The main purpose of this paper is to show that certain mock theta functions can be expressed as constant terms in the Laurent series expansion of rational functions of theta functions. And, two identities can be proved by using the constant term method.
Keywords and Phrases
Mock theta function, Constant term method, Theta function, Hecke type series.
A.M.S. subject classiﬁcation
11F03, 11B65, 11F27.