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Klaus Friedrich Roth Edit Profile

mathematician university professor

Klaus Friedrich Roth, British Mathematician. Honorary fellow Peterhouse Cambridge, fellow University College, honorary research fellow, since 1996; recipient Fields medal International Congress Mathematicians, 1958. Fellow Royal Society (Sylvester medal 1991); member American Association for the Advancement of Science (honorary foreign member), London Mathematics Society (De Morgan medal 1983), American Mathematics Society M C.

Background

Roth, Klaus Friedrich was born on October 29, 1925 in Breslau, Germany. Son of Franz and Mathilde (Liebrecht) Roth. arrived in England, 1934, naturalized, 1948.

Education

Bachelor, Peterhouse Cambridge U., 1945; Mediterranean Shipping Company, University College, London, 1948; Doctor of Philosophy, University College, London, 1950.

Career

In 1946 he began research at University College London, under the supervision of Theodor Estermann. In 1952, Roth proved that subsets of the integers of positive density must contain infinitely many arithmetic progressions of length three, thus establishing the first non-trivial case of what is now known as Szemerédi"s theorem. His definitive result, now known usually as the Thue–Siegel–Roth theorem, but also just Roth"s theorem, dates from 1955, when he was a lecturer at University College London.

He was awarded a Fields Medal in 1958 on the strength of lieutenant

He became a professor at University College London in 1961, and moved to a chair at Imperial College London in 1966, a position he retained until official retirement in 1988. He then remained at Imperial College as Visiting Professor until 1996.

He died in 2015 at the age of 90. The Imperial College Department of Mathematics instituted the Roth Doctoral Fellowship in his honour.

Achievements

  • Klaus Friedrich Roth has been listed as a noteworthy Mathematician by Marquis Who's Who.

Membership

Fellow Royal Society (Sylvester medal 1991). Member American Association for the Advancement of Science (honorary foreign member), London Mathematics Society (De Morgan medal 1983), American Mathematics Society M C.

Connections

Married Melek Khairy, July 29, 1955.

Father:
Franz Roth

Mother:
Mathilde (Liebrecht) Roth

Spouse:
Melek Khairy