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Joseph-Louis Lagrange, comte de l’Empire: Quick Facts

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Facts

Also Known As Giuseppe Luigi Lagrangia
Born January 25, 1736 • Turin
Died April 10, 1813 (aged 77) • Paris • France
Notable Works “Lessons on the Calculus of Functions” • “Mécanique analytique” • “Theory of Analytic Functions”
Subjects Of Study Moon • Lagrange’s equations • calculus of variations • libration

Photos

Lagrange, Joseph-Louis, comte de l'Empire
Joseph-Louis Lagrange, engraving by Robert Hart
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Gaspard Monge, detail of an oil painting by Jean Naigeon, 1811; in the Museum of Fine Arts, Beaune, France.
Gaspard Monge, count de Péluse
French mathematician and public official
Paul Painlevé.
Paul Painlevé
French prime minister and mathematician
Jules, Cardinal Mazarin
Jules, Cardinal Mazarin
French cardinal and statesman
Catherine de' Medici
Catherine de’ Medici
queen of France
Marie de Médicis, detail of a portrait by Peter Paul Rubens; in the Prado, Madrid.
Marie de Médicis
queen of France
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Pierre de Brazza
French explorer
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Carlo Giuseppe Guglielmo Botta
French historian
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Bernard-Louis, marquis de Chauvelin
French general and diplomat
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Bernard-François, marquis de Chauvelin
French diplomat and politician
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Alain Juppé
prime minister of France
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Philippe-Emmanuel Gondi
French military commander
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Albert Gondi
Florentine diplomat and politician
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Melchior de Polignac
French clergyman and statesman
Painting by Jean-Auguste-Dominique Ingres showing Joan of Arc in armor holding a banner at an altar during the coronation of Charles VII in Reims Cathedral, with figures praying behind her.
St. Joan of Arc
French heroine
Full-length portrait of Cardinal Richelieu by Philippe de Champaigne, showing him in red clerical robes holding a red book, standing beside a balustrade with a draped curtain behind.
Cardinal Richelieu
French cardinal and statesman
Charles de Gaulle
Charles de Gaulle
president of France
Portrait of Napoleon III in a dark military uniform with gold epaulettes, a red sash, and medals, set against a deep red background. Painted by Hippolyte Flandrin.
Napoleon III
emperor of France
Portrait of Georges Clemenceau wearing a suit and a wide-brimmed hat, looking to the left with a serious expression.
Georges Clemenceau
prime minister of France
Eighteenth-century painted portrait of Maximilien de Robespierre wearing a brown striped coat, high collar, and white cravat, set against a plain background.
Maximilien Robespierre
French revolutionary
King Philip IV
Philip IV
king of France

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