From Weyl-Heisenberg Frames to Infinite Quadratic Forms

Xunxiang Guo, Yuanan Diao, Xingde Dai

Let $a$, $b$ be two fixed positive constants. A function $g\in L^2(\mathbb{R})$ is called a \textit{mother Weyl-Heisenberg frame wavelet} for $(a,b)$ if $g$ generates a frame for…