Part 1 of Essay
was born in Pisa, Italy around 1175 to Guilielmo Bonacci. Leonardo’s father was the secretary of the Republic of Pisa and directed the Pisan trading colony. His father intended on Leonardo becoming a merchant. His father enlisted him in the Pisan Republic, sending him to various countries. As Leonardo continued to travel ....

Part 2 of Essay
.... One of Leonardo’s contributions to mathematics was his introducing the Decimal Number system into Europe. He was one of the first people to introduce the Hindu-Arabic number system into Europe. Fibonacci also introduced the Decimal Positional System, which originated from India and Arabia. Fibonacci wrote story problems in his book, Liber abbaci. Examples of those problems are, “A spider climbs so many feet up a wall each day and slips back a fixed number each night, how many days does it take him to climb t ....