I realized that what I wrote here is nonsensical. I can't commute
partial / partial_u through the gradient operator! Silly me
On 05/05/2015 02:11 PM, Alex Lindsay wrote:
Hi all, I have the following problem. I am trying to set-up the
Jacobian matrix for a finite element problem in a different software
package and I need to compute some partial derivatives like the one below:
In order to evaluate this I need sympy to be able to do the following
relationship:
If it's possible, how might I go about implementing this?
Alex
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