Udupi, 02 Feb 2016: Professor Vasudeva, head of department of computer science and engineering, Sri Madhwa Vadiraja Institute of Technology and Management (SMVITM), Bantakal, near here presented a paper titled, Structural Properties of Zero Difference Graphs, in the International Conference on Mathematical Sciences and Statistics held at Universiti Putra Malaysia, Kuala Lumpur from January 26 to January 28.