Oscillation in nonautonomous scalar differential equations with deviating arguments

Yuan Ji Cheng
1990 Proceedings of the American Mathematical Society  
In this paper, we study the oscillation in the nonautonomous scalar differential equations with deviating arguments and get some oscillation criteria. As an application of the results, we prove a conjecture posed
doi:10.1090/s0002-9939-1990-1023349-4 fatcat:ayirxe24hbfgvdpdh7ql6dagle