what is fibonacci

The Fibonacci sequence is a series of numbers in which each number is the sum of the two preceding ones. It is named after the Italian mathematician Leonardo of Pisa, also known as Fibonacci, who introduced the sequence to Western mathematics in his book Liber Abaci. The sequence starts with 0 and 1, and continues as 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, and so on. The sequence is widely known for its appearance in various natural phenomena and its applications in mathematics and finance