K. G. Ramanathan

Kollagunta Gopalaiyer Ramanathan (November 13, 1920 - May 10, 1992) (KGR) was a front rank Indian mathematician of international reputation with distinguished and well-recognized achievements in number theory. He had contributed in no small measure to the emergence of a new generation of high-calibre mathematicians as well as to the general development of mathematical research and teaching in India.

Early life

He was born in Hyderabad in South India. He completed his B.A. and M.A. in mathematics at Osmania University and the University of Madras respectively before going to Princeton. KGR completed his Ph.D under Emil Artin and also worked with Hermann Weyl and Carl Siegel. Thereafter he returned to India to team team up with K. Chandrasekharan at the Tata Institute of Fundamental Research (TIFR) at Colaba in 1951.

Career

At TIFR, he built up the number theory group of young mathematicians from India. For several years, he took interest to study Ramanujan's unpublised and published work. His Erdős number is 2.

Awards

K. G. Ramanathan was given numerous achievements during his more than 30 years service at TIFR.

• Padma Bhushan
• Shanti Swarup Bhatnagar Award
• Honorary fellow of TIFR.

External links

• K. G. Ramanathan at the Mathematics Genealogy Project

• Obituary, reproduced from Acta Arithmetica, Author: S. Raghavan