Science and Education Publishing Turkish Journal of Analysis and Number Theory 2 5 2014 09 27 On the Simpson's Inequality for Convex Functions on the Co-Ordinates 165 169 EN M. EMIN ÖZDEMIR AHMET OCAK AKDEMIR Ağri İbrahim Çeçen University, Faculty of Science and Letters, Department of Mathematics, AĞRI, Turkey HAVVA KAVURMACI TJANT2014252 10.12691/tjant-2-5-2 2014 07 28 2014 09 19 2014 09 27 In this paper, a new lemma is proved and inequalities of Simpson type are established for convex functions on the co-ordinates and bounded functions.