On Mon, Jun 1, 2015 at 9:38 AM, Jed Brown <[email protected]> wrote: > Justin Chang <[email protected]> writes: > > > There are a few papers that discuss this modified/augmented Taylor-Hood > > elements for Stokes equations in detail (e.g., > > http://link.springer.com/article/10.1007%2Fs10915-011-9549-4). > > This analysis does not state a finite element.
They certaiinly state the approximation space up front. Then later in the paper they say that they independently test with P1 and P0, and that this has a 1D null space, and then in the solution section they have some way of handling that which I ignored because its easy to handle. Matt > > From what I have seem, it seems people primarily use this to ensure > > local mass conservation while attaining the desirable qualities of the > > TH element. Lately I have seen this element used in many FEniCS and > > Deal.II applications (and it's also very easy to implement, just a few > > additional lines of code), > > Could you point to a specific example? How are they handling > linear dependence of the "basis"? > -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener
