Results 11 to 20 of about 16,938 (255)

Formulation of a computational asymptotic bifurcation theory applicable to hill-top branching and multiple bifurcation analyses

open access: yesNihon Kikai Gakkai ronbunshu, 2018
To diagnose hill-top branching and multiple bifurcation, which exhibit two critical eigenvalues of the tangent stiffness matrix in stability problems, a sophisticated computational asymptotic bifurcation theory is developed.
Masato TANAKA   +3 more
doaj   +1 more source

Bifurcation Flight Dynamic Analysis of a Strake-Wing Micro Aerial Vehicle

open access: yesApplied Sciences, 2021
Non-linear phenomena are particularly important in -flight dynamics of micro-class unmanned aerial vehicles. Susceptibility to atmospheric turbulence and high manoeuvrability of such aircraft under critical flight conditions cover non-linear aerodynamics
Mirosław Nowakowski   +3 more
doaj   +1 more source

Dynamical Analysis of the Lorenz-84 Atmospheric Circulation Model

open access: yesJournal of Applied Mathematics, 2014
The dynamical behaviors of the Lorenz-84 atmospheric circulation model are investigated based on qualitative theory and numerical simulations. The stability and local bifurcation conditions of the Lorenz-84 atmospheric circulation model are obtained.
Hu Wang, Yongguang Yu, Guoguang Wen
doaj   +1 more source

Stability and Neimark–Sacker Bifurcation of a Delay Difference Equation

open access: yesMathematics, 2023
In this paper, we revisit a delay differential equation. By using the semidiscretization method, we derive its discrete model. We mainly deeply dig out a Neimark–Sacker bifurcation of the discrete model.
Shaoxia Jin, Xianyi Li
doaj   +1 more source

Experiment and Theoretical Analysis Study of ETFE Inflatable Tubes

open access: yesInternational Journal of Aerospace Engineering, 2014
The load bearing capacity of an ETFE (ethylene-tetra-fluoro-ethylene) inflatable tube is tested in this paper, and a comparative study of two wrinkling theories, the bifurcation theory and the tension field theory, is carried out for wrinkling analysis ...
YanLi He, WuJun Chen
doaj   +1 more source

Dynamics of a Discrete Leslie–Gower Model with Harvesting and Holling-II Functional Response

open access: yesMathematics, 2023
Recently, Christian Cortés García proposed and studied a continuous modified Leslie–Gower model with harvesting and alternative food for predator and Holling-II functional response, and proved that the model undergoes transcritical bifurcation, saddle ...
Chen Zhang, Xianyi Li
doaj   +1 more source

Stability and Hopf Bifurcation Analysis of a Vector-Borne Disease with Time Delay

open access: yesJournal of Applied Mathematics, 2014
A delay-differential modelling of vector-borne is investigated. Its dynamics are studied in terms of local analysis and Hopf bifurcation theory, and its linear stability and Hopf bifurcation are demonstrated by studying the characteristic equation.
Yuanyuan Chen, Ya-Qing Bi
doaj   +1 more source

Influence of time delay on bifurcation of a synthetic drug transmission model with psychological addicts

open access: yesAdvances in Difference Equations, 2020
A synthetic drug transmission model with psychological addicts and time delay is proposed in this paper. By analyzing the corresponding characteristic equation and choosing the time delay as the bifurcation parameter, a set of sufficient criteria ...
Zizhen Zhang, Fangfang Yang, Wanjun Xia
doaj   +1 more source

Stability and bifurcation analysis for a single-species discrete model with stage structure

open access: yesAdvances in Difference Equations, 2018
In this paper, a single-species discrete model with stage structure is investigated. By analyzing the corresponding characteristic equations, the local asymptotic stability of non-negative equilibrium points and the existence of flip bifurcation are ...
Daiyong Wu, Min Zhao, Hai Zhang
doaj   +1 more source

Hopf Bifurcation Analysis of the Halvorsen System

open access: yesZanco Journal of Pure and Applied Sciences
This paper investigates local bifurcations in the Halvorsen system, focusing specifically on transcritical and Hopf bifurcations. The behavior of equilibrium points during bifurcations is studied using Sotomayor's theorem for transcritical bifurcation ...
Kardo Baiz Othman, Adnan Ali Jalal
doaj   +1 more source

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