Abstract
The extension of spectral methods to the computation of discontinuous weak solutions of hyperbolic equations is considered. A new postprocessing method that produces a close to spectral accuracy is introduced. Conservation of moments with spectral accuracy is proved for the linear case. Model problems demonstrate the theoretical results. Numerical results are also included.
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Gruberger, N. Spectral methods for the computation of discontinuous solutions. J Sci Comput 4, 71–117 (1989). https://doi.org/10.1007/BF01061267
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DOI: https://doi.org/10.1007/BF01061267