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- The difficulty of the treatment of the nearly singular integrals hindered applications of Boundary Element Method(BEM). 摘要几乎奇异积分的计算困难阻碍了边界元法的工程应用。
- Different kinds of integrations have to be evaluated in boundary element methods.The nearly singular integral is the most difficult one of them. 摘要边界元法通常需要采用数值方法解决单元内的各种积分问题，而准奇异积分是各种积分中数值处理最为困难的部分。
- THE REGULARIZATION OF NEARLY SINGULAR INTEGRALS IN THE BEM OF TWO-DIMENSIONAL THERMOELASTICITY 二维热弹性力学边界元法中几乎奇异积分的正则化
- A Non-singular Algorithm for the Evaluation of the Nearly Singular Integrals in Boundary Element Methods 边界元法中计算几乎奇异积分的一种无奇异算法
- ANALYTIC ALGORITHM FOR NEARLY SINGULAR INTEGRALS IN TWO-DIMENSIONAL BOUNDARY ELEMENT ANALYSIS 二维边界元法中几乎奇异积分的解析法
- Analytical Algorithm of the Nearly Singular Integrals in Boundary Element Method to Orthotropic Potential Problems 正交各向异性位势问题边界元法中几乎奇异积分的解析算法
- nearly singular integrals 准奇异积分
- The calculation of nearly singular integrals about points close to boundary in boundary integral equation 边界积分方程中近边界点几乎奇异积分的计算
- In boundary element methods,the common integrals are divided into three types,regular,nearly singular and singular. 对三维问题边界元方法中应用最广泛的常数边界元的积分提出一种精确积分方法。
- nearly singular integral 几乎奇异积分
- Singular integrals can be dealed with successfully for either linear element or quatratic element in the two-dimension shape optimization. 在两维形状优化中,无论用线性单元或是二次单元,积分的奇异性都可以完满处理。
- It is significant for structure analysis to implement object-oriented programming of BEM and improve singular integrals. 用面向对象的方法实现边界元结构程序分析和解决奇异积分计算,对结构计算分析具有一定的现实意义。
- In this note,several types of the formulas to interchanging order of integration for singular integrals of high order on real aris are given. 给出实轴上几种类型高阶奇异积分的换序公式 .
- commutator of singular integrals 奇异积分的交换子
- Oestreich[9] deal with an optimal control problem of such a type, however for a nonlinear singular integral equation. 在这个假设条件下，我们首先证明了状态方程解的存在唯一性和最优控制的存在性.
- The algorithm that solves weakly singular integral equation by Nystrom method is first discussed. 本文首先研究了Nystrom方法求解弱奇异积分方程的算法。
- Although he's nearly fifty, he can still play tennis with the best. 尽管他已年近五十，可是他网球还是打得不比别人差。
- The singular integration will affect the precision of the result while the Boundary Element Method (BEM) is used in calculating sound radiation. 边界元法应用于计算辐射声场时，由于奇异积分的存在，会影响到计算结果的精度。
- Nearly all of them kept aloof from such doctrines. 他们几乎都不接受这种教条。
- An approximate solution of a class of singular integral equation is given, the error and the possibility of the solution is analysed and proved. 给出了一类奇异积分方程的一种近似解法，并对其误差进行了分析估计，同时验证了该方法的可行性.
