Differential Equations & Applications · Volume 12, Issue 3 On unbounded oscillation of fourth order functional difference equations 12-17 Pages 259-275 DOI 10.7153/dea-2020-12-17 Downloads Short PDF Full PDF PNG Authors A. K. Tripathy Keywords oscillation non-oscillation fourth order nonlinear delay neutral functional difference equation discrete Taylor's formula Subject classes 39A10 39A12