[sage-support] Re: symbolic vector calculus

2014-11-28 Thread Sherif
Hi all, I came to post a similar question and stumbled upon this discussion, which I realize is from 2008 - perhaps some of this functionality has been developed by now! In any case, I'm brand new to Sage, as in I haven't used it at all yet though I'm excited to try it. So, if my question is a

[sage-support] Re: symbolic vector calculus

2008-07-24 Thread William Stein
On Mon, Jul 21, 2008 at 10:17 PM, Ondrej Certik <[EMAIL PROTECTED]> wrote: > > On Mon, Jul 21, 2008 at 10:12 PM, Tim Lahey <[EMAIL PROTECTED]> wrote: >> >> >> On Jul 21, 2008, at 3:41 PM, Gary Furnish wrote: >> >>> >>> On Mon, Jul 21, 2008 at 10:00 AM, William Stein <[EMAIL PROTECTED]> >>> wrote:

[sage-support] Re: symbolic vector calculus

2008-07-22 Thread Tim Lahey
On Jul 22, 2008, at 12:27 PM, Harald Schilly wrote: > > On Jul 21, 10:50 pm, Tim Lahey <[EMAIL PROTECTED]> wrote: >> Lastly, if the ability to work with symbolic vectors/matrices was >> added, >> a nice thing to have would be to work with partitioned matrices and >> vectors. For example: >> >>

[sage-support] Re: symbolic vector calculus

2008-07-22 Thread Harald Schilly
On Jul 21, 10:50 pm, Tim Lahey <[EMAIL PROTECTED]> wrote: > Lastly, if the ability to work with symbolic vectors/matrices was added, > a nice thing to have would be to work with partitioned matrices and > vectors. For example: > > A = [[ B, C],[D, E]] > > where B, C, D, and E are general sub-matri

[sage-support] Re: symbolic vector calculus

2008-07-21 Thread Tim Lahey
On Jul 21, 2008, at 4:17 PM, Ondrej Certik wrote: > > Do you have some FEM code in Python? > No, at the moment, it is split between Maple and MATLAB. I use Maple to derive the mass and stiffness element matrices and output a MATLAB function where I do the assembly and then the solution. I deriv

[sage-support] Re: symbolic vector calculus

2008-07-21 Thread Ondrej Certik
On Mon, Jul 21, 2008 at 10:20 PM, William Stein <[EMAIL PROTECTED]> wrote: > > On Mon, Jul 21, 2008 at 10:17 PM, Ondrej Certik <[EMAIL PROTECTED]> wrote: >> >> On Mon, Jul 21, 2008 at 10:12 PM, Tim Lahey <[EMAIL PROTECTED]> wrote: >>> >>> >>> On Jul 21, 2008, at 3:41 PM, Gary Furnish wrote: >>> >>

[sage-support] Re: symbolic vector calculus

2008-07-21 Thread Ondrej Certik
On Mon, Jul 21, 2008 at 10:12 PM, Tim Lahey <[EMAIL PROTECTED]> wrote: > > > On Jul 21, 2008, at 3:41 PM, Gary Furnish wrote: > >> >> On Mon, Jul 21, 2008 at 10:00 AM, William Stein <[EMAIL PROTECTED]> >> wrote: >>> On Mon, Jul 21, 2008 at 6:28 PM, <[EMAIL PROTECTED]> wrote: Hello all,

[sage-support] Re: symbolic vector calculus

2008-07-21 Thread William Stein
On Mon, Jul 21, 2008 at 10:12 PM, Tim Lahey <[EMAIL PROTECTED]> wrote: > > > On Jul 21, 2008, at 3:41 PM, Gary Furnish wrote: > >> >> On Mon, Jul 21, 2008 at 10:00 AM, William Stein <[EMAIL PROTECTED]> >> wrote: >>> On Mon, Jul 21, 2008 at 6:28 PM, <[EMAIL PROTECTED]> wrote: Hello all,

[sage-support] Re: symbolic vector calculus

2008-07-21 Thread Tim Lahey
On Jul 21, 2008, at 3:41 PM, Gary Furnish wrote: > > On Mon, Jul 21, 2008 at 10:00 AM, William Stein <[EMAIL PROTECTED]> > wrote: >> On Mon, Jul 21, 2008 at 6:28 PM, <[EMAIL PROTECTED]> wrote: >>> >>> Hello all, >>> >>> I have a simple question about the capabilities of Sage that I have >>> n

[sage-support] Re: symbolic vector calculus

2008-07-21 Thread William Stein
On Mon, Jul 21, 2008 at 6:28 PM, <[EMAIL PROTECTED]> wrote: > > Hello all, > > I have a simple question about the capabilities of Sage that I have > not been able to resolve by looking at the documentation. I often > find myself manipulating somewhat complex functions that take vector > argument