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TVD finite difference schemes and artificial viscosityThe total variation diminishing (TVD) finite difference scheme can be interpreted as a Lax-Wendroff scheme plus an upwind weighted artificial dissipation term. If a particular flux limiter is chosen and the requirement for upwind weighting is removed, an artificial dissipation term which is based on the theory of TVD schemes is obtained which does not contain any problem dependent parameters and which can be added to existing MacCormack method codes. Numerical experiments to examine the performance of this new method are discussed.
Document ID
19840021490
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Davis, S. F.
(NASA Langley Research Center Hampton, VA, United States)
Date Acquired
September 4, 2013
Publication Date
June 1, 1984
Subject Category
Numerical Analysis
Report/Patent Number
NAS 1.26:172373
ICASE-84-20
NASA-CR-172373
Report Number: NAS 1.26:172373
Report Number: ICASE-84-20
Report Number: NASA-CR-172373
Accession Number
84N29559
Funding Number(s)
CONTRACT_GRANT: NAS1-17070
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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