We give refinement of Jensen’s type inequalities given by Bakula and Pečarić (2006) for the co-ordinate convex function. Also we establish improvement of Jensen’s inequality for the convex function of two variables.
"Further Refinements of Jensen’s Type Inequalities for the Function Defined on the Rectangle." Abstr. Appl. Anal. 2013 (SI27) 1 - 8, 2013. https://doi.org/10.1155/2013/214123