Johann Friedrich Pfaff
German mathematicianDied when: 59 years 120 days (711 months)
Star Sign: Capricorn
Johann Friedrich Pfaff (sometimes spelled Friederich; 22 December 1765 – 21 April 1825) was a German mathematician.He was described as one of Germany's most eminent mathematicians during the 19th century.
He was a precursor of the German school of mathematical thinking, which under Carl Friedrich Gauss and his followers largely determined the lines on which mathematics developed during the 19th century.