Dr. Gangubai Hangal Music and Performing Arts University, in association with the Department of Kannada and Culture, had organised Tyagaraja and Purandara Aradhana Mahotsava yesterday at the University premises here. Inaugurating the programme, scholar Dr. T.N. Nagarathna said that the contributions of great personalities like Buddha, Basavanna, Guru Nanak and Pygambar to society were matchless…