Mathematician:Pierre René Jean Baptiste Henri Brocard

Mathematician

French meteorologist and mathematician, in particular a geometer.

Best known for the Brocard points, the Brocard circle and the Brocard triangle.

Also known for the still unsolved Brocard's Problem.

Nationality

French

History

• Born: 12 May 1845 in Vignot (part of Commercy), France
• Died: 16 January 1922 in Bar-le-Duc, France

Theorems and Definitions

• Brocard's Problem
• Brocard's Conjecture

• Brocard Points
• Brocard Angle
• Brocard Circle
• Brocard Triangle

Results named for Pierre René Jean Baptiste Henri Brocard can be found here.

Definitions of concepts named for Pierre René Jean Baptiste Henri Brocard can be found here.

Publications

• 1881: Études d'un nouveau cercle du plan du triangle

• 1897: Notes de bibliographie des corbes géométriques (Volume 1)
• 1899: Notes de bibliographie des corbes géométriques (Volume 2)

• 1920: Courbes géométriques remarkables (Volume 1)
• 1967: Courbes géométriques remarkables (Volume 2) (with T. Lemoyne)

Also known as

Usually known as Henri Brocard.

Some sources include hyphenation: Pierre René Jean-Baptiste Henri Brocard

Sources

• John J. O'Connor and Edmund F. Robertson: "Pierre René Jean Baptiste Henri Brocard": MacTutor History of Mathematics archive

• 1991: David Wells: Curious and Interesting Geometry ... (previous) ... (next): A Chronological List Of Mathematicians