Operators and Matrices · Volume 7, Issue 4 One-dimensional Schrödinger operators with δ'-interactions on a set of Lebesgue measure zero 07-49 Pages 887-904 DOI 10.7153/oam-07-49 Downloads Short PDF Full PDF PNG Authors Johannes F. Brasche Leonid Nizhnik Keywords eigenvalues spectrum point interactions singular Schrödinger operators Subject classes 47A55 47A70