1) corrected Fourier expansion
改进Fourier展开
1.
In order to obtain a simplified free modal solution, an corrected Fourier expansion theory is used to give a method to approximate arbitrary form of function so that a set of coordinate transformation can be constructed to ch.
为了能求得简化的自由模态解, 本文利用改进Fourier展开理论,给出了一种逼近任意形式函数的方法,从而构建了一组坐标变换,它在保持方程形式不变的前提下,将任意变化的海底地形变为平底,而海面保持水平不变。
2) Fourier spectral expansion
Fourier谱展开
1.
For spatial discretization,the compact finite difference schemes on non-uniform meshes in x and y direction are adopted with Fourier spectral expansion for numerical approximation in z direction,the spanwise direction.
在时间离散上应用3阶精度混合显-隐相结合的分裂格式,空间离散在x及y轴向采用非等间距网格的紧致有限差分格式与z向应用Fourier谱展开相杂交的数值方法逼近。
3) Fourier expansion
Fourier展开
1.
By using Fourier expansion, Laplace transform and Hankel transform, the Biot s consolidation equations of saturated soil are solved in this paper.
本文应用Fourier展开、Laplace变换和Hankel变换求解了各向同性饱和土的Biot固结方程 ;讨论了半空间各向同性饱和土的非轴对称固结。
2.
First,through the Fourier expansion,the expansion of the function u∈H 3(e) was obtained.
首先通过Fourier展开得到函数u∈H3 (e)的展开式,然后介绍了三维投影型插值算子,最后给出了这个算子的一个等价构作方法。
3.
And adopt Fourier expansion to solve it, and get the expression in infinite-term series.
本文主要讨论了补偿双障碍期权的定价问题:运用多次变量代换,结合Fourier展开方法求解,得出解的无穷项级数表达式,并利用该表达式的有限项作为精确解,得出了该期权的定价,避免了树的构造及求概率密度,求解过程更简明。
4) Fourier series expanded technique
Fourier展开法
1.
With this method,boundary integral formula just related to boundary velocity can be obtained by Fourier series expanded technique.
针对圆外区域的Stokes问题,利用Fourier展开法,通过自然边界归化得到了一个只与边界速度有关的Stokes问题的边界积分公式。
5) Chebyshev-Fourier expansion
Chebyshev-Fourier展开
6) Fourier Legendre expansion
Fourier-Legendre展开
补充资料：Budan-Fourier定理
Budan-Fourier定理
Budan - Fourier theorem
Bud朋一F仪.rier定理【Buda.一F.rier the吮m;R。娜吐卧巾抑砖介期阵加a] 代数方程 f扛)=0在区间(a，b)(a
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