Hellen wrote:
> 
> 
> On Feb 11, 3:53 pm, Jason Grout <[email protected]> wrote:
>> Hellen wrote:
>>> Is it possible to plot equations like:
>>> x^2+y^2/4+z^2/9=1 ?
>>> I know that it can be done if each half is expressed as a function or
>>> if it is written in parametric equations, but I was wondering if it is
>>> possible to plot any quadratic surface directly.
>> Carl Witty has written an implicit_plot3d function which would plot the
>> equation with the following syntax:
>>
>> implicit_plot3d(x^2+y^2/4+z^2/9-1, (x,-4,4), (y, -4,4), (z,-4,4))
>>
>> This patch is almost done.  There are a few things that need to be
>> finished up on it, but if you'd like to experiment, let us know and we
>> can post the current work.
>>
>> I imagine this will be in Sage in the next month or so (probably in
>> release 3.4.1)
>>
>> Jason
> 
> Yes, please post the current work.


See http://trac.sagemath.org/sage_trac/ticket/5249

Thanks,

Jason



--~--~---------~--~----~------------~-------~--~----~
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to 
[email protected]
For more options, visit this group at 
http://groups.google.com/group/sage-support
URLs: http://www.sagemath.org
-~----------~----~----~----~------~----~------~--~---

Reply via email to