论文标题

参数亚共和度的形式渐近学

Formal asymptotics of parametric subresonance

论文作者

Astafyeva, P. Y., Kiselev, O. K.

论文摘要

获得了振荡幅度参数亚谐振生长的方程系统。发现了慢速变量中振幅增长到有界振荡的转折时间。显示了转折时间和数值的渐近近似值之间的比较。

The system of equations for parametric sub-resonant growth of the amplitude of oscillations was obtained. The time of turning point from the growing of the amplitude to the bounded oscillations in the slow variable was found. The comparison between the asymptotic approximation for the turning time and numerical one is shown.

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