University of Sistan and Baluchestan Iranian Journal of Fuzzy Systems 1735-0654 15 1 2018 03 01 ITERATIVE METHOD FOR SOLVING TWO-DIMENSIONAL NONLINEAR FUZZY INTEGRAL EQUATIONS USING FUZZY BIVARIATE BLOCK-PULSE FUNCTIONS WITH ERROR ESTIMATION 55 76 3578 10.22111/ijfs.2018.3578 EN Shokrollah Ziari Department of Mathematics, Firoozkooh Branch, Islamic Azad University, Firoozkooh, Iran Journal Article 2016 05 12 In this paper, we propose an iterative procedure based on two dimensional<br />fuzzy block-pulse functions for solving nonlinear fuzzy Fredholm integral<br />equations of the second kind. The error estimation and numerical stability<br />of the proposed method are given in terms of supplementary Lipschitz condition.<br />Finally, illustrative examples are included in order to demonstrate the accuracy<br />and convergence of the proposed method. Two dimensional nonlinear fuzzy Fredholm integral equations of the second kind Two dimensional fuzzy block-pulse functions Supplementary Lipschitz condition https://ijfs.usb.ac.ir/article_3578_dadf16bc5320d88699ca38f16ea27e14.pdf