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20122021
most citedOn a Conjecture Concerning the Approximates of Complete Elliptic Integral of the First Kind by Inverse Hyperbolic Tangent

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math.CV2018

Sharp Approximations for the Ramanujan Constant

Song-Liang Qiu, Xiao-Yan Ma, Ti-Ren Huang

In this paper, the authors present sharp approximations in terms of sine function and polynomials for the so-called Ramanujan constant (or the Ramanujan -function) , by sh…