Department of Mathematics;
Vietnam National University-HCMC;
International University;
Thu Duc District;
Saigon;
Vietnam;
Faculty of Information Systems;
Vietnam National University-HCMC;
University of Information Technology;
Thu Duc district;
Saigon;
Vietnam;
Department of Mathematics;
Vietnam National University-HCMC;
University of Information Technology;
Thu Duc district;
Saigon;
Vietnam;
Division of Applied Mathematics;
Faculty of Applied Sciences;
Vietnam National University-HCMC;
Ho Chi Minh city University of Technology;
Thu Duc district;
Saigon;
Vietnam;