查询词典 removable singularity

The use of spherical coordinates brings new certain difficuhy of numerical simulation, since partial differential equations might possess singularity at the center of ball.

然而，球面坐标的引入也给我们带来了新的困难，特别是偏微分方程在球的中心处会出现形式上的奇异性。

Thirdly, we adopt the Jacobi approximation in the radial direction and thus overcome the difficulty of dealing with the singularity of equations at the center of ball. which is caused by the spherical coordinates. Furthermore.

第二，我们在球面上采用球面调和逼近，而在半径方向采用Jacobi逼近，从而既克服了奇异性的困难又将原问题转化为便于并行计算的简单问题。

Based on the nonlinear static equilibrium equations of the system, the force singularity is described by the determinant and condition number of the Jacobian matrix clearly.

基于系统的非线性静力平衡方程，根据力传递Jacobian矩阵的行列式和条件数，剖析了工作空间内部的力奇异性。

According to the above-mentioned principle, we can transform the series solution of the boundary value problem of Laplace's equation in the wedge, rectangle and semi-infinite strip, sector region into an exact similarity solution with the source type singularity by similarity method.

本文即根据上述之原理，将楔形区域、矩形区域与半无限长条区域以及扇形区域三大类拉普拉斯方程式边界值问题之无穷级数解，化为具有相同数学结构之源型奇性相似精确解。

In the first part of this thesis, we discussed the strong singularity phenomena in structural topology optimization.

本论文首先讨论了当拓扑设计变量取其临界值时，问题的优化模型和计算模型会同时发生的不连续变化的强奇异问题。

We pointed out the main distinctions between strong singularity problems in topology optimization and those which only have weak singularities.

详细论述了此类拓扑优化问题与仅具有弱奇异性的拓扑优化问题之间的本质区别。

By using Riemann-Schwarz's symmetry principle integrated with the analysis of singularity of complex potentials,the general solution of the problem is presented.

采用Riemann-Schwarz对称原理并结合复势函数奇性主部分析，得到该问题的一般解答。

The singularity problem is solved by the method of "tangential impact".

当库仑干摩擦的因素考虑在内时，经典的方法遇到了困难。

In the coming of the Singularity, we are seeing the predictions of _true_ technological unemployment finally come true.

等到奇点来临，我们最终将看到预言由技术带来的全体失业的真正实现。

In this paper transversality idea from singularity theory is applied to discuss the classification of unfoldings of bifurcation problem s.

利用奇点理论中的横切性思想讨论分支问题开折的分类问题，给出了两个开折同构的一个充要条件。

We were cousins—his grandfather was King of Scots,and his great-grandfather was Henry VII of England.

我们是堂姐弟——他的祖父曾是苏格兰国王，他的曾祖父是英格兰的亨利二世。

I do want to help you, but I am in a quandary now!

我是想帮你，但是我现在左右为难啊！