Systems of Left Translates and Oblique Duals on the Heisenberg Group

S. R. Das, P. Massopust, R. Radha

In this paper, we characterize the system of left translates $\{L_{(2k,l,m)}g:k,l,m\in \mathbb{Z}\}$, $g\in L^2(\mathbb{H})$, to be a frame sequence or a \emph{Riesz} sequence in te…