Professor of Mathematics, Shantou University

Department of Pure Mathematics, Institute for Quantum Computing, University of Waterloo

Associate Professor, Department of Mathematics, The Ohio State University

Professor of Mathematics, University of Central Florida, Orlando, FL, 32816

Acoustics Research Institute, Austrian Academy of Sciences

Air Force Institute of Technology

Professor, University of Mohaghegh Ardabili

Professor, Academy of Math. And Sys. Sciences, Chinese Academy of Science

UNCW

Professor of Mathematical Analysis, University of Maragheh