Caspar Wessel
Caspar Wessel was born on June 8, 1745. See ranking, bio blurb, and everyone else born that day.
About Caspar Wessel
Caspar Wessel (8 June 1745 – 25 March 1818) was a Danish–Norwegian mathematician and cartographer. In 1799, Wessel was the first person to describe the geometrical interpretation of complex numbers as points in the complex plane and vectors.