Mathematician:Alexis Claude Clairaut

Sometimes reported as de Clairault.

French mathematician, astronomer and geophysicist. Worked out the shape of the Earth.

Best known in mathematics for Clairaut's (differential) equation.

Nationality
French

History

 * Born: 7 May 1713, Paris, France
 * Died: 17 May 1765, Paris, France

Theorems and Definitions

 * Clairaut's Theorem
 * Clairaut's Differential Equation, sometimes called just Clairaut's Equation.
 * Clairaut's Relation

Books and Papers

 * 1726: Quatre Problèmes sur de Nouvelles Courbes (at age 13)
 * 1731: Recherches sur les Courbes a Double Courbure
 * 1733: Sur Quelques Questions de Maximis et Minimis
 * 1741: Elements de Géometrie
 * 1743: Théorie de la Figure de la Terre, Tirée des Principes de l'Hydrostatique
 * 1749: Elements d'Algèbre (used for teaching in French schools for many years)
 * 1752: Théorie de la Lune