TY - JOUR T1 - On the Coefficients in the Expansions of Certain Modular Functions JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 95 IS - 667 SP - 144 EP - 155 PY - 1918/11/07/ UR - http://dx.doi.org/10.1098/rspa.1918.0056 M3 - doi:10.1098/rspa.1918.0056 AU - Hardy, G. AU - Ramanujan, S. ER -