[firedrake] Hi everyone,

[Lawrence Mitchell]

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On 15/07/15 11:46, Justin Chang wrote:
> I would like to try out the Petrov-Galerkin Enrichment Method 
> (Barrenechea et al 2007) for a mixed-poisson/Darcy equation.Here is
> the link to the paper:
> 
> http://www.sciencedirect.com/science/article/pii/S0045782507000059
> 
> Basically, this method starts with the P1/P0 combination and
> enriches both velocity and pressure trial functions with
> multi-scale functions. Is this easily doable within Firedrake?

Can you say a little more?  It looks like I enrich the velocity space
with RT0 but somehow only locally (such that I can solve a local
H(div) problem to get a correction?), but I don't really know enough
about the method to say whether you could do it.

Lawrence

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