By using new dual vectors, dual differential matrix and orthogonality relationship, a new solution method by igenfunctio摘要以常微分方程的理论为基础，利用新的对偶变量、对偶微分矩阵和正交关系，以单连续座标弹性体系为例，建立了与弹性力学求解新体系平行的特徵函数展开解法。
Analysis of an aeroelastic system with bilinear stiffness using the cell mapping method用胞映射法分析双线性结构刚度的机翼颤振