Abstract
On page 202 in his Lost Notebook, Ramanujan recorded without proofs two modular transformations involving a Mordell integral, q-hypergeometric series, and generalized Lambert series. These two formulas were first proved by Y.-S. Choi [110], and in this chapter we relate his proofs.
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Andrews, G.E., Berndt, B.C. (2018). Two Identities Involving a Mordell Integral and Appell–Lerch Sums. In: Ramanujan's Lost Notebook. Springer, Cham. https://doi.org/10.1007/978-3-319-77834-1_13
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