Pierre Fatou

French mathematician and astronomer (1878-1929) · France · On the map · Academics · Died at 51

Pierre Joseph Louis Fatou was a French mathematician and astronomer. He is known for major contributions to several branches of analysis. The Fatou lemma and the Fatou set are named after him.

Pierre Fatou is read about 26 times a day, in 21 languages.

A typical day, 30 days to 22 June 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

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Family

Father Ernest Fatou

Pierre Fatou

Sibling Louis Fatou

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Photos 5

Pierre Fatou $Julia set of 1 2 ( z + z 2 ) {\displaystyle {\tfrac {1}{2}}(z+z^{2})} investigated by Fatou in 1906. This picture is made with a modern computer.$ Julia set of 1 2 ( z + z 2 ) {\displaystyle {\tfrac {1}{2}}(z+z^{2})} investigated by Fatou in 1906. This picture is made with a modern computer.

Julia set of z+1+e−z investigated by Fatou in 1926

Julia set of a sine function studied by Fatou in 1926

Awards

Knight of the Legion of Honour

About this person

Country

France

Academics from France 6

Michel-Louis Guérard des Lauriers48.5 of 100

Antoine de Montchrestien48.5 of 100 Oscar Cullmann48.5 of 100 Christine Buci-Glucksmann48.5 of 100

Gustave Thibon48.5 of 100

Dominique Méda48.5 of 100