of differential equations	0
Interval of the existence of positive solutions for a boundary value problem for system of three second-order differential equations	0
Complex dynamics of the system of nonlinear difference equations in the Hilbert space	0
An existence result for ( p , q )	0
On global attractivity of a higher order difference equation and its applications	0
Global solution for a system of semilinear diffusion-reaction equations with distinct diffusion coefficients	0
Family of quadratic differential systems with invariant parabolas: a complete classification in the space 0
Multiplicity of weak solutions to degenerate weighted quasilinear elliptic equations with nonlocal terms and variable exponents	0
Critical points approaches for multiple solutions of a quasilinear periodic boundary value problem	0
Invariant measures and random attractors of stochastic delay differential equations in Hilbert space	0
On the set of eigenvalues for some classes of coercive and noncoercive problems involving (2, p (	0
Multi-bump solutions for the magnetic Schrödinger–Poisson system with critical growth	0
Necessary and sufficient conditions for one-dimensional variational problems with applications to elasticity	0
Stabilization via delay feedback for highly nonlinear stochastic time-varying delay systems with Markovian switching and Poisson jump	0
Asymptotic behavior of multiple solutions for quasilinear Schrödinger equations	0
Infinitely many homoclinic solutions for a class of damped vibration problems	0
Some new results for the smoothness of topological equivalence in uniformly asymptotically stable systems	0
Global bifurcation of positive solutions for a superlinear p -Laplacian system	0
Dynamical behavior of a parametrized family of one-dimensional maps	0
New monotonicity properties and oscillation of $n$-order functional differential equations with deviating argument	0
Center manifolds for random dynamical systems with generalized trichotomies	0
Radial solutions and a local bifurcation result for a singular elliptic problem with Neumann condition	0
Structures and evolution of bifurcation diagrams for a multiparameter p-Laplacian Dirichlet problem	0
Iterative solution of elliptic equations	0
An exact bifurcation diagram for ap-qLaplacian boundary value problem	0
Multiple normalized solutions for ( 2 , q )<	0
Concentration of solutions for ( N , q )	0
Multiple solutions to a quasilinear periodic boundary value problem with impulsive effects	0
Global bifurcation of positive solutions for a class of superlinear elliptic systems	0
Existence of positive solutions for generalized quasilinear Schrödinger equations with Sobolev critical growth	0
The existence of ground state solutions for semi-linear degenerate Schrödinger equations with steep potential well	0
Ground state solution for fractional problem with critical combined nonlinearities	0
Nonexistence results of solutions for some fractional p -Laplacian equations in 0
Periodic perturbations of reducible scalar second order functional differential equations	0
Ground state sign-changing solution for a logarithmic Kirchhoff-type equation in	0
Quasilinear Schrödinger equations with general sublinear conditions	0
Existence of nontrivial weak solutions for nonuniformly elliptic equation with mixed boundary condition in a variable exponent Sobolev space	0
Spatial wave solutions for generalized atmospheric Ekman equations	0
Half-linear differential equations: Regular variation, principal solutions, and asymptotic classes	0
Analysis of stochastic SEIR(S) models with random total populations and variable diffusion rates	0
Global existence of strong solutions to nonhomogeneous MHD system in thin three-dimensional domains	0
Existence of solutions for singular quasilinear elliptic problems with dependence of the gradient	0
Existence and convergence of sign-changing solutions for Kirchhoff-type p -Laplacian problems involving critical exponent	0
Properties of Poincaré half-maps for planar linear systems and some direct applications to periodic orbits of piecewise systems	0
Global existence and blow-up of solution to a class of fourth-order equation with singular potential and logarithmic nonlinearity	0
A minimization problem related to the principal frequency of the p -Bilaplacian with coupled Dirichlet–Neumann boundary co	0
Dynamics of a state-dependent delay-differential equation	0
Infinite memory effects on the stabilization of a biharmonic Schrödinger equation	0

Multiple normalized solutions to the nonlinear Schrödinger–Poisson system with the L 2	0
Tightening Poincaré–Bendixson theory after counting separately the fixed points on the boundary and interior of a planar region	0
Existence of nodal solutions to some nonlinear boundary value problems for ordinary differential equations of fourth order	0
A nontrivial solution for a nonautonomous Choquard equation with general nonlinearity	0
Uniqueness and Liouville type results for radial solutions of some classes of k -Hessian equations	0
Existence of solutions for asymptotically periodic quasilinear Schrödinger equations with local nonlinearities	0
Periodic solution of a bioeconomic fishery model by coincidence degree theory	0
Homoclinic solutions for subquadratic Hamiltonian systems with competition potentials	0
Weak solutions for a class of quasilinear elliptic equation containing the p (	0
The logistic equation in the context of Stieltjes differential and integral equations	0
Long-term behavior of nonautonomous neutral compartmental systems	0
A critical elliptic equation with a logarithmic type perturbation	0
Exponential decay for a Klein–Gordon–Schrödinger system with locally distributed damping	0
Homoclinic solution to zero of a non-autonomous, nonlinear, second order differential equation with quadratic growth on the derivative	0
On some classes of solvable difference equations related to iteration processes	0
On coupled nonlocal Schrödinger–Kirchhoff system with singular exponential nonlinearity in <	0
A bifurcation analysis on a nonlocal overdetermined problem	0
3-dimensional piecewise linear and quadratic vector fields with invariant spheres	0
Existence of two infinite families of solutions to a singular superlinear equation on exterior domains	0
A variation of parameters formula for nonautonomous linear impulsive differential equations with piecewise constant arguments of generalized type	0
Qualitative analysis on the diffusive Holling–Tanner predator–prey model	0
