Edward Charles "Ted" Titchmarsh (June 1, 1899 – January 18, 1963) was a leading British mathematician.

Education

Titchmarsh was educated at

King Edward VII School (Sheffield) King Edward VII School is a coeducational secondary school and sixth form located in Sheffield, South Yorkshire, England. History King Edward VII School, named after the reigning monarch, was formed in 1905 when Wesley College was merged wit ...

and

Balliol College, Oxford Balliol College () is one of the constituent colleges of the University of Oxford in England. One of Oxford's oldest colleges, it was founded around 1263 by John I de Balliol, a landowner from Barnard Castle in County Durham, who provided the f ...

, where he began his studies in October 1917.

Career

Titchmarsh was known for work in

analytic number theory In mathematics, analytic number theory is a branch of number theory that uses methods from mathematical analysis to solve problems about the integers. It is often said to have begun with Peter Gustav Lejeune Dirichlet's 1837 introduction of Diric ...

Fourier analysis In mathematics, Fourier analysis () is the study of the way general functions may be represented or approximated by sums of simpler trigonometric functions. Fourier analysis grew from the study of Fourier series, and is named after Josep ...

and other parts of

mathematical analysis Analysis is the branch of mathematics dealing with continuous functions, limit (mathematics), limits, and related theories, such as Derivative, differentiation, Integral, integration, measure (mathematics), measure, infinite sequences, series (m ...

. He wrote several classic books in these areas; his book on the

Riemann zeta-function The Riemann zeta function or Euler–Riemann zeta function, denoted by the Greek letter (zeta), is a mathematical function of a complex variable defined as \zeta(s) = \sum_^\infty \frac = \frac + \frac + \frac + \cdots for \operatorname(s) > ...

was reissued in an edition edited by

Roger Heath-Brown David Rodney "Roger" Heath-Brown FRS (born 12 October 1952), is a British mathematician working in the field of analytic number theory. Education He was an undergraduate and graduate student of Trinity College, Cambridge; his research supervis ...

. Titchmarsh was Savilian Professor of Geometry at the

University of Oxford , mottoeng = The Lord is my light , established = , endowment = £6.1 billion (including colleges) (2019) , budget = £2.145 billion (2019–20) , chancellor ...

from 1932 to 1963. He was a Plenary Speaker at the ICM in 1954 in Amsterdam. He was on the governing body of

Abingdon School Abingdon School is a day and boarding independent school for boys in Abingdon-on-Thames, Oxfordshire, England. The twentieth oldest independent British school, it celebrated its 750th anniversary in 2006. The school was described as "highly ...

from 1935-1947.

Awards

Fellow of the Royal Society Fellowship of the Royal Society (FRS, ForMemRS and HonFRS) is an award granted by the judges of the Royal Society of London to individuals who have made a "substantial contribution to the improvement of natural science, natural knowledge, incl ...

, 1931 * De Morgan Medal, 1953 * Sylvester Medal, 1955 *

Berwick Prize The Berwick Prize and Senior Berwick Prize are two prizes of the London Mathematical Society awarded in alternating years in memory of William Edward Hodgson Berwick, a previous Vice-President of the LMS. Berwick left some money to be given to the ...

winner, 1956

Publications

*''The Zeta-Function of Riemann'' (1930); *''Introduction to the Theory of Fourier Integrals'' (1937) 2nd. edition(1939) 2nd. edition (1948); *''The Theory of Functions '' (1932); *''Mathematics for the General Reader'' (1948); *''The Theory of the Riemann Zeta-Function'' (1951)
2nd edition
revised by D. R. Heath-Brown (1986) *''Eigenfunction Expansions Associated with Second-order Differential Equations. Part I '' (1946) 2nd. edition (1962); *''Eigenfunction Expansions Associated with Second-order Differential Equations. Part II '' (1958);

References

{{DEFAULTSORT:Titchmarsh, Edward Charles 1899 births 1963 deaths People from Newbury, Berkshire 20th-century British mathematicians Number theorists Mathematical analysts Fellows of the Royal Society People educated at King Edward VII School, Sheffield Savilian Professors of Geometry Alumni of Balliol College, Oxford Governors of Abingdon School