eng Science and Education Publishing Turkish Journal of Analysis and Number Theory 2014-09-27 2 5 165 169 10.12691/tjant-2-5-2 TJANT2014252 article On the Simpson's Inequality for Convex Functions on the Co-Ordinates M. EMIN ÖZDEMIR 1 AHMET OCAK AKDEMIR aocakakdemir@gmail.com 2 HAVVA KAVURMACI 3 Ataturk University, K.K. Education Faculty, Department of Mathematics, Erzurum, Turkey Ağri İbrahim Çeçen University, Faculty of Science and Letters, Department of Mathematics, AĞRI, Turkey Yüzüncü Yil University, Education Faculty, Department of Mathematics, Van, Turkey 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. http://pubs.sciepub.com/tjant/2/5/2/tjant-2-5-2.pdf Simpson's inequality co-ordinates convex functions bounded functions