2 papers
nlin.SI2026
Canonical separating coordinates in the generalized cubic Hénon-Heiles systems
Alessandro Portaluri, Nicola Sottocornola
We study the three classical integrable generalized cubic Hénon--Heiles systems -- Kaup--Kupershmidt, KdV, and Sawada--Kotera -- from the viewpoint of bi-Hamiltonian geometry a…
math.ST2025
A Characterization of a Subclass of Separate Ratio-Type Copulas
Ziad Adwan, Nicola Sottocornola
Copulas are essential tools in statistics and probability theory, enabling the study of the dependence structure between random variables independently of their marginal distributi…