2021/06/04 by Grigorian, G. A.
#34C10 #Classical Analysis and ODEs (math.CA) #F.2.2 #FOS: Mathematics #I.2.7
paper · doi:10.48550/arxiv.2106.02281
The Riccati equation method is used to establish an oscillatory and a non oscillatory criteria for nonhomogeneous linear systems of two first-order ordinary differential equations. It is shown that the obtained oscillatory criterion is a generalization of J. S. W. Wong's oscillatory criterion.