不是。sin(正弦函数)和arcsin(反正弦函数)之间并非互为倒数关系,而是函数与反函数的关系。两者的核心区别在于数学定义、运算逻辑和输入输出范围的差异,具体分析如下: 一、数学定义不同 sin函数的定义 正弦函数表示一个角度对应的单位圆上纵坐标值。若角度为( x ),则( \s...
The graph of the inverse sine function with its range to be principal branch [-π/2, π/2] can be drawn using the following table. Here, we have chosen random values for x in the domain of sin inverse x which is [-1, 1]. We know the values of the sine function using thetrigono...
What is the difference between inverse sin and sin? Trigonometric functions: Sine is a trigonometric function, used all the time in mathematics. Referring to the most standard definition, sine is a ratio of the opposite side and a hypotenuse of any right-angled triangle. In short, for a give...
#测试集x_eval = np.linspace(-8, 5, num=40).reshape(-1,1)x_eval_scaled = x_scaler.transform(x_eval)result = model_best.predict(x_eval_scaled, batch_size=50)predictions = y_scaler.inverse_transform(result)画图 fig = plt.figure(1, figsize=(20,10))ax = fig.add_subplot(1, 2, ...
sin(角度值）同理cos,tan Atn()是VB反正切函数，VB不提供其他反三角函数，不过可以用下列公式导出：Inverse Sine （反正弦）：Arcsin(X) = Atn(X / Sqr(-X * X + 1))Inverse Cosine （反余弦）：Arccos(X) = Atn(-X / Sqr(-X * X + 1)) + 2 * Atn(1)Inverse Secant （反正割...
Arcsin (also written as asin or arcsine) is the inverse function of sin, with a domain of [-1,1] and a range of angles (usually in radians) corresponding to the sine values. In other words, if you have an angle (in radians), you can use the sin function to get the sine value...
1. sininv cosinv taninv应该即系sin cos同tan既inverse function 即系例如当sin x = y既时候 sininv y = x. 而sinh cosh tanh叫做hyperbolic function. 在hyperbolic geometry入面 如果我地定义到一只直角三角形 咁呢个直角三角形既sin cos同tan既standard definition就系sinh cosh tanh. 2. ...
Inverse sine calculatorsin-1 = Calculate × Reset Degrees First result Second result Radians First result Second result k = ...,-2,-1,0,1,2,...Arcsin calculator ►Sine tablex(deg)x(rad)sin(x) -90° -π/2 -1 -60° -π/3 -√3/2 -45° -π/4 -√2/2 -30°...
反三角函数(inverse trigonometric functions) 在Java中,除了计算常见的三角函数值,还可以使用Math类的asin、acos和atan方法来计算反三角函数值。这些方法的结果以弧度为单位。 以下是一个示例代码,演示如何计算反正弦值、反余弦值和反正切值: doublesineValue=0.5;// 正弦值doubleasinValue=Math.asin(sineValue);//...