Some best approximation formulas and inequalities for the Wallis ratio

Feng Qi and Cristinel Mortici

Applied Mathematics and Computation, 2015, vol. 253, issue C, 363-368

Abstract: In the paper, the authors establish some best approximation formulas and inequalities for the Wallis ratio. These formulas and inequalities improve an approximation formula and a double inequality for the Wallis ratio presented in 2013 by three mathematicians.

Keywords: Wallis ratio; Best approximation formula; Double inequality; Asymptotic series (search for similar items in EconPapers)
Date: 2015
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Citations: View citations in EconPapers (6)

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Persistent link: https://EconPapers.repec.org/RePEc:eee:apmaco:v:253:y:2015:i:c:p:363-368

DOI: 10.1016/j.amc.2014.12.039

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