3 papers
nlin.AO2025
Route to Chaos in Multi-Species Ecosystems
Robin Delabays, Philippe Jacquod
We investigate species-rich mathematical models of ecosystems. While much of the existing literature focuses on the properties of equilibrium fixed points, persistent dynamics (e.g…
physics.soc-ph2025
Hypergraph reconstruction from dynamics
Robin Delabays, Giulia De Pasquale, Florian Dörfler +1
A plethora of methods have been developed in the past two decades to infer the underlying network structure of an interconnected system from its collective dynamics. However, metho…
math.DS2024
Nontrivial Kron Reduction for Power Grid Dynamics Modeling
Laurent Pagnier, Robin Delabays, Melvyn Tyloo
The Kron reduction is used in power grid modeling when the analysis can -- supposedly -- be restricted to a subset of nodes. Typically, when one is interested in the phases' dynami…