# Mathematician:David Gawen Champernowne

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## Mathematician

English economist and mathematician, famous for proving that the number now known as the Champernowne constant is normal with respect to base $10$.

A sometime colleague and lifelong friend of Alan Mathison Turing.

## Nationality

English

## History

- Born: 9 July 1912 in Oxford, England
- 1931: Won a scholarship to study mathematics at King's College, Cambridge
- Autumn 1931: Matriculated
- 1936: Appointed assistant lecturer at London School of Economics
- 1938: University lecturer in statistics at Cambridge
- 1940: Made a temporary Civil Servant, assigned to statistical section of Prime Minister's office as assistant to Frederick Alexander Lindemann
- 1945: Appointed as Fellow of Nuffield College, Oxford
- 1945: Made director of Oxford University Institute of Statistics
- 1948: Appointed as Professor of Statistics at Oxford
- 1959: Return to Cambridge as Reader in Economics
- 1970: Appointed to Personal Professorship at Cambridge
- 1970: Elected to the British Academy
- 1978: Retired
- 1995: Moved to Budleigh Salterton
- Died: 19 August 2000 in Budleigh Salterton, Devon, England

## Theorems and Definitions

- Champernowne Constant (also known as Mahler's Number for Kurt Mahler)
- Champernowne Distribution

Definitions of concepts named for **David Gawen Champernowne** can be found here.

## Publications

- 1933:
*The Construction of Decimals Normal in the Scale of Ten*(*J. London Math. Soc.***Vol. 8**: pp. 254 – 260) - 1936:
*Unemployment, Basic and Monetary: The Classical Analysis and the Keynesian*(*Rev. Econ. Stud.***Vol. 3**: pp. 201 – 216) www.jstor.org/stable/2967628 - 1948:
*Sampling Theory applied to Autoregressive Sequences*(*J. R. Stat. Soc.***Ser. B****Vol. 10**: pp. 204 – 242) www.jstor.org/stable/2983776 - 1969:
*Uncertainty and Estimation in Economics*(3 volumes) - 1973:
*The Distribution of Income between Persons* - 1998:
*Economic Inequality and Income Distribution*(with Frank A. Cowell)

## Also known as

Known to all as **Champ**.