Mathematician:Roger Cotes

Mathematician
English mathematician, who worked closely with by proofreading the second edition of Principia before publication.

Invented the quadrature formulas known as Newton-Cotes Formulas.

First introduced what is known today as Euler's Formula, in the form $\map \ln {\cos \theta + i \sin \theta} = i \theta$.

Introduced the concept of the radian.

Died tragically young of a fever.

Nationality
English

History

 * Born: 10 July 1682 in Burbage, Leicestershire, England
 * Died: 5 June 1716 in Cambridge, England

Theorems

 * Newton-Cotes Formulas
 * Cotes's Spiral

Publications

 * March 1714: Logometria
 * 1722: Harmonia Mensurarum (his collected papers, assembled after his death)
 * 1738: Hydrostatical and Pneumatical Lectures (his collected lectures on experimental physics)

Critical View

 * ... if he had lived we might have known something.