Among the other things Fibonacci introduced to the Western world was a sequence of numbers discovered by 6th century Indian mathematicians. In that sequence each number is the sum of the previous two numbers ñ and it would later be named the Fibonacci Sequence.

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Among the other things Fibonacci introduced to the Western world was a sequence of numbers discovered by 6th century Indian mathematicians. In that sequence each number is the sum of the previous two numbers ñ and it would later be named the Fibonacci Sequence. Using the numbers geometrically will create a logarithmic spiral.