Tunc, C.Ahyan, T.2025-05-102025-05-1020171201-33902-s2.0-85013029036https://hdl.handle.net/20.500.14720/217In this paper, we give new criteria for global existence and boundedness of solutions on a certain nonlinear integro-differential equation of second order. The technique of the proof is based on an appropriate Lyapunov function. We provide a numerical example to confirm the effectiveness of the theoretical result. Our result extends and improves the results obtained by Napoles Valdes [13]. Copyright ©2017 Watam Press.eninfo:eu-repo/semantics/closedAccessBoundednessGlobal ExistenceIntegro Differential EquationLyapunov FunctionSecond OrderArticle241N/AQ46977