Learn about the history and logic behind Fibonacci Numbers and their value as a research tool for investors.

Fibonacci numbers are ubiquitous in math and nature. Plus a bonus playlist.

The Fibonacci sequence is a set of steadily increasing numbers where each number is equal to the sum of the preceding two numbers.

Hoggatt sees Fibonacci everywhere. “The piano octave,” he notes with satisfaction, “has eight white keys—five black keys and 13 keys altogether,” all Fibonacci numbers. “I always use ...

In 1202 Leonardo da Pisa (aka Fibonacci) taught Western Europe how to do arithmetic with Arabic numerals. In Man of Numbers: Fibonacci's Arithmetic Revolution, Keith Devlin describes how basic ...

What does Fibonacci numbers actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Fibonacci numbers, or time counts, are basically a series of whole numbers that run 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377 and so on. The sequence is ...

Fibonacci numbers “always make mathematicians happy,” said Tara Holm, a mathematician at Cornell University. Their appearance in McDuff and Schlenk’s work, she added, was “some indication that there’s ...