1 paper
V. L. Geynts, A. A. Shkalikov
We work with the Schr\" odinger equation \begin{equation*} H_q y = -y'' + q(x)y = z^2y, \ x\in [0,\infty), \end{equation*} where q∈L1((0,∞),xdx), and asssume that the c…