cosine theorem of angle

Recently,th e sine theorem and cosine theorem in the Euclidean plane E~2 were extended to the 3-dimensional Euclidean space E~3.

近期将欧氏平面E2上的正弦定理和余弦定理推广到三维欧氏空间E3中,建立了E3中四面体空间角正弦定理、二面角正弦定理和四面体余弦定理,利用向量给出了三维余弦定理和三维正弦定理的简单证明。

This article first elucidates the concept of the acreage outer normal vector on \%n\%dimensional singleentity and then establishes an outer normal vector identical equation of any \%n\% sides(\%n\%1 dimensonal singleentity) of \%n\%dimensional singleentity,from which the projection theorem and the cosine theorem of \%n\%dimensional singleentity can be educed.

首先给出n维单形面积外法向量的概念,然后建立任意n维单形n个侧面(n-1维单形)面积外法向量的一个恒等式,由此推出n维单形的射影定理和余弦定理。

Chapter 1 introduces the concept of multi-dimensional angle and some concepts related, gets a sine law in another way for a simplex and obtains a new way to prove the second cosine law and the Bartos sine law for a simplex.

第一章介绍单形的多维角与相关的概念，给出了单形一种形式的正弦定理，并给出了单形第二余弦定理和Bartos正弦定理的新证明。

Get using the theory and method of Grassmann algerbra get a new way of proving the first law of cosines in the n-dimensional Euclidean space and use it get a easy way of proving the law of sines in the n-dimensional Euclidean space.

利用Grassmann代数的理论与方法,给出了n维欧氏空间En中n维单形第二余弦定理一种简单的证明。

This causes the Dot Product output to be returned as the cosine of the angle between the two vectors( meaning that the values are between-1.0 and1.0).

这样产生了数量积在两个向量之间的输出是被返回当作角的余弦。

Power Factor Power factor is the cosine of the angle between the actie power( kW) and apparent power( kA) in a circuit.

功率因数功率因数是电路中有功功率(W)视在功率(A)间夹角的余弦值。

The voltage induced in series with the loop is proportional to the area and the cosine of its angle to the field.

回路感生电压的大小与回路面积以及回路与磁场方向夹角的余弦成正比。

The product of the effective values of the voltage and current with the cosine of the phase angle between current and voltage in an alternating-current circuit.

伏特量交流电路中电压与电流的有效值以及电流与电压之间相位角的余弦之乘积

The reciprocal of the sine of an angle in a right triangle.

余割直角三角形中一个角正弦的倒数

is the cosine of the angle you want and must be from -1 to 1

角度的余弦值，必须介于-1和1之间。

Compatibility Test in Group Decision Making Based on Included Angle Cosine;

群组决策中相容性检验的夹角余弦法

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。

Research on properties of combination forecasting model based on vectorial angle cosine

基于向量夹角余弦的组合预测模型的性质研究

is the angle in radians for which you want the cosine.

用以计算其余弦值的角度（以弧度为单位）

the Stability of the Supply Chain Research Based on the Vector Cosine Angle

基于向量夹角余弦的供应链稳定性研究

Research on Geometric Means Combination Forecasting Method Based on Vectorial Angle Cosine

基于向量夹角余弦的几何平均组合预测研究

Chaotic Local Adding-weight Linear Forecasting Algorithm Based on Included Angle Cosine

基于夹角余弦的混沌局域加权线性预测算法

Returns the trigonometric cosine of the given angle (in radians) in the given expression

返回给定表达式中以弧度表示的给定角度的三角余弦

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

Returns the angle, in radians, whose cosine is the given float expression

返回以弧度表示的角度，其余弦为给定浮点表达式

Fuzzy Evaluation Model on Dominant Industry s International Competitiveness Based on Vector Angle Cosine;

基于向量夹角余弦的优势产业国际竞争力模糊评价模型

Angular increment sine-cosine arithmetic unit

角增量正余弦函数运算器