Affiliation: | 1. University of Kinshasa, Mathematics and Computer Science Department, Artificial and Business Intelligence Lab, Kinshasa, DR. Congo;2. Alpen-Adria-Universitaet Klagenfurt, Institute of Smart Systems Technologies, Klagenfurt, Austria;3. University of South Africa, College of Science, Engineering & Technology, Department of Mathematical Sciences, Florida, South Africa;4. Vietnam National University, Institut Francophone International, Hanoi, Vietnam |