Preprint 2000-011

An Explanation for the Sonic Point Glitch

Kun Xu and Hua-zhong Tang


Abstract: A sonic point glitch on the rarefaction wave is always associated with Godunov-type schemes, i.e., Godunov, Roe, Osher, Steger-Warming, van Leer, etc., methods. In this note, for the first time the reason for the formation of the sonic point glitch is explicitly pointed out.


Paper:
Available as PostScript (2.0 Mbytes) or gzipped PostScript (99 Kbytes; uncompress using gunzip).
Author(s):
Kun Xu, <makxu@uxmail.ust.hk>
Hua-zhong Tang, <thz@lsec.cc.ac.cn>
Publishing information:
Comments:
Submitted by:
<makxu@uxmail.ust.hk> March 21 2000.


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