摘要：In this paper, the concept of upper and lower solutions method combined with the fixed point theorem is used to investigate the existence of oscillatory and nonoscillatory solutions for a class of initial value problem for Caputo–Hadamard impulsive fractional differential inclusions.
关键词：Impulsive fractional differential inclusions ; Caputo–Hadamard fractional derivative ; Fixed point ; Upper and lower solutions ; Oscillation ; Nonoscillation
