Abstract
Ramanujan’s notebooks contain many approximations, usually without explanations. Some of his approximations to series are explained as quadrature formulas, usually of Gaussian type.
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Dedicated to the memory of Professor K G Ramanathan
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Askey, R. Gaussian quadrature in Ramanujan’s Second Notebook. Proc Math Sci 104, 237–243 (1994). https://doi.org/10.1007/BF02830887
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DOI: https://doi.org/10.1007/BF02830887