Neurodynamics

S Coombes, KCA Wedgwood - Texts in applied mathematics, 2023 - Springer
This is a book about 'Neurodynamics'. What we mean is that this is a book about how ideas
from dynamical systems theory have been developed and employed in recent years to give …

[HTML][HTML] Saddle–node canard cycles in slow–fast planar piecewise linear differential systems

V Carmona, S Fernández-García, AE Teruel - Nonlinear Analysis: Hybrid …, 2024 - Elsevier
By applying a singular perturbation approach, canard explosions exhibited by a general
family of singularly perturbed planar Piecewise Linear (PWL) differential systems are …

Birth, transition and maturation of canard cycles in a piecewise linear system with a flat slow manifold

V Carmona, S Fernández-García, AE Teruel - Physica D: Nonlinear …, 2023 - Elsevier
In this work we deal with the canard regime as a part of a canard explosion taking place in a
PWL version of the van der Pol equation having a flat critical manifold. The proposed …

Dynamics of a Piecewise-Linear Morris–Lecar Model: Bifurcations and Spike Adding

J Penalva, M Desroches, AE Teruel, C Vich - Journal of Nonlinear Science, 2024 - Springer
Multiple-timescale systems often display intricate dynamics, yet of great mathematical
interest and well suited to model real-world phenomena such as bursting oscillations. In the …

Spike-adding and reset-induced canard cycles in adaptive integrate and fire models

M Desroches, P Kowalczyk, S Rodrigues - Nonlinear Dynamics, 2021 - Springer
We study a class of planar integrate and fire models called adaptive integrate and fire (AIF)
models, which possesses an adaptation variable on top of membrane potential, and whose …

Piecewise-linear (PWL) canard dynamics: Simplifying singular perturbation theory in the canard regime using piecewise-linear systems

M Desroches, S Fernández-García, M Krupa… - Nonlinear Systems, Vol …, 2018 - Springer
In this chapter we gather recent results on piecewise-linear (PWL) slow-fast dynamical
systems in the canard regime. By focusing on minimal systems in R^ 2 (one slow and one …

Slow passage through a Hopf-like bifurcation in piecewise linear systems: Application to elliptic bursting

J Penalva, M Desroches, AE Teruel… - Chaos: An Interdisciplinary …, 2022 - pubs.aip.org
The phenomenon of slow passage through a Hopf bifurcation is ubiquitous in multiple-
timescale dynamical systems, where a slowly varying quantity replacing a static parameter …

Spike-adding canard explosion in a class of square-wave bursters

P Carter - Journal of Nonlinear Science, 2020 - Springer
This paper examines a spike-adding bifurcation phenomenon whereby small-amplitude
canard cycles transition into large-amplitude bursting oscillations along a single continuous …

Saddle-node canard cycles in planar piecewise linear differential systems

V Carmona, S Fernández-García, AE Teruel - arXiv preprint arXiv …, 2020 - arxiv.org
By applying a singular perturbation approach, canard limit cycles exhibited by a general
family of singularly perturbed planar piecewise linear (PWL) differential systems are …

Neuronal piecewise linear models reproducing bursting dynamics

J Penalva Vadell - 2024 - dspace.uib.es
[eng] n this thesis, we propose a piecewise linear version of the original planar Morris-Lecar
model which we study qualitatively and for which we characterize several bifurcations …