Eta-product $η(7τ)^7/η(τ)$
Abstract
Description
The Dirichlet series associated to the eta-product $η(7τ)^7/η(τ)$ decomposes uniquely into the difference of two L-functions with Euler products. This expression gives a new proof of the positivity of the Fourier coefficients of the eta-product.
7 pages
7 pages