Leonardo Fibonacci

Fibonacci, Leonardo (Leonardo Pisano; 1189?–1250), Italian mathematician whose Liber Abaci (1202) was the first European account of Indian and Arabian mathematics. He created the Fibonacci sequence, used in higher mathematics, in which each term is the sum of the 2 preceding terms (0, 1, 2,3,5,8, 13,21, …).

See also: Mathematics.