由于边界元法是半解析半数值解法。在解边界积分方程时会遇到解的存在与唯一性问题。
Because the boundary element method is half analytical and half numerical, there exist the problems of the existence and uniqueness of the solutions.
MVT以因子模式为中心，由于因子模式的本征向量解法求解不唯一或称误差太大，使得MVT给人一种人造数据的印象。
MVT based on the factor model has a suspect of "artificial data", because the solution derived from the algorithm of eigenvectors is not unique or with too great uncertainty.
讨论了带低阶项的梁的平衡方程的广义解法，分析了解的稳定性、收敛性和存在唯一性。
In this article, we discussed generalized methods for solving the beam eguilibriurr equation with low order terms, analysed stability, convergence and uniqueness of the solution.
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