Python asin () function
description
asin () Returns the arc sine of x radians.
grammar
The following is the syntax asin () method:
import math math.asin(x)
Note: asin () is not directly accessible, you need to import math module, and then call the method by math static objects.
parameter
- x - values between -1 and 1. If x is greater than 1, it will generate an error.
return value
Returns the arc sine of x radians.
Examples
The following shows an example of the use of asin () method:
#!/usr/bin/python import math print "asin(0.64) : ", math.asin(0.64) print "asin(0) : ", math.asin(0) print "asin(-1) : ", math.asin(-1) print "asin(1) : ", math.asin(1)
After running the above example output is:
asin(0.64) : 0.694498265627 asin(0) : 0.0 asin(-1) : -1.57079632679 asin(1) : 1.57079632679