Oscillation analysis of certain nonlinear impulsive delay fractional partial differential equations

The oscillation problems are investigated for a class of nonlinear fractional partial differential equations with impulse perturbation and delay effect. By using the integral average method and some results of first order impulsive delay differential inequalities, some new sufficient criteria are established for the oscillation of all solutions of such equations under Neumann’s boundary value condition. The obtained results fully reflect the decisive role of impulse and delay in equation oscillation.