It's likely a memory difference. SymPy is trying to use a dense
representation to represent a degree 333333333333333 polynomial, i.e.,
create a list with 333333333333333 elements. This is going to fail no
matter what machine you run it on. This is really an issue with SymPy
(it should be using a sparse representation).

Aaron Meurer

On Mon, Nov 23, 2015 at 1:57 PM, Paul Royik <distantjob...@gmail.com> wrote:
> On my local machine I got overflowerror that is silently ignored.
>
> On Monday, November 23, 2015 at 9:03:10 PM UTC+2, Aaron Meurer wrote:
>>
>> What are the different results that you get? And how is b defined (are
>> there any assumptions on it)?
>>
>> Aaron Meurer
>>
>> On Mon, Nov 23, 2015 at 12:56 PM, Paul Royik <distan...@gmail.com> wrote:
>> > minimal script is simplify(3*b**(1/Integer(3))-3, fu=True)
>> >
>> > On Monday, November 23, 2015 at 8:53:45 PM UTC+2, Ondřej Čertík wrote:
>> >>
>> >> Is it running the the exact same hardware?
>> >>
>> >> Cache is clear when you start it a script. You can also clear it by
>> >> hand:
>> >>
>> >> https://github.com/sympy/sympy/wiki/Faq#how-do-i-clear-the-cache
>> >>
>> >> Send a minimal script that hangs, and we can try it on different
>> >> computers and see if we can reproduce the issue. Then we'll go from
>> >> there.
>> >>
>> >> Ondrej
>> >>
>> >> On Mon, Nov 23, 2015 at 10:55 AM, Paul Royik <distan...@gmail.com>
>> >> wrote:
>> >> > Python 2.7, last version of sympy.
>> >> > Code is absolutely the same.
>> >> >
>> >> > How to detect hardware difference? How to clear cache?
>> >> >
>> >> > What info should I post?
>> >> >
>> >> > On Monday, November 23, 2015 at 7:42:58 PM UTC+2, Ondřej Čertík
>> >> > wrote:
>> >> >>
>> >> >> On Mon, Nov 23, 2015 at 10:31 AM, Paul Royik <distan...@gmail.com>
>> >> >> wrote:
>> >> >> > I noticed this issue with simplify function.
>> >> >> > Is this possible?
>> >> >>
>> >> >> It's possible, e.g. maybe you use a different Python or SymPy
>> >> >> versions, perhaps you executed things differently, or perhaps there
>> >> >> is
>> >> >> some hardware difference that causes Python to behave differently
>> >> >> (e.g. cache things differently).
>> >> >>
>> >> >> If you post us more information, we can have a look at what is going
>> >> >> on.
>> >> >>
>> >> >> Ondrej
>> >> >
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