【摘要】 本文用插值摄动和权残法相结合的方法求得了一类有正阻尼的强非线性自由振动问题的一级近似解,精度好。更多还原

【Abstract】 In this paper, using the interpolation method allying with the method of weighted residuals, the first order approximate solutions of a class of the positively damped strongly nonlinear problems are obtained. Its accuracy is good.更多还原