Python | fsum() function (original) (raw)

Last Updated : 16 Feb, 2023

fsum() is inbuilt function in Python, used to find sum between some range or an iterable. To use this function we need to import the math library. Syntax :

maths.fsum( iterable )

Parameter :

iterable : Here we pass some value which is iterable like arrays, list.

Use :

fsum() is used to find the sum of some range, array , list.

Return Type :

The function return a floating point number.

Time Complexity: O(n) where n is the size of the list.

Auxiliary Space: O(1)

Code demonstrating fsum() :

Python3 `

Python code to demonstrate use

of math.fsum() function

fsum() is found in math library

import math

range(10)

print(math.fsum(range(10)))

Integer list

arr = [1, 4, 6] print(math.fsum(arr))

Floating point list

arr = [2.5, 2.4, 3.09] print(math.fsum(arr))

`

Output :

45.0 11.0 7.99