What does sqrt mean in python?

What does sqrt mean in python?

The sqrt() method in python returns the square root of the number x.

The following is the syntax of the sqrt() method:

import math
math.sqrt( x )

Note: sqrt() cannot be accessed directly. You need to import the math module and call the method through a static object. .

Parameters

x -- Numeric expression.

Return value

Returns the square root of the number x.

The following shows an example of using the sqrt() method:

#!/usr/bin/python
import math   # This will import math module
print "math.sqrt(100) : ", math.sqrt(100)
print "math.sqrt(7) : ", math.sqrt(7)
print "math.sqrt(math.pi) : ", math.sqrt(math.pi)

The output result after running the above example is:

math.sqrt(100) :  10.0
math.sqrt(7) :  2.64575131106
math.sqrt(math.pi) :  1.77245385091

Related recommendations: "Python Tutorial》

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