Fuzzy arbitrary order system fuzzy fractional differential equations and applications / Snehashish Chakraverty, Department of Mathematics, National Institute of Technology Rourkela, Odisha, India, Smita Tapaswini, College of Mathematics and Statistics, Chongqing University, Chongqing, P.R. China, Department of Mathematics KIIT University, Bhubaneswar, Odisha, India, Diptiranjan Behera, Institute of Reliability Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, P.R. China.