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New Chebyshev Polynomial Approximations to Mills' Ratio

 

作者: Philip Rabinowitz,  

 

期刊: Journal of the American Statistical Association  （Taylor Available online 1969）
卷期: Volume 64, issue 326  

页码: 647-654

 

ISSN:0162-1459

 

年代: 1969

 

DOI:10.1080/01621459.1969.10501003

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

Approximations good to nine decimal places, in terms of the shifted Chebyshev polynomials, are given for Mills' Ratio over two pairs of ranges, [0, 1], [1, ∞] and [0, 2], [2, ∞]. It is shown how to derive polynomial approximations which give comparable accuracy.

 

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