PhD Public Defense at Department of Mathematics, University of Malakand: Mr Zakir Ullah, PhD Scholar in Department of Mathematics, University of Malakand has successfully defended his PhD thesis under the supervision of Prof Dr Gul Zaman, Dean Faculty of Sciences, University of Malakand. The External Examiners were Prof Dr Muhammad Sulaiman, AWKU Mardan & Dr Faiz Ullah, NUST Islamabad. It is worth mentioning that Mr Zakir Ullah has published 10 research papers in well reputed research journals.