In mathematics the art of proposing a question must be held of higher value than solving it Georg Cantor Preparatory Committee Assistant Prof. Dr. Hassan Fadhil Ridha Prof. Dr. Raid Kamel Naji Assistant Prof. Dr. Buthainah A. A. Ahmed Assistant Prof. Dr. Kassim A. Jassim Lecturer Dr. Sadiq Naji Nassir Al-Nassir Lecturer Dr. Saad Al-Momen Lecturer Dr. Ali Abd Aubad Lecturer Dr. Iraq Tarik Abbas Mrs. Eman Abduljabar