Open AccessOscillation Criteria of Solutions of Third Order Neutral Integro-Differential Equations
Author(s) -
Taghreed Hussein Abed,
Sattar Naser Ketab,
Hussain Ali Mohamad
Publication year - 2021
Publication title -
iraqi journal of science
Language(s) - English
Resource type - Journals
eISSN - 2312-1637
pISSN - 0067-2904
DOI - 10.24996/ijs.2021.62.10.22
Subject(s) - oscillation (cell signaling) , mathematics , riemann–stieltjes integral , order (exchange) , differential equation , mathematical analysis , differential (mechanical device) , third order , integral equation , physics , thermodynamics , law , finance , political science , economics , genetics , biology
Some necessary and sufficient conditions are obtained that guarantee the oscillation of all solutions of two types of neutral integro-differential equations of third order. The integral is used in the sense of Riemann-Stieltjes. Some examples were included to illustrate the obtained results