Iqtadar Hussain
Department of Mathematics, Quaid-i-Azam University, Islamabad, PAKISTAN
Tariq Shah
Department of Mathematics, Quaid-i-Azam University, Islamabad, PAKISTAN
Hasan Mahmood
Department of Electronics, Quaid-i-Azam University, Islamabad, PAKISTAN
Muhammad Asif Gondal
Department of Sciences & Humanities, National University of Computer & Emerging Sciences, Islamabad, PAKISTAN
Usman Younas Bhatti
Department of Sciences & Humanities, National University of Computer & Emerging Sciences, Islamabad, PAKISTAN