tf.nn.tanh._JavaScript中带有示例的Math.tanh（）方法

tf.nn.tanh.

JavaScript | Math.tanh()方法 (JavaScript | Math.tanh() Method)

Math.tanh() is a function in math library of JavaScript that is used to find the value of hyperbolic tangent of a number.

Math.tanh()是JavaScript数学库中的函数，用于查找数字的双曲正切值。

Calculation of mathematical Formula:

数学公式的计算：

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tanh(p) = sin(p) / cos(p) = ep - e-p / ep + e-p

Where e is the mathematical constant with value 2.718

其中e是值为2.718的数学常数

Syntax:

句法：

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Math.tanh(p);

Parameter(s):

参数：

• p – It represents the value whose hyperbolic tangent value to be found.

  p –表示要找到其双曲正切值的值。

Return value:

返回值：

The return type of this method is number, it returns the hyperbolic tangent value of the given p.

此方法的返回类型为number ，它返回给定p的双曲正切值。

Example 1: Find the tanh of numeric values

示例1：查找数值的正切

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console.log(Math.tanh(0));
console.log(Math.tanh(7));
console.log(Math.tanh(-5));
console.log(Math.tanh(4.52));

Output

输出量

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0.9999983369439447
-0.9999092042625951
0.9997628864418443

Example 2: Find the tanh of non-numeric values

示例2：查找非数值的正切

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console.log(Math.tanh("IncludeHelp"));
// Output: NaN
console.log(Math.tanh(3 + 5i));
// Output: Uncaught SyntaxError: Invalid or unexpected token

翻译自: https://www.includehelp.com/code-snippets/math-tanh-method-with-example-in-javascript.aspx

tf.nn.tanh.