Bachelor of Science in Mathematics, Kerala University, Trichur, 1962. Master of Science in Mathematics, Kerala University, Trivandrum, 1964. Master of Philosophy in Mathematics, Madurai University, India, 1969.
Doctor of Philosophy in Mathematics, Madurai University, India, 1976.
Lecturer mathematics Mar Athanasius College, Kothamangalam, India, 1964-1977, Cochin (India) University, 1977-1979, reader, 1979-1984, head department mathematics, 1982-1984, professor, since 1984, head/director department mathematics, 1984—1993, 1998—2003. Director Research Center Mathematics Science St. Joseph's College, Irinjalakuda, India, 2003—2008. Visiting professor Kannur University, since 2009.
Fellow National Academy of Sciences India. Member American Mathematics Society, Indian Mathematics Society, Indian Science Congress Association, Indian Society for History of Mathematics, Ramanujan Mathematics Society, Kerala Sastra Sahitya Parishad, others.
Married P.V. Nirmala Devi, December 1, 1972. 1 child, T. Dinesh.