On Tuesday, March 24, 2015, <[email protected]> wrote:

>  When using Sage. my students really like using the n() method as in
> show(sqrt(2).n(digits=50))
> giving the result rounded off to 50 decimal digits after the decimal point.
>
> What I'm wondering is where does the n() method come from. Is it peculiar
> to Sage or Maxima or what? Is it pure python? The reason I ask is that some
> of my independent study student are using mpi4py in openMPI on a Linux
> Cluster they put together doing some simple Monte Carlo simulations and
> quadrature calculations. If n() is pure python, I'd like to give them the
> code so they can get more digits out of their simulations
>

Cython. Built into Sage.  It's a method on symbolic expressions that
evaluates the leaves to the given precision then simplifies the result by
evaluating the whole tree to get a single number.



>
>
> Is this doable? What do you think?
>
> TIA,
> A. Jorge Garcia
> http://shadowfaxrant.blogspot.com
>








>
> --
> Sent from Mailbox <https://www.dropbox.com/mailbox>
>
> --
> You received this message because you are subscribed to the Google Groups
> "sage-support" group.
> To unsubscribe from this group and stop receiving emails from it, send an
> email to [email protected]
> <javascript:_e(%7B%7D,'cvml','sage-support%[email protected]');>
> .
> To post to this group, send email to [email protected]
> <javascript:_e(%7B%7D,'cvml','[email protected]');>.
> Visit this group at http://groups.google.com/group/sage-support.
> For more options, visit https://groups.google.com/d/optout.
>


-- 
Sent from my massive iPhone 6 plus.

-- 
You received this message because you are subscribed to the Google Groups 
"sage-support" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To post to this group, send email to [email protected].
Visit this group at http://groups.google.com/group/sage-support.
For more options, visit https://groups.google.com/d/optout.

Reply via email to