用奇点理论中横截开折的理论对相对映射芽的强有限决定性与通用开折之间的关系进行了研究。
In this paper, we make use of relative transverality unfolding to study the relation of strong relative AS, T finite determinacy of map germs with relative versal unfolding.
对有限元和有限差分的数值计算提出了井孔奇点修正和以沟代井列的计算方法，从而提高了离散化网络的计算精度，并可简化取代三维问题为二维。
The method for correction of singular points of wells and the calculation method of well row replaced by a ditch in the numerical FEM and FDM computations were proposed in this paper.
利用奇点和有限集的特征，给出了首次积分存在的某些条件。
Some conditions on the existence of the first integral are given via the properties of equilibria and limit sets.
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