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raskol

04-06-2008 03:28 PM

Square root in python?

how do i get the square root of a number in python?

colucix

04-06-2008 03:37 PM

The function is sqrt from module math

Code:

>>> from math import sqrt

>>> n = sqrt(64)

>>> print n

8.0

Tischbein

04-06-2008 03:42 PM

4 ** 0.5

(or was it 4 * 0.5? Just kidding...!)

raskol

04-06-2008 04:13 PM

what is the adv/dadv of those different methods?

ghostdog74

04-06-2008 07:56 PM

** is an internal operator. sqrt is a function that you need to import from math module. can you guess which is "faster"?

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