郑永树.关于Dafermos折线逼近法的注记[J].数学研究及应用,1984,4(1):65~66
关于Dafermos折线逼近法的注记
A Note on Dafermos' Polygonal Approximations Method
投稿时间:1982-12-16  
DOI:10.3770/j.issn:1000-341X.1984.01.015
中文关键词:  
英文关键词:
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作者单位
郑永树 华侨大学 
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英文摘要:
      The remark in [1] shows that the polygonal approximations suggests the numerical method of construction of a solution of the initial value problem of a conservation law for piecewise linear f(u) and u0(x) a step function. Unfortunately, there is no guarantee that one can reach by this procedure every point t∈[0,∞) in a finite number of steps. In the present note, we give this guarantee.
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