Vũ Ngọc's conjecture on focus-focus singular fibers with multiple pinched points

DOI10.1007/s11784-023-01089-1arXiv1803.00998OpenAlexW4391214890MaRDI QIDQ6118852

Xiudi Tang, Álvaro Pelayo

Publication date: 28 February 2024

Published in: Journal of Fixed Point Theory and Applications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1803.00998

Mathematics Subject Classification ID

Momentum maps; symplectic reduction (53D20) Relations of finite-dimensional Hamiltonian and Lagrangian systems with topology, geometry and differential geometry (symplectic geometry, Poisson geometry, etc.) (37J39)

Cites Work

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• Taylor series and twisting-index invariants of coupled spin-oscillators
• Symplectic geometry and spectral properties of classical and quantum coupled angular momenta
• On global action-angle coordinates
• Symplectic classification of coupled angular momenta

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