Oscillation of solutions of some non-homogeneous differential equations
RONG Chang1, CAI Hui-ping2, WANG Jun3
1. Department of Military Education and Training, Shijiazhuang Army Command College,Shijiazhuang 050084, Hebei, China;
2. Department of Mathematics, Shijiazhuang University, Shijiazhuang 050035, Hebei, China;
3. School of Mathematical Sciences, Fudan University, Shanghai 200433, China