trigonometric function

1. This paper studies the application of identical transformation trigonometric function in indefinite integral, and hopes that it may bring some help to students in this aspect.
   文章主要阐述了三角函数恒等变形在不定积分中的应用，有助于学生掌握求不定积分的方法。
2. Using Flash to Create the Trigonometric Function Image Components
   使用Flash创建三角函数图像组件
3. This chaotic neural network is used to the10-city traveling salesman problem ( TSP), and the influence of trigonometric function self-feedback on TSP is analyzed.
   将该网络模型应用于求解10城市旅行商问题（TSP），分析了三角函数自反馈对网络求解旅行商问题的影响。
4. Power Harmonic Analysis Based on Orthogonal Trigonometric Function Family
   基于正交三角函数族的电力系统谐波识别算法
5. Study on Trigonometric Function Teaching of Facing Vocational Technical Secondary School Students
   基于工科中等职业学校学生的三角函数教学研究
6. Use the Trigonometric Function Solutions of Fourth Order Equations to Study the Event Horizon of Non-sphere Symmetric and Non-stationary Black Hole
   基于四次方程的三角解研究非球对称动态黑洞的类视界面
7. Research on the Trigonometric Function Combination of a Unified System and R ǒ ssler System
   一个Unified系统与Rǒssler系统的三角函数组合研究
8. Based on7 classical moment invariants, the method of decomposing trigonometric function was proposed as a new efficient way to derive moment invariants.
   应用扩展的齐次平衡法，获得了一类广泛的非线性波动方程的若干行波解，其中包括孤立波解、三角函数解以及椭圆函数解。
9. After trigonometric function used in simplifying solutions, a simple algorithm is deduced.
   并且利用三角函数知识，将其进行化简，从而得到一种简化算法。
10. The six solitary wave solutions to the combined KdV equation were obtained by using the trigonometric function method with the aid of computer algebraic system Maple.
    借助计算机代数系统Maple利用三角函数法得到组合KdV方程的六组精确孤立波解，并指出求解的关键是尝试函数f、g和它们的组合形式选定。
11. For boxing constraint of control, trigonometric function transformation was developed to achieve an unconstrained problem.
    对于控制变量受箱型约束的问题，采用三角函数转换将其转化为控制无约束问题。
12. On the basis of the periodicity of the designed orbit of GPS satellite, trigonometric function polynomial interpolation method is used to interpolate the IGS precise ephemeris.
    考虑到GPS卫星的设计轨道具有明显的周期性，用三角函数多项式方法进行精密星历插值，并与经典的拉格朗日插值方法进行了比较。
13. This paper are discussed a mathematics classification's method in the study of city planning: Methods with radar's map and trigonometric function's map as well as every models that conversion to be arranged samples by the fuzzy analysis.
    论述了可用于城市规划研究中的数学聚类方法：雷达图法与三角函数图法，并阐述了借助于模糊分析的各种样本标准化处理模式。
14. Some improved ways to the trigonometric function solutions that Cao made are discussed and improved, and some conditions of solutions with parameters restricted are supplemented, gaining some valuable results.
    对Cao给出的三角函数形式的解做了进一步的讨论，提出了一些改进方法，对方程的解中的参数应满足的条件做了进一步补充说明，得到了一些有意义的结果。
15. The approximate algorithm is very simple, which can be accomplished by a hand calculator with the trigonometric function.
    近似算法十分简单，使用有三角函数的手持计算器就可以完成计算。
16. Supplement and Perfection of Trigonometric Function Integral
    三角函数积分的补充和完善
17. From the above papers, The problem about Hermite trigonometric interpolation on different trigonometric function spaces is always ignored.
    从现有文献看，各个不同三角函数空间上的三角Hermite插值问题一直被人们忽略。
18. A kind of blending function is constructed based on trigonometric function, which is named T-Blending function.
    从三角函数出发，构造了一类基于三角函数的混合函数&T-混合函数。
19. In the limit case, solitary wave solutions and trigonometric function solutions are obtained.
    在极限情形，也得到了孤波解和三角函数解。
20. This paper presents the principle that the two transcendental equations of trigonometric function in calculating the gears 'parameters can be solved by Newton iteration algorithm. Two procedures based on M-file of MATLAB software are given out.
    介绍了用牛顿迭代法求解齿轮计算中的两类超越三角函数方程的原理，提供了基于MATLAB的M文件编制的求解程序。
21. The hyperbolic function format of BBM equation has been worked out by means of trigonometric function and Wu algebraic elimination;
    利用三角函数法和吴代数消元法求出了BBM方程的双曲函数形式解；
22. Using curve fitting technique and trigonometric function, a least square method to predict the perturbed trajectory is proposed.
    由此提出了利用三角函数曲线拟合技术，对功角受扰轨迹进行预测。
23. A class of free parameter curves are constructed in the trigonometric function space by introducing a controlling parameter α and called the uniform TC-B-spline curves.
    文章通过引入控制参数α，在三角函数空间中构造了一类自由参数曲线，称其为均匀TC-B样条曲线。
24. With the help of the general Sine-Gordon travelling wave transformation equation, we present a new method for solving the variable coefficient KP equation, and successfully obtain the new solitary wave-like solution, the Jacobi elliptic function-like solution and trigonometric function solution of variable coefficient KP equation.
    用普通Sine-Gordon的行波变换方程，提出了一种新的求解变系数Kaolomtsev-Petviashvili（KP）方程的方法，获得了变系数KP方程新的类孤波解、类Jacobi椭圆函数解和三角函数解。
25. Two new algorithms, non impact fast feed interpolation and fast trigonometric function algorithm are presented in this paper.
    提出了用于数控系统的无冲击快速进给插补算法及具有广泛应用前景的快速三角函数算法。
26. An iterative algorithm based on an orthogonal characteristic of trigonometric function is proposed to measure fundamental reactive power.
    提出了利用三角函数正交性测量基波无功功率的递推算法。
27. A novel curved beam element considering shearing deformation and rotational inertia is derived using the trigonometric function and based on the equilibrium equation.
    采用三角位移函数，基于平衡法，推导了一种考虑剪切变形和转动惯量的新型曲梁单元。
28. Sub-modules including the floating-point adder, floating-point multiplier, floating-point divider, trigonometric function device.
    子模块包括浮点加法器、浮点乘法器、浮点除法器和三角函数器。
29. Vector is one of the significant and basic conceptions in contemporary mathematics, which also acts as an important tool and bridge between algebraic geometry and trigonometric function.
    向量是现代数学中重要和基本的数学概念之一，是沟通代数几何与三角函数的一种重要工具和桥梁，同时也是一种重要的数学语言，同时还广泛应用于物理和科技领域。
30. Based on table lookup and linear interpolation, this calculating method trades little cost of precision and memory space to a great improve on running speed in the trigonometric function calculation.
    这种方法基于查表法和线性插值模型，在三角函数及反三角函数的计算中以较小的精度和存储空间的损失换取了计算速度的大幅度提高。

noun

1. function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle

   Synonym:    circular function