Mathematician:Jean-Charles de Borda

Mathematician

French mathematician, physicist, and sailor.

Worked on problems in fluid dynamics.

Developed a ranked preferential voting system, the Borda count.

Constructed the metre based on the measurements of Jean Baptiste Joseph Delambre, thus helping to introduce the metric system to France.

Nationality

French

History

• Born: 4 May 1733 in Dax, France
• Died: 19 February 1799 in Paris, France

Theorems and Definitions

• Borda Count
• Quota Borda System
• Borda-Carnot Equation (with Lazare Nicolas Marguerite Carnot)

Results named for Jean-Charles de Borda can be found here.

Definitions of concepts named for Jean-Charles de Borda can be found here.

Publications

• 1756: Mémoire sur le mouvement des projectiles
• 1801: Tables Trigonométriques Décimales ou Table des Logaritihmes des Sinus, Sécantes et Tangentes, Suivant la Division du Quart de Cercle en 100 degrés, du Degré en 100 Minutes, et de la Minute en 100 Secondes

Also known as

Full name: Jean-Charles, chevalier de Borda .

Some sources do not hyphenate, and lose the de, thus: Jean Charles Borda.

Sources

• John J. O'Connor and Edmund F. Robertson: "Jean-Charles de Borda": MacTutor History of Mathematics archive

• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): Borda, Jean Charles (1733-99)
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): Borda, Jean Charles (1733-99)