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ON THE MAXIMAL LYAPUNOV EXPONENT FOR A REAL NOISE PARAMETRICALLY EXCITED CO_DIMENSION TWO BIFURCATION SYSTEM (Ⅰ)
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作者 刘先斌 陈大鹏 陈虬 《Applied Mathematics and Mechanics(English Edition)》 SCIE EI 1999年第9期967-978,共12页
For a real noise parametrically excited co_dimension two bifurcation system on a three_dimensional central manifold, a model of enhanced generality is developed in the present paper by assuming the real noise to be an... For a real noise parametrically excited co_dimension two bifurcation system on a three_dimensional central manifold, a model of enhanced generality is developed in the present paper by assuming the real noise to be an output of a linear filter system, namely,a zero_mean stationary Gaussian diffusion process that satisfies the detailed balance condition. On such basis, asymptotic expansions of invariant measure and maximal Lyapunov exponent for the relevant system are established by use of Arnold asymptotic analysis approach in parallel with the eigenvalue spectrum of Fokker_Planck operator. 展开更多
关键词 real noise parametric excitation co_dimension two bifurcation detailed balance condition FPK equation singular boundary maximal Lyapunov exponent solvability condition
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实噪声参激一类余维2分叉系统的最大Lyapunov指数(Ⅰ) 被引量:1
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作者 刘先斌 陈大鹏 陈虬 《应用数学和力学》 CSCD 北大核心 1999年第9期902-912,共11页
对于三维中心流形上实噪声参激的一类余维2 分叉系统,为使模型更具有一般性,取系统的参激实噪声为一线性滤波系统的输出_ 零均值的平稳高斯扩散过程,并满足细致平衡条件· 并在此基础上首次使用 Arnold 的渐近方法以及... 对于三维中心流形上实噪声参激的一类余维2 分叉系统,为使模型更具有一般性,取系统的参激实噪声为一线性滤波系统的输出_ 零均值的平稳高斯扩散过程,并满足细致平衡条件· 并在此基础上首次使用 Arnold 的渐近方法以及 Fokker_ Planck 算子的特征谱展式,求解不变测度以及最大的 Lyapunov 指数的emax 的渐近展式· 展开更多
关键词 实噪声 参数激励 余维2分叉系统 李普希兹指数
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ON THE MAXIMAL LYAPUNOV EXPONENT FOR A REAL NOISE PARAMETRICALLY EXCITED CO-DIMENSION TWO BIFURCATION SYSTEM (Ⅱ)
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作者 刘先斌 陈虬 陈大鹏 《Applied Mathematics and Mechanics(English Edition)》 SCIE EI 1999年第10期1067-1074,共8页
For a co_dimension two bifurcation system on a three_dimensional central manifold, which is parametrically excited by a real noise, a rather general model is obtained by assuming that the real noise is an output of a ... For a co_dimension two bifurcation system on a three_dimensional central manifold, which is parametrically excited by a real noise, a rather general model is obtained by assuming that the real noise is an output of a linear filter system_a zeromean stationary Gaussian diffusion process which satisfies detailed balance condition. By means of the asymptotic analysis approach given by L. Arnold and the expression of the eigenvalue spectrum of Fokker_Planck operator, the asymptotic expansions of invariant measure and maximal Lyapunov exponent for the relevant system are obtained. 展开更多
关键词 real noise parametric excitation co_dimension two bifurcation detailed balance FPK equation singular boundary maximal Lyapunov exponent solvability condition
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实噪声参激一类余维2分叉系统的最大Lyapunov指数(Ⅱ)
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作者 刘先斌 陈虬 陈大鹏 《应用数学和力学》 CSCD 北大核心 1999年第10期997-1003,共7页
对于三维中心流形上实噪声参激的一类余维2分叉系统,为使模型更具有一般性,取系统的参激实噪声为一线性滤波系统的输出_零均值的平稳高斯扩散过程,满足细致平衡条件· 并在此基础上首次使用Arnold的渐近方法以及Fokker_Planck算子... 对于三维中心流形上实噪声参激的一类余维2分叉系统,为使模型更具有一般性,取系统的参激实噪声为一线性滤波系统的输出_零均值的平稳高斯扩散过程,满足细致平衡条件· 并在此基础上首次使用Arnold的渐近方法以及Fokker_Planck算子的特征谱展式,求解不变测度以及最大的Lyapunov指数的渐近展式· 展开更多
关键词 实噪声 余维2分叉系统 扩散过程 李雅普诺夫指数
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