The exponential accuracy of Fourier and Chebyshev differencing methods

The exponential accuracy of Fourier and Chebyshev differencing methods
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DOI:
10.1137/0723001
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发表时间:
1986-02
影响因子:
2.9
通讯作者:
E. Tadmor
E. Tadmor
中科院分区:
数学2区
文献类型:
--
作者:
E. Tadmor

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结果表明,当使用伪谱傅里叶或切比雪夫方法对解析函数进行差分时,所产生的误差以指数速率衰减到零。
It is shown that when differencing analytic functions using the pseudospectral Fourier or Chebyshev methods, the error committed decays to zero at an exponential rate.