Fibonacci

Pioneering Italian mathematician who popularized the Hindu-Arabic numeral system in the West.

Chronology: 1170 – 1240

Origins & Early Life

Leonardo Bonacci, also Leonardo da Pisa (c. 1170 – c. 1240-50), commonly known as Fibonacci, was an Italian mathematician from the Republic of Pisa, considered to be "the most talented Western mathematician of the Middle Ages". The name he is commonly called, Fibonacci, is first found in a modern source in a 1838 text by the Franco-Italian mathematician Guglielmo Libri and is short for filius Bonacci ('son of Bonacci').

Pivotal Works & Achievements

However, even as early as 1506, Perizolo, a notary of the Holy Roman Empire, mentions him as "Lionardo Fibonacci". Fibonacci popularized the Indo–Arabic numeral system in the Western world primarily through his composition in 1202 of Liber Abaci (Book of Calculation) and also introduced Europe to the sequence of Fibonacci numbers, which he used as an example in Liber Abaci. == Biography == Fibonacci was born around 1170 to Guglielmo, an Italian merchant and customs official who directed a trading post in Bugia, modern-day Béjaïa, Algeria. Fibonacci travelled with him as a young boy. He was educated in Bugia, where he learned about the Hindu–Arabic numeral system.

Enduring Legacy & Impact

Fibonacci travelled around the Mediterranean coast, meeting with many merchants and learning about their...

Source: Wikipedia