Explicit Ramanujan-type approximations to pi of high order |
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| Authors: | J. M. Borwein P. B. Borwein |
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| Affiliation: | (1) Department of Mathematics, Statistics and Computing Science, Dalhousie University, NS B3H 3J5 Halifax, Canada |
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| Abstract: | ![]()
We combine previously developed work with a variety of Ramanujan’s higher order modular equations to make explicit, in very simple form, algebraic approximations to π which converge with orders including 7, 11, 15 and 23. |
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| Keywords: | Ramanujan-type approximations recursive approximation to pi |
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