Mathematical Inequalities & Applications · Volume 27, Issue 1 Oscillatory and spectral properties of a class of fourth-order differential operators via a new Hardy-type inequality 27-05 Pages 63-83 DOI 10.7153/mia-2024-27-05 Downloads Short PDF Full PDF PNG Authors Ryskul Oinarov A. A. Kalybay Lars-Erik Persson Keywords inequalities second-order Hardy-type inequality weight fourth-order differential equation differential operators oscillation nonoscillation spectral properties variational methods Subject classes 26D10 34C10