Chen, Xiaojing; Chu, Wenchang \(q\)-analogues of Guillera’s two series for \(\pi^{\pm 2}\) with convergence rate \(\frac{27}{64}\). (English) Zbl 1479.33010 Int. J. Number Theory 17, No. 1, 71-90 (2021). MSC: 33D15 05A30 11B65 33D05 PDF BibTeX XML Cite \textit{X. Chen} and \textit{W. Chu}, Int. J. Number Theory 17, No. 1, 71--90 (2021; Zbl 1479.33010) Full Text: DOI
Cooper, Shaun; Zudilin, Wadim Hypergeometric modular equations. (English) Zbl 1428.33014 J. Aust. Math. Soc. 107, No. 3, 338-366 (2019). MSC: 33C20 11B65 11F11 11Y60 PDF BibTeX XML Cite \textit{S. Cooper} and \textit{W. Zudilin}, J. Aust. Math. Soc. 107, No. 3, 338--366 (2019; Zbl 1428.33014) Full Text: DOI arXiv