Bachelor with honors, Shivaji University, Kolhapur, India, 1964. Master of Arts, Shivaji University, Kolhapur, India, 1966. Doctor of Philosophy in Mathematics, Indian Institute of Technology, Kanpur, 1971.
Senior research assistant, Indian Institute Technology, Kanpur, 1969-1972; lecturer II, Birla (India) Institute Technology and Science, 1972-1974; lecturer I, Shivaji U., 1974-1985; reader, Shivaji U., 1985-1997; professor mathematics, head, Shivaji U., since 1997. Visiting fellow German Academic Exchange Service, Germany, 1991, Japan Society for the Promotion of Science, Japan, 1993, ICSHT, Iran, 1995.
Vice president Shivaji University Postgraduate Teachers Association, 1988-1990. Member New York Academy of Sciences, Indian Society Industrial and Applied Mathematics (founding member), Shivaji University Mathematics Society (president since 1995).
Married Charulata Herlekar, June 24, 1973. Children: Nachiket, Himanshoo.