Chat with our AI personalities
The renowned Middle Ages mathematician's REAL NAME was Leonardo Pisano Bigollo (c. 1170 - c. 1250), but he was known by many names, such as Leonardo of Pisa, Leonardo Pisano, Leonardo Bonacci, Leonardo Fibonacci, and just plain Fibonacci.
Leonardo Pisano Fibonacci, or Leonardo of Pisa, was a famous mathematician, who introduced the modern numeric system that many nations use nowadays, born and raised in Italy. Alongside introducing numbers, he developed the now famous Fibonacci Sequence, which adds together the two previous numbers in the sequence; 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, etc.
It depends on which Leonardo you are talking about.
100 years?
30-40 years