您要查找的是不是:
- multiple fourier series 多重傅里叶级数
- The Fourier series of an odd function contains no cosine terms. 奇函数的傅里叶三角级数只有正弦项;
- The finite summation of real Fourier series approximation of a time pusle. 时间脉冲的实部傅立叶级数接近的有限和。
- The Fourier transform is an integral expression for a Fourier series applied to an infinitely long signal. 傅里叶变换式是对博里叶级数的一种积分表达式。
- If the floor were infinite in extent, the mathematical distribution of reflected light could be regarded in terms of a two-dimensional Fourier series. 如果地板的广度是无限的,那么可以用一个二维傅里叶级数来表示反射光的数学分布。
- As an example of the technique, let's compute the Fourier series which corresponds to a square wave. 作为这种方法的一个例子,让我们计算一个方波的傅里叶级数。
- We will not go into detail about Fourier series, but will simply look at one example. 我们将不涉及付里叶级数的细节,而将只考察一个例子。
- Aapproximation of Fourier inverse integral using Fourier transform approximation for amplitude of harmonics in a finite Fourier series summation. 富氏级数中之谐波成份以富氏转换近似并以有限级数和近似富氏逆转换。
- This includes Fourier series, the Fourier transform, and Fourier analysis on (some) abelian groups. 第三部分研究有限阿贝尔群上的傅立叶分析。
- If the floor was infinite in extent, the mathematical distribution of reflected light could be regarded in terms of a two-dimensional Fourier series. 如果地板的广度是无限的,那么可以用一个二维傅里叶级数来表示反射光的数学分布。
- Laplace transformation, array, vector, determinate, linear equation set, Fourier series, partial differential equations. 本课程介绍拉普拉斯转换、矩阵、向量、行列式、线性方程组、傅立叶级数、偏微分方程式。
- The spectrum characteristics of the phase truncation error and amplitude quantization error are analyzed by the method of Fourier series. 文章最后还简单介绍了几种改善杂散误差的方法。
- The authors investigate the Fourier series of Weyl almost periodic functions by the new definition and prove the Parseval's equality. 通过新形式的定义研究范尔概周期函数的傅立叶级数和帕塞瓦尔等式。
- The formulas of the load and displacement of bellow are expanded in Fourier series along circumferential angel. The computation time can be decreased. 将波纹管离散为锥壳单元,单元之间用节点圆相连结,载荷和位移沿环向展开成傅立叶级数,这样降低了计算维数,减少了计算工作量。
- Cooley, J. W., &Tukey, J. W. (1965)., “An Algorithm for the Machine Calculation of Complex Fourier Series, "Mathematics of Computation,19, 297-301. 黄昭翰,“应用脑波于游标控制之脑机介面系统”,硕士论文,国立台南大学,2005。
- Introduction the Fourier series, Convolution,Laplace transform, Z-transform, Discrete time and fast Fourier transform, Adaptive filter,digital filter. 介绍傅立叶,拉式,Z转换之数学运算,同时应用于离散与计算快速傅立叶转换,而此数学运算使用时数位滤波器之应用
- How does jitter frequency reduce EMI from the viewpoint of fourier series theory and the transient electromagnetic field theory is investigated. 从傅氏级数及空间交变电磁场的角度对采用抖频技术如何来减小EMI进行了分析。
- In this paper, by using the property of fourier series a compound series consisting of trigonometric series and power series is established. 摘要利用由三角级数和幂级数复合构成的函数项级数的有关性质,得到了一类变系数非齐次调和方程边值问题的级数解。
- The magnitudes or Fourier coefficients of the harmonics of Fourier series are determined by integration of Euler Formulas. 富氏级数中各之成份谐波之强度或系数是由积分求得。
- Using Fourier transfer,we extend the transparent index function of step grating into Fourier series and derived the expression of diffraction efficiency. 用傅里叶方法对台阶光栅衍射效率进行了分析,得出任意台阶数,任意台阶高度的二元光栅任意级次的衍射效率公式。