In this paper we suggesst a finite element method for singular two point boundary value problems with singular solution by introducing singular basis with local support.
采用具有小支集的奇异基函数的有限元方法求解奇异两点边值问题的奇异解。
On the basis of the comparison of conditional nonlinear optimal perturbation and linear singular vector, the evolutions of them with time are investigated.
在比较条件非线性最优扰动和线性奇异向量模态的基础上进一步探讨了它们随时间的演变。
Stress intensity factor indicates the strength of the singular stress field at crack-tip, it is the basis of studying the law of crack propagating and the strength of the component with crack.
应力强度因子表征了裂纹尖端奇异应力场的强度，它是研究裂纹扩展规律和带裂纹构件强度的基础。
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