Beginning of Essay
Fibonacci numbers make up . This sequence of numbers have been around for nearly 800 years. The sequence was formed by a brilliant mathematician in Pisa. His name was Leonardo of Pisa. (See Figure I) Leonardo of Pisa nicked named himself Fibonacci. He wa ....

Middle of Essay
.... sum of the two previous numbers. is called a recursive sequence because each number is a function of the proceeding two numbers, both of which change as the sequence progresses. (1) The formula for Fibonacci numbers is: Fn=Fn-1. (4) To show his sequence he often created interesting problems or stories. Probably his most famous problem is this one: A man bought a pair of rabbits on Jan. 1st, and bred them. The pair produced one pair of young after one month, on Feb. 1st, and a second pair after the second month, on March 1st. Then they stopped breeding. Each new pair also produced two new pairs in the same way and then stopped breeding ....