The theory of theta functions has a long history; for this, we refer A. Krazer and W. Wirtinger the reader to an encyclopedia article by ("Sources" [9]). We sha

Originally published: New York: Rinehart and Winston, 1961.

These notes present new as well as classical results from the theory of theta functions on Riemann surfaces, a subject of renewed interest in recent years. Topi

This book contains lectures on theta functions written by experts well known for excellence in exposition. The lectures represent the content of four courses gi

Theta functions were studied extensively by Ramanujan. This book provides a systematic development of Ramanujan’s results and extends them to a general theory