On the summation of some divergent hypergeometric series and related perturbation expansions (Q1814628)
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scientific article; zbMATH DE number 6963
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the summation of some divergent hypergeometric series and related perturbation expansions |
scientific article; zbMATH DE number 6963 |
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On the summation of some divergent hypergeometric series and related perturbation expansions (English)
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25 June 1992
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The author examines the application of various summability methods to some special cases of the divergent hypergeometric series \({_ 2F_ 0}(a,b;-1/z)\). The epsilon algorithm, which produces a sequence of Padé approximants, is compared with algorithms due to Levin and the current author. In the cases tested it was found, surprisingly, that the Padé is inferior to the other methods.
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Levin transformation
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asymptotic series
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summability
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epsilon algorithm
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hypergeometric functions
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0.9069842
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0.90058696
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0.8932548
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0.89308476
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