%0 Journal Article %A Leila Nasiri %D 2023 %J International Journal of Mathematical and Computational Sciences %B World Academy of Science, Engineering and Technology %I Open Science Index 199, 2023 %T Improved Triple Integral Inequalities of Hermite-Hadamard Type %U https://publications.waset.org/pdf/10013156 %V 199 %X In this paper, we present the concept of preinvex functions on the co-ordinates on an invex set and establish some triple integral inequalities of Hermite-Hadamard type for functions whose third order partial derivatives in absolute value are preinvex on the co-ordinates. The results presented here generalize the obtained results in earlier works for functions whose triple order partial derivatives in absolute value are convex on the co-ordinates on a rectangular box in R3. %P 61 - 68