对于非线性动力学问题，给出了一个显式的精细积分算法，适用于多自由度、强非线性、非保守系统。
An explicit precise integration for nonlinear dynamics problems is presented, which is suitable to solve the non-conservative systems with multi-DOF and strong nonlinearity.
本文在严格、完整的基础上，利用矩阵范数理论研究了结构非线性动力分析中数值积分格式的稳定性问题，给出了判别单自由度非线性动力方程积分格式稳定性的一般数学准则。
The problem of stability in the numerical integration schemes of nonlinear dynamic analysis of structures is discussed by using matrix and norm theory on a rigorous and complete basis in this paper.
针对多自由度非线性动力方程，提出了一种改进的增维精细积分法。
An improved increment-dimensional precise integration method for the nonlinear dynamic equation with multi-degree-of-freedom was proposed.
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