Time-delay and Lavine's formula
Lavine's results on time-delay [see \textit{R. Lavine}, Scattering Theory math. Phys., Proc. NATO Adv. Study. Inst., Denver 1973, 141-156 (1974; Zbl 0298.35015)] is extended to higher dimensional Schrödinger operators.
higher dimensional Schrödinger operators
scientific article; zbMATH DE number 4042397