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math.DS2019
A family of semitoric systems with four focus-focus singularities and two double pinched tori
Annelies De Meulenaere, Sonja Hohloch
We construct a 1-parameter family of integrable systems on a compact -dimensional symplectic manifold that changes smoothly from a tori…
math.DS2019★ 4 cited
Survey on recent developments in semitoric systems
Jaume Alonso, Sonja Hohloch
Semitoric systems are a special class of four-dimensional completely integrable systems where one of the first integrals generates an -action. They were classified by…