Python math.atan() Method
Example
Return the arc tangent of different numbers:
#Import math Library
import math
#fReturn the arc tangent of
different numbers
print (math.atan(0.39))
print (math.atan(67))
print (math.atan(-21))
Try it Yourself »
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.
Syntax
math.atan(x)
Parameter Values
| Parameter | Description |
|---|---|
| x | Required. A positive or negative number. If x is not a number, it returns error a TypeError |
Technical Details
| Return Value: | A float value, from -PI/2 to PI/2, representing the arc tangent of
a number |
|---|---|
| Python Version: | 1.6.1 |
Copyright 1999-2023 by Refsnes Data. All Rights Reserved.