Trial functions are approached by double trigonometric functions.
试函数取重三角函数。
Math provides simple math functions, such as trigonometric functions and logarithmic functions.
Math提供了简单的数学函数，比如三角函数和对数函数。
It will be assumed that the reader is familiar with logarithms and trigonometric functions.
我们还希望读者能熟悉对数和三角函数。
Trigonometric functions are selected for boths sets of the basis and the testing functions.
基函数系和检验函数系分别取为三角函数。
Common mathematical functions such as trigonometric functions are standard, and you can add custom functions.
诸如三角函数这样的普通数学函数符合标准，并且你可以添加自定义的函数。
The method based on the cubic B-spline function, beam vibration function (or trigonometric functions) and variation principle.
这个方法是建立在三次样条函数、梁振动函数(或三角函数)及变分原理基础上。
This paper expounds the role of transformation in exponential, logarithmic and trigonometric functions based on some examples.
用几个典型例题，论述了用变形方法在指数、对数、三解等函数求解导数方面的作用。
Both initial and added deflection modes are simplified as trigonometric functions and the stress distribution can be revised if necessary.
初始变形和受荷变形均假定为正弦函数分布，并可按照需要进行应力修正。
Unfortunately, the solution still included a complicated set of sums of algebraic series involving tricky powers of trigonometric functions.
不幸的是，这一方法仍然包含了一系列复杂的代数计算，还涉及了复杂得三角函数。
The hyperbolic trigonometric functions are to hyperbolae as the trigonometric functions are to circles. That is, imagine you plot these points on a Cartesian plane for all possible values of t.
双曲三角函数就是对曲线应用三角函数，也就是说，想象将这些点放在笛卡尔平面上来得到t的所有可能值。
This paper introduces a computation method of trigonometric functions and inverse trigonometric functions in microprocessor by usr of combination binary fixed point operation with look-up table.
本文介绍了一种在微处理器中用二进制定点运算和查表相结合的方法简单实现三角函数和反三角函数运算的方法。
In this paper, several new random sampling methods that avoid the calculation of trigonometric and all other complicated functions are developed.
在本文中，设法避开计算三角函数和任何其他复杂函数的一些新的随机抽样方法被提出来了。
Also the error analysis of elementary functions, such as trigonometric and square root functions for fixed point computing, is given.
给出了定点计算三角函数、开平方等初等函数的误差分析，并对该算法进行了改进，使计算精度达到火控总体的要求。
Computational results show that compactly supported wavelets can represent abrupt changes in control functions better than trigonometric series and considerably increase computational efficiency.
计算结果表明，小波函数与三角级数相比，可以更好地描述控制函数的急剧变化，并使计算效率显著提高。
This paper deals with the problem of trajectory synthesis using trigonometric curves, which are defined by sinusoidal functions and their harmonics.
这篇论文介绍如何使用三角曲线进行轨迹合成。
This paper establishes the standard fuzzy systems with partition of normal quadratic polynomial membership functions and normal trigonometric membership functions.
在标准模糊系统的基础上提出了以正规二次多项式和正规三角函数为基函数的两类标准模糊系统。
This paper establishes the standard fuzzy systems with partition of normal quadratic polynomial membership functions and normal trigonometric membership functions.
在标准模糊系统的基础上提出了以正规二次多项式和正规三角函数为基函数的两类标准模糊系统。
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