TY - JOUR TT - A Numerical Approach with Residual Error Estimation for Eolution of High-order Linear Differential-difference Equations by Using Gegenbauer Polynomials AU - Mollaoğlu, Tuğçe AU - Sezer, Mehmet PY - 2017 DA - March DO - 10.18466/cbayarfbe.302638 JF - Celal Bayar University Journal of Science JO - CBUJOS PB - Manisa Celal Bayar Üniversitesi WT - DergiPark SN - 1305-130X SP - 39 EP - 49 VL - 13 IS - 1 KW - Gegenbauer polynomials KW - Differential- difference equations KW - Collocation method KW - Matrix method KW - Error estimation KW - Residual function N2 - The main aim of thisstudy is to apply the Gegenbauer polynomials for the solution of high-orderlinear differential difference equations with functional arguments underinitial-boundary conditions.The technique we have used is essentially based onthe truncated Gegenbauer series and its matrix representations along withcollocation points. Also, by using the Mean-Value Theorem and residualfunction, an efficient error estimation technique is proposed and someillustrative examples are presented to demonstrate the validity andapplicability of the method. CR - M. T. Rashed, Numerical solution of functional differential,integral and integro- differential equations, Appl.Math.Comput.156 (2004) 485-492. UR - https://doi.org/10.18466/cbayarfbe.302638 L1 - https://dergipark.org.tr/tr/download/article-file/289323 ER -