Fibonacci

Pisan merchant-mathematician whose Liber Abaci sold the Hindu–Arabic numerals to Europe and named the rabbit sequence.

Specifications & Metrics

era

c. 1170 – c. 1250

Core Principles & Analysis

• Liber Abaci (1202) taught Italian merchants positional arithmetic with worked money problems.
• The rabbit sequence had appeared in Indian prosody centuries before he posed it.
• The name Fibonacci was coined by later historians; he was Leonardo of Pisa, filius Bonacci.