Confusion avoidance for discrete event systems by P/E constraints and supervisory control

Xiaoliang Chen School of Mathematics and Computer Engineering, Xihua University, Chengdu 610039, P. R. China and School of Electro-Mechanical Engineering, Xidian University, Xi’an 710071, P. R. China Zhiwu Li∗ and Naiqi Wu Institute of Systems Engineering, Macau University of Science and Technology, Taipa, Macau, P. R. China and School of Electro-Mechanical Engineering, Xidian University, Xi’an 710071, P. R. China ∗Corresponding author: zhwli@xidian.edu.cn