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20142022
most citedExistence of periodic points near an isolated fixed point with Lefschetz index and zero rotation for area preserving surface homeomorphisms

2 citations · 4 across the 5 of their papers we have counts for

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math.DS2019

Second order asymptotics for Krein indefinite multipliers with multiplicity two

Yinshan Chang, Jingzhi Yan

We consider linear Hamiltonian equations in of the following type \begin{equation} \frac{\mathrm{d}γ}{\mathrm{d}t}(t)=J_{4}A(t)γ(t), γ(0)\in\operatorname{Sp}(4,\ma…