Qualitative theory of dynamical systems

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  Año 2026, Vol. 25, Número 4

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    Darboux Transformation and General Soliton Molecule Pairs for a Generalized Reverse Space Nonlinear Schrödinger Equation

    Tao Xu, Zhijun Qiao

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    Dynamic Analysis of a Piecewise-Smooth Slow-Fast Leslie-Gower Model with Nonlinear Harvesting

    Yang Xu, Yue Zhang

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    α-estimation time-restricted sensitivity and entropies

    Yunxiang Xie

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    Analytical Derivations of Traveling Waves, Parameter-Dependent Bifurcations, and Chaotic Dynamics in the BBMP–Burgers Equation

    Ayesha Ejaz, Nauman Raza, Younes Chahlaoui, Mustafa Bayram, Ahmet Bekir

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    Dynamics of Traveling Wave Solutions in a Perturbed Nonlinear Schrödinger Equation with Delay

    Minzhi Wei, Feiting Fan, Xinxin Liu

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    Center-Type Dynamics and Nonintegrability in Rocard’s Oscillator

    Martha Alvarez, Johanna Denise García Saldaña, Mario Medina

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    The Chemostat with Lateral Gene Transfer and Distinct Removal Rates

    Tewfik Sari

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    Variational Principle of the Scaled Entropy for Fixed-Point Free Flows

    Zhiming Li, Yongjun Zhang, Bilel Selmi

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    Bifurcation of Limit Cycles from Quasi-Homogeneous Centers with Non-Smooth Perturbations

    Shengyu Chen, Shiyou Sui

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    Effect of Commensalism and Amensalism on a Predator-Prey Model

    Fidadelfo Mondragón Sánchez, Gamaliel Blé González, Miguel Angel Dela Rosa, Manuel Falconi

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    Measure Pseudo Besicovitch Almost Periodic Functions and an Application to a Lasota-Wazewska Model

    Yongkun Li

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    Zero Entropy Cycles on Trees: From Topology To Combinatorics And An Application To Star Maps

    David Juher , Francesc Mañosas Capellades , David Rojas Pérez

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    Chaos Detection and Bounded Control in an Allee Predator–Prey Map: Local Bifurcations, Global Crises, and Validation

    Naseema Aslam, Qamar Din

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    Soliton on Periodic Background Solutions of the Generalized Coupled Nonlinear Schrödinger System in Optical Pulses

    YiJie Zhao, Zhaqilao Zhaqilao

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    Normal Forms and Pattern Selection for Reaction-Diffusion Equations with Memory and Nonlocal Averaging

    Hao Shen, Hao Wang, Xianlong Fu

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    Devaney Orbit-State Chaos of Multiple Mappings from a Set-Valued View

    Yingcui Zhao, Lixin Jiao

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    Blowup and Global Spherically Symmetric Solutions to the Compressible Euler Equations with Damping: Dynamical Systems Approach

    Guangxuan He, Manwai Yuen, Lijun Zhang

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    Bifurcation Analysis of SIRS Model with Nonlinear Incidence Rate

    Xiaoling Wang, Shimin Li, Kuilin Wu

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    Long-Time Behavior of the Lotka-Volterra Competition System with Nonlocal Dispersal

    Yu Cai Hao, Guo Bao Zhang, Ge Tian

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    Survey on Integrability and Center Problem of Nilpotent Planar Differential Systems

    Antonio Algaba Durán , Jaume Giné Mesa , Manuel Reyes Columé

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    Competitive Exclusion, Viral Persistence, and Stochastic Coexistence in a Two-Species Chemostat with SIR-Structured Infection

    Jialu Zhu, Tao Feng, Zhipeng Qiu

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    Revisit a SIR System: Using the Dynamical System Approach to Detect Slow-Fast Oscillations

    Xiangyuan Liang, Pei Yu

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    Existence of Response Solutions to Quasi-Periodically Forced Oscillator Equation

    Xingkui Shu

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    Markus-Yamabe Conjecture Holds for Planar Continuous Piecewise Linear Systems with Multiple Parallel Switching Lines

    Yuhong Zhang, Xiao Song Yang, Weisheng Huang, Yan Tang

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    Singular Reduction of Resonant Hamiltonians with Two or More Degrees of Freedom

    Sergio Ferrer Benedí, Jesús Francisco Palacián Subiela

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    Finding Limit Cycles Near A Double Heteroclinic Loop on the Cylinder

    Meilan Cai, Maoan Han

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    Pollard’s Exact Solution for Nonlinear Lee Waves

    Taoyu Yang, Michal Feckan, JinRong Wang

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    Limit Cycles Produced Near a Double Homoclinic Loop in Perturbed Duffing Oscillators

    Wei Geng, Yun Tian, Lang Liu, Xiaolan Wu

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    Periodicity and Stability in a Price Model with Two Delays

    Thi Thuy Hoang, Tibor Krisztin

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    Hamiltonian–Hopf Bifurcation and KAM Tori for the Restricted Four-Body Problem

    Xuemei Li, Qiyao Mai

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