Re: [Matplotlib-users] why does floor(x) return a float while docs state it returns integer?

[Mark B. <ma...@gm...>]

I should have posted this question on the numpy list of course, even though
floor is imported with pylab.

Off-list, Felix pointed me to the following discussion where some of the
reasons are explained why a float is returned rather than an integer:

http://stackoverflow.com/questions/8582741/why-do-pythons-math-ceil-and-math-floor-operations-return-floats-instead-of



On Mon, Mar 31, 2014 at 5:05 PM, Mark Bakker <ma...@gm...> wrote:

> I expected that floor(x) would return an integer especially since the docs
> state:
>
> Return the floor of the input, element-wise.
>
>
> The floor of the scalar `x` is the largest integer `i`, such that
>
> `i <= x`. It is often denoted as :math:`\lfloor x \rfloor`.
>
>
> Any reason why it returns a float? Bug/feature?
>
>
> Thanks, Mark
>