[1] GGCT, Punjab Higher Educ Dept, Dept Math, Lahore, Pakistan
[2] Univ Cent Punjab, Fac Sci, Dept Math, Lahore, Pakistan
[3] Univ Lahore, Dept Math & Stat, Lahore, Pakistan
[4] Lebanese Amer Univ, Dept Comp Sci & Math, Beirut, Lebanon
[5] King Khalid Univ, Coll Engn, Mech Engn Dept, Abha, Saudi Arabia
[6] SIMATS, Saveetha Sch Engn, Dept Math, Chennai, Tamil Nadu, India
[7] Majmaah Univ, Coll Sci Al Zulfi, Dept Math, Al Majmaah 11952, Saudi Arabia
[8] AL Ahliyya Amman Univ, Hourani Ctr Appl Sci Res, Amman, Jordan
[9] Saudi Elect Univ, Coll Sci & Theoret Studies, Dept Basic Sci, Dammam branch, Riyadh, Saudi Arabia