[ET Trac] [Einstein Toolkit] #527: Thorn Dissipation should have 9th order dissipation added
Einstein Toolkit
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Fri Dec 16 03:51:43 CST 2011
#527: Thorn Dissipation should have 9th order dissipation added
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Reporter: hinder | Owner:
Type: enhancement | Status: review
Priority: minor | Milestone:
Component: EinsteinToolkit thorn | Version:
Resolution: | Keywords: Dissipation
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Comment (by hinder):
I have checked the coefficients and they look correct. The only thing I
don't understand is the convention for the dissipation strength. I don't
get the 1/1024 factor (and by extension, the factors that appear in the
existing orders). Do you have a reference for this? Is it a common
convention? I compared with Gustafsson, Kreiss and Oliger
(http://books.google.de/books?id=1JZ2mSQ-
O6MC&lpg=PP1&ots=A9c4UBZBjl&dq=gustafsson+kreiss+oliger&pg=PA239&redir_esc=y#v=onepage&q=gustafsson%20kreiss%20oliger&f=false)
top of p240 and when I compute that operator, I don't get the 1/1024
factor.
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Ticket URL: <https://trac.einsteintoolkit.org/ticket/527#comment:3>
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