Operators and Matrices · Volume 5, Issue 4 A review of a Riesz basis property for indefinite Sturm-Liouville problems 05-52 Pages 735-755 DOI 10.7153/oam-05-52 Downloads Short PDF Full PDF PNG Authors Paul A. Binding Andreas Fleige Keywords indefinite Sturm-Liouville problem Riesz basis HELP inequality Subject classes 34B24 26D10 34L10 47A75