Python math.atan() Method

Math Methods : Return the arc tangent of different numbers

Definition and Usage

The math.atan() method returns the arc tangent of a number (x) as a numeric value between -PI/2 and PI/2 radians.

Arc tangent is also defined as an inverse tangent function of x, where x is the value of the arc tangent is to be calculated.

math.atan(x)

Parameter	Description
x	Required. A positive or negative number. If x is not a number, it returns error a TypeError

Return Value:	A `float` value, from -PI/2 to PI/2, representing the arc tangent of a number
Python Version:	1.6.1

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