Results 81 to 90 of about 401 (174)

Stability and bifurcation analysis in a predator prey model involving additive Allee effect

open access: yesRevista Integración
In this paper we study codimension 1 Hopf bifurcation for a two dimensional autonomous nonlinear ordinary differential equations system, modeling a predator-prey interaction with Holling type II functional response and additive Allee effect in the prey ...
Jocirei Dias Ferreira   +2 more
doaj  

Trans-heteroclinic bifurcation

open access: yes
Global and local bifurcations are extremely important since they govern the transitions between different qualitative regimes in dynamical systems. These transitions or tipping points, which are ubiquitous in nature, can be smooth or catastrophic. Smooth transitions involve a continuous change in the steady state of the system until the bifurcation ...
Sardanyés, Josep||   +2 more
openaire   +1 more source

Pitchfork bifurcation and heteroclinic connections in the Kuramoto–Sivashinsky PDE

open access: yesJournal of Computational Dynamics
We present a method for the complete analysis of the dynamics of dissipative Partial Differential Equations (PDEs) undergoing a pitchfork bifurcation. We apply our technique to the Kuramoto--Sivashinsky PDE on the line to obtain a computer-assisted proof of the creation of two symmetric branches of non-symmetric fixed points and heteroclinic ...
Kubica, Jacek   +2 more
openaire   +3 more sources

Heteroclinic networks for brain dynamics. [PDF]

open access: yesFront Netw Physiol, 2023
Meyer-Ortmanns H.
europepmc   +1 more source

Cp singularity theory and heteroclinic bifurcation with a distinguished parameter

open access: yesJournal of Differential Equations, 1992
A planar dynamical system \(\dot z=h(z,\lambda)\) with one distinguished real parameter \(\lambda\) having for \(\lambda=0\) a hyperbolic saddle \(p_ 0\) and a semihyperbolic equilibrium \(q_ 0\) (a fold) with one negative and one zero eigenvalue of \(Dh(q_ 0)\) is considered. The bifurcation being investigated is the existence of a heteroclinic orbit \
openaire   +1 more source

Reconstructing Waddington's landscape from data. [PDF]

open access: yesProc Natl Acad Sci U S A
Cislo DJ   +3 more
europepmc   +2 more sources

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