Mathematician:Evangelista Torricelli

Italian physicist and mathematician, best known for inventing the barometer.

Disciple of Galileo.

Gave his name to Torricelli's Law. Discovered in 1644 the area of the cycloid.

Studied the properties of the figure in solid geometry known as Gabriel's Horn, also now known as Torricelli's Trumpet. Discovered in 1643 that it has finite volume.

Discovered in 1645 the exact length of the inner portion of the Equiangular Spiral.

Nationality
Italian

History

 * Born: 15 Oct 1608, Faenza, Romagna (now Italy)
 * Died: 25 Oct 1647, Florence, Tuscany (now Italy)

Theorems and Definitions

 * Torricelli's Law
 * Torricelli's Equation
 * Torricelli Point (also known as a Fermat Point)
 * Torricelli's Trumpet

Books and Papers

 * 1644: Opera Geometrica

Also see

 * : Miscellaneous Problems for Chapter $1$: Footnote to Problem $7$
 * , Chapter $\text {A}.15$