The expansion of $\prod_{k=1}^{\infty }(1-q^{ak})(1-q^{bk})$
Volume 134 / 2008
Acta Arithmetica 134 (2008), 11-29
MSC: Primary 11E25; Secondary 11E16, 41A58, 11B83.
DOI: 10.4064/aa134-1-2
