1) singular point of integral
积分奇点
1.
A new direct analytical approach is proposed in this paper to Abel integral transformation, thus the singular point of integral is avoided, and computation process is simplified.
Abel积分存在积分奇点的问题,根据这一问题讨论了解决奇异积分的几种不同的积分方法,并提出了一种直接求Abel积分变换的解析解。
2) singular integration
奇异积分
1.
A method of treating high order singular integration in calculation of sound radiation with BEM;
用边界元法计算声辐射时高次奇异积分的处理方法
2.
When the boundary element method is used on this kind of problem,singular integrations would exist.
用边界元法进行泵轴对称应力分析问题时,会遇到奇异积分,典型的处理方法是将被积函数中的椭圆函数用对数函数近似,以及基于积分变换的方法。
3.
When a boundary element method is adopted for this kind of problem,singular integrations would be encountered.
对这类问题应用边界元法必然会遇到奇异积分,其有效而准确的计算是关键。
3) singular integral
奇异积分
1.
Treatment of singular integral or boundary element in the temperature field;
温度场中边界元奇异积分处理
2.
Commutators of singular integrals on Hardy type spaces;
奇异积分交换子在Hardy型空间上的估计
3.
Product spherical harmonic and a singular integral on product space;
乘积球面调和与一个奇异积分
4) singular integrals
奇异积分
1.
Least square quadrature formula for singular integrals;
奇异积分的最小二乘求积公式
2.
Simple treatment for O( ln r) type singular integrals;
O(lnr)型奇异积分的简便处理
3.
Accurate evaluation of singular integrals and multi region condensational procedure in 2 D boundary element analysis;
二维边界元奇异积分和多域缩聚法分析
5) singularity distribution
奇点分布
1.
Discreting the distributed strength of singularity by Gauss division in axial-radial direction and Fourier series in circular direction, the algorithms are more efficient and will be available for reference in calculating inviscid flow problem by singularity distribution method.
本文给出分布在轴对称面元上的奇点在无界域中的诱导速度势和诱导速度计算公式,奇点分布强度在轴向和径向采用高斯分点离散,周向采用富氏级数离散。
补充资料:Hirzebruch奇点
hirzebruch奇点就是用方程z^d=x^a * y^b定义的曲面奇点。 大数学家hirzebruch第一个系统研究了这种奇点。
这类奇点和连分数有着密切联系。它是代数几何--特别是代数曲面中的一类重要研究对象。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条