Studied the Hilbert transformation of Cosin intergal function Ci(x) and Sine intergal function Si(x).
讨论了余弦积分函数Ci(x)与正弦积分函数Si(x)的Hilbert变换,证明了Ci(x)与-sgn(x)Si(|x|)构成Hilbert变换对,即Ci(x)-isgn(x)Si(|x|)为解析信号,同时求出了Si(x)的Hilbert变换,证明了Si(x)与Ci(x)-Ci(0)构成Hilbert对。
Studied the Hilbert transformation of Cosin intergal function Ci(x) and Sine intergal function Si(x).
讨论了余弦积分函数Ci(x)与正弦积分函数Si(x)的Hilbert变换,证明了Ci(x)与-sgn(x)Si(|x|)构成Hilbert变换对,即Ci(x)-isgn(x)Si(|x|)为解析信号,同时求出了Si(x)的Hilbert变换,证明了Si(x)与Ci(x)-Ci(0)构成Hilbert对。
The Development of the Courseware of Applying Visual Basic Language to Simulating "Drawing Image of Sine Function with Sine Line";
利用Visual Basic语言模拟“用正弦线作正弦函数图象”的课件开发
Draw Sine Function Image with Computer;
计算机绘制正弦函数图象
On some identities of sine and cosine functions;
关于正弦函数和余弦函数的一些恒等式
The numerical expression of trigonometric function and its approximate expression are discussed in detail,a kind of analog electric circuit for sinusoidal function is designed using analog multiplier/divider,and the direct analog circuits for the computation of the attitude parameters with negative feedback are also presented.
根据旋转导向钻井工具姿态参数的求解需要,结合Taylor中值定理,提出一种模拟解算方法,分析了三角函数的展开式及其逼近表达式,并应用模拟乘法/除法器和负反馈电路设计了正弦函数拟合求解和姿态参数角直接解算电路。
This paper presents a new model of chaotic neural network whose activation func- tion is composite of Sinusoidal function and Sigmoid function by analyzing the bifurcation process and Lyapunov exponent spectrum.
通过复合正弦函数和Sigmoid函数构成激励函数,构造了一种新的暂态混沌神经网络。
Perturbation Theorems for Exponentially Bounded C-Cosine Operator Functions and Intergrated Cosine Functions
指数有界C余弦算子函数与积分余弦函数的扰动
On Calculation Formula of Sine Function and Cosine Function;
关于正弦函数和余弦函数的计算公式
Sine-cosine ROM
正余弦函数固定存贮器
Symmetry of Sine and Cosine Function Graphs;
正弦函数图像及余弦函数图像的对称性
Fractional Fourier Transform of Two-dimensional Cosine-gaussian Beams Based on the Wigner Distribution Function
二维余弦高斯光束基于魏格纳分布函数的分数傅里叶变换
The cos() function returns the cosine of a number.
函数的作用是：返回一个数值的余弦值。
The Design Method of Digital SIN-COS Function Generator
数字式正余弦函数产生器的实现方法
Angular increment sine-cosine arithmetic unit
角增量正余弦函数运算器
Axiomatic Definition of (Co)sine with Complex Variables;
复变量正余弦函数的公理化(等价)定义
A Note on C-Cosine Operator Functions
关于C-余弦算子函数簇的一个结果
On Shafer-Fink Type Inequality of Inverse Cosine
关于反余弦函数的Shafer-Fink型不等式
The cosine rather than the sine is customarily used in this case.
在这种情况下，习惯上用余弦函数而不是正弦函数。
The acosh() function returns the inverse hyperbolic cosine of a number.
函数的作用是：返回一个数值对应的反双曲余弦。
Application of the Cosine Window Function in the Plane Wave Synthesis Technique
余弦窗函数在平面波综合技术中的应用
Implementation of Sine&Cosine Function Based on Look-up Ttable and Taylor Expansion
基于查找表和Taylor展开的正余弦函数的实现
The expression for g can be rewritten in terms of trigonometric sines and cosines.
关于g的表达式可以重写成三角函数的正弦和余弦形式。
HENSTOCK INTEGRAL AND ITS CLASS OF INTEGRABLE FUNCTION;
HENSTOCK积分及其可积函数类
The Solution of Surface Integral for the Velocity Field of Square Bar Drawing Through a Cosine Die
余弦模拉拔方棒速度场的曲面积分解法