[MITgcm-devel] seaice adjoint and EVP

[chris hill]

The centered scheme has no implicit diffusion, you out it in explicitly 
(otherwise its horribly dispersive i.e. grid noise everywhere). I told 
you this last week (and probably the week before).

chris
Dimitris Menemenlis wrote:
> Jinlun, we have been using 3rd order direct space time with flux limiter
> http://mitgcm.org/sealion/online_documents/node78.html
> for the cube runs.
> 
> Advection schemes are a big black box for me.  Do you know if central 
> differencing is less diffusive than above scheme?
> 
> Dimitris
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