KAM tori for higher dimensional beam equation with a fixed constant potential
KAM tori for higher dimensional beam equation with a fixed constant potential
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用于具有固定恒定电势的高维梁方程的 KAM tori
DOI:
10.1007/s11425-008-0158-0
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发表时间:
2009-07
期刊:
影响因子:
--
通讯作者:
XinDong Xu
中科院分区:
文献类型:
--
作者:
JianSheng Geng;XinDong Xu
In this paper, we consider the higher dimensional nonlinear beam equation: utt + Δ2u + σu + f(u) = 0 with periodic boundary conditions, where the nonlinearity f(u) is a real-analytic function of the form f(u) = u3 + h.o.t near u = 0 and σ is a positive co
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