[1] Gomal Univ, Inst Phys, Dera Ismail Khan 29220, KP, Pakistan
[2] Quaid I Azam Univ, Dept Math, Islamabad 45320, Pakistan
[3] Islamia Univ Bahawalpur, Inst Phys, Baghdad Ul Jadeed Campus, Bahawalpur 63100, Pakistan
[4] Princess Nourah Bint Abdulrahman Univ, Coll Sci, Dept Phys, POB 84428, Riyadh 11671, Saudi Arabia
[5] Prince Sattam Bin Abdulaziz Univ, Coll Sci & Humanities Alkharj, Dept Math, Alkharj 11942, Saudi Arabia
[6] Univ Bisha, Coll Sci, Dept Phys, Bisha, Saudi Arabia