Mathematician:Johann Bernoulli

Swiss mathematician (also known as Jean or John) best known for his work on development of the calculus.

Taught Guillaume de l'Hôpital, who then went ahead and published his lecture notes without crediting him.

Pioneered the technique of Integration by Parts.

Younger brother of Jacob Bernoulli, with whom he did not always see eye to eye. Posed the Brachistochrone Problem: to find the curve down which a particle will take the shortest possible time between two points. This was solved by Jacob Bernoulli.

Father of Nicolaus II Bernoulli, Daniel Bernoulli and Johann II Bernoulli.

Nationality
Swiss

History

 * Born: 27 July 1667, Basel, Switzerland
 * Died: 1 Jan 1748, Basel, Switzerland

Theorems

 * The actual discoverer of what is now known as L'Hôpital's Rule
 * The Sophomore's Dream

Books and Papers

 * 1739: Hydraulica

Also see

 * : $\S 6$
 * , Chapter $\text {A}.20$