Python math.asin() Method
Example
Return the arc sine of different numbers:
# Import math Library
import math
# Return the arc sine
of numbers
print(math.asin(0.55))
print(math.asin(-0.55))
print(math.asin(0))
print(math.asin(1))
print(math.asin(-1))
Try it Yourself »
Definition and Usage
The math.asin()
method returns the arc sine of a number.
Note: The parameter passed in math.asin()
must lie between -1 to 1.
Tip: math.asin(1)
will return the value of PI/2, and math.asin(-1)
will return the value of -PI/2.
Syntax
math.asin(x)
Parameter Values
Parameter | Description |
---|---|
x | Required. A number in the range -1 to 1. If x is not a number, it returns a TypeError |
Technical Details
Return Value: | A float value, representing the arc sine of a number |
---|---|
Python Version: | 1.4 |
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