[1] King Abdulaziz Univ, Dept Math, Jeddah 21589, Saudi Arabia
[2] Duy Tan Univ, Inst Res & Dev, Da Nang 550000, Vietnam
[3] Duy Tan Univ, Inst Theoret & Appl Res ITAR, Hanoi 100000, Vietnam
[4] King Khalid Univ, Math Dept, Abha 61421, Saudi Arabia
[5] Princess Nourah Bint Abdulrahman Univ, Dept Math, Riyadh 84428, Saudi Arabia