The linearized problem is analyzed and stability boundaries which characterize instability of a plate are obtained by means of numerical and analysis methods.

采用分析与计算相结合的方法着重讨论了热屈曲的线性化问题，获得了反映环板失稳特征的稳定边界。

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To investigate into shallow water effect, numerical simulations of the fishtailing oscillation in shallow water and stability analysis have been carried out.

为了调查浅水效应，还进行了浅水中的鱼尾状摆动的数值模拟和稳定性分析。

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For the model with time-dependent birth pulses, using the stroboscopic map, the theory on bifurcation and numerical analysis, the existence and stability of the positive equilibrium are obtained.

对具有密度依赖生育脉冲的模型，运用频闪映射，结合分支理论和数值分析，得到了正平衡态的存在性、稳定性；

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