[petsc-users] Modified Taylor-Hood elements with piece-wise constant pressure for Stokes equation

Jed Brown jed at jedbrown.org
Tue Jun 2 10:40:01 CDT 2015

Lawrence Mitchell <lawrence.mitchell at imperial.ac.uk> writes:
> So-called "enriched" elements in FEniCS are not created with a nodal
> basis, instead te "basis" for the space Q + P is just the
> concatenation of the bases for Q and P separately and so tabulation of
> basis functions at points is just the concatentation of the tabulation
> of Q and that of P.

So the mass matrix for CG1+DG0 is singular?
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 818 bytes
Desc: not available
URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20150602/cd622f95/attachment.pgp>

More information about the petsc-users mailing list