[Tutor] math (pkg) in Jupyter Notebook
Alan Gauld
alan.gauld at yahoo.co.uk
Sun Mar 8 05:21:23 EDT 2020
On 08/03/2020 05:20, loomer at gmx.com wrote:
> The math package is installed somewhere on my PC because when I try it
> in an Anaconda terminal, I get...
>
> >>> math.pi
> 3.141592653589793
So I'm guessing anaconda automatically imports the math package for you.
(I don't use it so don't know for sure).
> But when I try to run that in a python3 Jupyter Notebook, I get...
>
> NameError Traceback (most recent call last)
> <ipython-input-1-c49acc181da4> in <module>
> ----> 1 math.pi
>
> NameError: name 'math' is not defined
You normally (in vanilla python) have to import any module before using
it. So you need:
>>> import math
>>> math.pi
HTH
--
Alan G
Author of the Learn to Program web site
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