Joseph-Louis Lagrange

Joseph-Louis Lagrange

Joseph-Louis Lagrange (born Giuseppe Luigi Lagrangia or Giuseppe Ludovico De la Grange Tournier; 25 January 1736 – 10 April 1813), also reported as Giuseppe Luigi Lagrange or Lagrangia, was an Italian mathematician, physicist and astronomer, later naturalized French. He made significant contributions to the fields of analysis, number theory, and both classical and celestial mechanics. In 1766, on the recommendation of Swiss Leonhard Euler and French d'Alembert, Lagrange succeeded Euler as the director of mathematics at the Prussian Academy of Sciences in Berlin, Prussia, where he stayed for over twenty years, producing volumes of work and winning several prizes of the French Academy of Sciences. Read more on Wikipedia

Since 2007, the English Wikipedia page of Joseph-Louis Lagrange has received more than 1,326,620 page views. His biography is available in 87 different languages on Wikipedia (up from 85 in 2019). Joseph-Louis Lagrange is the 18th most popular mathematician (up from 27th in 2019), the 108th most popular biography from Italy (up from 149th in 2019) and the 3rd most popular Italian Mathematician.

Lagrange was most famous for his work in mathematics. He is best known for his work on the four-square theorem, which he proved in 1770.