查询词典 Riemann

In this paper,we use the method of the estimated characteristic function to estimate a lower bound of the first eigenvalue on compact Riemann manifold.

本文利用特征函数梯度估计的方法对紧致Riemann流形上的第一特征值的下界进行了估计。

"A geometer like Riemann might almost have foreseen the more important features of the actual world.

&，&一个像黎曼这样的几何学者几乎可以预见到现实世界的更重要的特徵。

Manuel Riemann: Disappointment is the main emotion at the moment, because we were so close to a miracle.

Manuel Riemann：此时此刻，失望是主要的情绪，因为我们曾经离奇迹那么近。

Based upon studying its relationships with other subjects, this paper points out three origins of the idea of Riemann for geometry : mathematics, physics and philosophy.

在分析黎曼的几何思想和其他学科关系基础上，指出了其几何思想的三个来源：数学、物理和哲学。

They also pointed that the existence of an affine atlas is soley determined by the topology of the Riemann Surfaces.

同时也指出了样条函数的存在性与黎曼面的结构有着深刻的关系。

A new algorithm is presented to construct the Voronoi diagram in 2D Riemann manifolds.

本文提出了一种在二维黎曼流形中构造Voronoi图的新算法。

This problem is partly solved in the Riemann case in order to establish a Godunov discretization, and then a node flow assignment method is given.

使用了一种简化的Godunov方法求解考虑多车型宏观交通流模型，并给出了在十字路口多车型流量分配的方法。

Based on the Roe′s approximate Riemann solver, this paper presents the flux balance Godunov scheme for the shallow water equation with source terms.

以Roe的近似Riemann解为基础，将源项按特征方向进行特征分解，建立了带源项浅水方程的通量平衡Go dunov求解格式。

To compute the solution to the nonlinear equation of pressure in the Riemann problem for the pressure grdient equations, the Godunov scheme gives a reasonable approximate value for the exact solution. By using the Newton-Ruphson iteration method and some necessary computation, we get the inter-cell numerical flux directly.

为求压差方程黎曼问题中关于压力的非线性方程的解，Godunov格式给出一个合理的初始近似值，利用Newton迭代法和一些必要的计算得到格式中的数值流。

"Please accept this talisman as a token of our thanks."

请收下这个护身符以表达我们的感谢。

If I have that magic, I will be more acceptable in the society.

如果我拥有那种魔法，我将更加被这个社会所容纳。