Hi Simon,
Sorry that I didn't get back to you on this before now. I think that I get
the gist of what you're trying to do, but I must admit that I'm a bit
skeptical as to whether or not its going to work (the AD framework was not
really conceptualised to be used in this manner, so it will be
Hi Simon,
If you compare Holzapfel's definition with that of Wriggers, for instance,
one notices the difference in how they define this 4th-order identity
tensor. This particular term comes from the derivative d*C*/d*C* (i.e.
differentiating a [symmetric] tensor w.r.t itself), and if you do
Hi Marco,
I've open a PR in Spack (https://github.com/spack/spack/pull/32079) that
backports the patches that we added to the development version to 9.4. Feel
free to try it and provide some feedback as to whether or not it works for
you.
Best,
Jean-Paul
On Thursday, August 11, 2022 at
Dear prof. Bangerth,
Thank you so much for your help.
Yes, I tested the make_grid part on a separate sheet. As long as my size is
41*41*37, the time cost did not go down, i.e. approx. 90-110 s.
However, your solution 'coarse mesh + global refinement' did help, now it
only cost 20s :)
Thanks