[firedrake] Hi everyone,

[Lawrence Mitchell]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

On 15/07/15 21:03, Justin Chang wrote:
> Lawrence,
> 
> It looks to me that the trial functions are enriched on the edge 
> residuals. I am guessing that's what was meant by the multiscale
> aka "enrichment" functions. This other paper written by the same
> guys offers some explanation:
> 
> http://epubs.siam.org/doi/pdf/10.1137/080724381
> 
> My only question is what the Finite Element Spaces would look like 
> within Firedrake - would it be a concatenation of two separate
> function spaces (P1 and RT0) or would the basis function look
> completely different? I could be wrong, I may need to do a little
> more research on this first.

So if it is just the concatenation, I thought this might be
straightforward, but it turns out not.  In particular, the basis
functions for P1 and RT0 don't transform the same way.

Lawrence

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1

iQEcBAEBAgAGBQJVp7CQAAoJECOc1kQ8PEYvZqwIAJMlkvKPA1KtZud3mE1wYwiy
wKawuDoaZVrMCcVjygy5H8/nPQloEBRHP3qLGPlsDdofoNpK/Imgr4uRNmr06uNH
F7pJ0H6g+5CKjcklBxDTyCX3vxzPa8nA4KjWXAsoKtV6QJL+xFrcAUBQqDKqilFm
xY5Se50lg/DOO4NNUh9tPOLGPBuAq52SMrP7Db78J5IW991CS/QyRQJoLm+NIAqY
sVoL7a5uhPAsC+I/RUMJ8VxvEarWg9ZrDeyirSBht7CUa/P9rZ/Fc5HCHOrdk4OO
799F2+t5AxVOKCX7FOWsnR00BLQa4potKYKvcOT6VLjFwqmO9jd7y/ACkspxps0=
=8rZN
-----END PGP SIGNATURE-----