On Tue, 23 Mar 2010 14:51:49 -0500 (CDT), Roy Stogner <[email protected]> wrote: > Gah! I must be slipping. I could have sworn there was an LBB-stable > way of using discontinuous constants for pressure without adding any > stabilization term. Q1/P0??
Also not stable, but used pretty frequently (usually with penalty). Nonconforming Q_1 velocity (dofs at face centers) works. As far as I know, the only reason to use iso P2-P1 is to get a sparser velocity system than P2 (or Q2) velocities. Jed ------------------------------------------------------------------------------ Download Intel® Parallel Studio Eval Try the new software tools for yourself. Speed compiling, find bugs proactively, and fine-tune applications for parallel performance. See why Intel Parallel Studio got high marks during beta. http://p.sf.net/sfu/intel-sw-dev _______________________________________________ Libmesh-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/libmesh-users
