Abstract
Embedded WENO schemes are a new family of weighted essentially nonoscillatory schemes that always utilise all adjacent smooth substencils. This results in increased control over the convex combination of lower-order interpolations. We show that more conventional WENO schemes, such as WENO-JS and WENO-Z (Borges et al., J. Comput. Phys., 2008; Jiang and Shu, J. Comput. Phys., 1996), do not exhibit this feature and as such do not always provide a desirable linear combination of smooth substencils. In a previous work, we have already developed the theory and machinery needed to construct embedded WENO methods and shown some five-point schemes (van Lith et al., J. Comput. Phys., 2016). Here, we construct a seven-point scheme and show that it too performs well using some numerical examples from the one-dimensional Euler equations.
Original language | English |
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Title of host publication | Spectral and High Order Methods for Partial Differential Equations, ICOSAHOM 2016 |
Subtitle of host publication | Selected Papers from the ICOSAHOM conference, June 27-July 1, 2016, Rio de Janeiro, Brazil |
Editors | M.L. Bittencourt, N.A. Dumont, J.S. Hesthaven |
Place of Publication | Dordrecht |
Publisher | Springer |
Pages | 257-268 |
Number of pages | 12 |
ISBN (Electronic) | 978-3-319-65870-4 |
ISBN (Print) | 978-3-319-65869-8 |
DOIs | |
Publication status | Published - 2016 |
Event | 11th International Conference on Spectral and High-Order Methods (ICOSAHOM 2016) - Rio Othon Palace Copacabana, Rio de Janeiro, Brazil Duration: 27 Jun 2016 → 1 Jul 2016 Conference number: 11 |
Publication series
Name | Lecture Notes in Computational Science and Engineering |
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Volume | 119 |
ISSN (Print) | 1439-7358 |
Conference
Conference | 11th International Conference on Spectral and High-Order Methods (ICOSAHOM 2016) |
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Abbreviated title | ICOSAHOM2016 |
Country/Territory | Brazil |
City | Rio de Janeiro |
Period | 27/06/16 → 1/07/16 |