# Mathematician:Raphaël Salem

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## Mathematician

Greek mathematician after whom are named the Salem numbers and Salem-Spencer sets.

Also worked on Fourier series.

## Nationality

Greek

## History

- Born: 7 November 1898 in Saloniki, Ottoman Empire (now Thessaloniki, Greece)
- Died: 20 June 1963 in Paris, France

## Theorems and Definitions

- Demonstrated the existence of what are now known as the Pisot-Vijayaraghavan numbers, for Charles Pisot and Tirukkannapuram Vijayaraghavan, who worked on them

Definitions of concepts named for **Raphaël Salem** can be found here.

## Publications

- 1944:
*A Remarkable Class of Algebraic Numbers. Proof of a Conjecture of Vijayaraghavan*(*Duke Math. J.***Vol. 11**: pp. 103 – 108) - 1945:
*Power Series with Integral Coefficients*(*Duke Math. J.***Vol. 12**: pp. 153 – 172)

## Also known as

In Greek: **Ραφαέλ Σαλέμ**