Bounded oscillation for second order non-linear neutral delay differential equations in critical and non-critical cases Original Research Article

Sufficient and necessary conditions for the bounded oscillation of the second order non-linear neutral delay differential equation View the MathML source[x(t)-px(t-τ)]″=∑i=1mqix(t-σi)+f(t,x(t-η1(t)),…,x(t-ηn(t))) Turn MathJax on are obtained in critical and non-critical cases.