Cauchy problem for nonlocal diffusion equations modelling Lévy flights	0
Existence results for singular nonlinear BVPs in the critical regime	0
Global multiplicity of positive solutions for anisotropic ( p , q <	0
Uniqueness criteria for ordinary differential equations with a generalized transversality condition at the initial condition	0
Asymptotic stability analysis on a neutral Nicholson's blowflies equation with time-varying delays	0
Homoclinic orbits for periodic second order Hamiltonian systems with superlinear terms	0
Caffarelli–Kohn–Nirenberg inequality for biharmonic equations with inhomogeneous term and Rellich potential	0
New regularity coefficients	0
Mirroring in lattice equations and a related functional equation	0
Multiple positive radial solutions for Dirichlet problem of the prescribed mean curvature spacelike equation in a Friedmann–Lemaître–Robertson–Walker spacetime	0
On Shilnikov's scenario in 3D: Topological chaos for vectorfields of class C 1	0
Strong fast invertibility and Lyapunov exponents for linear systems	0
Multiple subharmonic solutions with prescribed minimal periods for a class of second order impulsive differential systems	0
On the solution manifold of a differential equation with a delay which has a zero	0
On a generalized cyclic-type system of difference equations with maximum	0
Ulam–Hyers stability and exponentially dichotomic equations in Banach spaces	0
Positive ground state of coupled planar systems of nonlinear Schrödinger equations with critical exponential growth	0
The Dirichlet problem in an unbounded cone-like domain for second order elliptic quasilinear equations with variable nonlinearity exponent	0
Global asymptotic stability of a scalar delay Nicholson's blowflies equation in periodic environment	0
Global phase portraits of quintic reversible uniform isochronous centers	0
Bifurcation analysis of fractional Kirchhoff–Schrödinger–Poisson systems in	0
On the existence of periodic solutions to second order Hamiltonian systems	0
Random invariant manifolds and foliations for slow-fast PDEs with strong multiplicative noise	0
On the existence of ground state solutions for the logarithmic Schrödinger–Bopp–Podolsky system	0
On the existence and multiplicity of solutions for nonlinear Klein–Gordon–Maxwell system	0
On the surjectivity conditions of a linear functional differential operator of the second order	0
1 / 2	0
Solutions for a quasilinear elliptic problem with indefinite nonlinearity with critical growth	0
Strong solutions for singular Dirichlet elliptic problems	0
Global phase portraits of a predator–prey system	0
Existence, nonexistence and multiplicity of positive solutions for singular quasilinear problems	0
Attractivity with asymptotic phase of local center manifolds and an application to one-parameter bifurcation for integral equations with infinite delay	0
Existence of positive solutions for a class of p-Laplacian type generalized quasilinear Schrödinger equations with critical growth and potential vanishing at infinity	0
Uniform approximation of a class of impulsive delayed Hopfield neural networks on the half-line	0
Existence of positive ground state solutions of critical nonlinear Klein–Gordon–Maxwell systems	0
Global algebraic Poincaré–Bendixson annulus for the Rayleigh equation	0
Further study on second order nonlocal problems monitored by an operator	0
Multiple solutions for a parametric Steklov problem involving the p ( x	0
On the solvability of a higher-order semilinear ODE	0
Existence and blow-up of global solutions for a class of fractional Lane–Emden heat flow system	0
Fixed-time and state-dependent time discontinuities in the theory of Stieltjes differential equations	0
Existence of nontrivial solutions for a quasilinear Schrödinger–Poisson system in $\mathbb{R}^3$ with periodic potentials	0
Oscillation criteria for perturbed half-linear differential equations	0
On a viscoelastic heat equation with logarithmic nonlinearity	0
A remark on energy balance of the Navier–Stokes equations	0
Structural stability for scalar reaction-diffusion equations	0
A family of planar differential systems with hyperbolic algebraic limit cycles	0
Second order neutral delay differential equations and their oscillatory criteria derived by linearization	0
Positive periodic solutions for a second-order damped differential equation with an indefinite singularity	0
Multi-bump solutions of Schrödinger–Bopp–Podolsky system with steep potential well	0
C 1 , γ	0
A class of nonlinear oscillators with non-autonomous first integrals and algebraic limit cycles	0
Existence and multiplicity of solutions for p -Laplacian fractional system with logarithmic	0
Bifurcation for a class of piecewise cubic systems with two centers	0
Exact solution of the Susceptible–Infectious–Recovered–Deceased (SIRD) epidemic model	0
Limit cycles in piecewise smooth perturbations of a class of cubic differential systems	0
Lagrange stability for a class of impulsive Duffing equation with low regularity	0
Carleman inequality for a class of super strong degenerate parabolic operators and applications	0
Global existence and blow-up for semilinear parabolic equation with critical exponent in 0
Mild solutions, variation of constants formula, and linearized stability for delay differential equations	0
Qualitative properties of solutions to a generalized Fisher–KPP equation	0
Global smooth linearization of nonautonomous contractions on Banach spaces	0
Combined effects of singular attractive and asymptotically linear terms in Kirchhoff equations	0
Nonconstant positive steady states and pattern formation of a diffusive epidemic model	0
Dynamic behavior of stochastic fast-slow fishery economic model with Allee effect	0
Qualitative analysis of a mechanical system of coupled nonlinear oscillators	0
Positive radial solutions for a class of quasilinear Schrödinger equations in	0
On the cyclicity of Kolmogorov polycycles	0
New results concerning a Schrödinger equation involving logarithmic nonlinearity	0
Existence of solutions for discontinuous systems of Stieltjes differential equations	0
Well-posedness and controllability of a nonlinear system for surface waves	0
Existence and exponential stability for the wave equation with nonlinear interior source and localized viscoelastic boundary feedback	0
Attractivity of solutions of Riemann–Liouville fractional differential equations	0
Neumann problems of superlinear elliptic systems at resonance	0