By Alfred S. Posamentier

The main ubiquitous, and maybe the main fascinating, quantity development in arithmetic is the Fibonacci series. during this uncomplicated trend starting with ones, every one succeeding quantity is the sum of the 2 numbers instantly previous it (1, 1, 2, three, five, eight, thirteen, 21, advert infinitum). faraway from being only a interest, this series recurs in constructions came across all through nature - from the association of whorls on a pinecone to the branches of yes plant stems. All of that's surprising facts for the deep mathematical foundation of the flora and fauna.

With admirable readability, veteran math educators take us on a desirable travel of the various ramifications of the Fibonacci numbers. they start with a short heritage of a unique Italian discoverer, who, between different accomplishments, used to be liable for popularizing using Arabic numerals within the West. Turning to botany, the authors exhibit, via illustrative diagrams, the incredible connections among Fibonacci numbers and common types (pineapples, sunflowers, and daisies are only a couple of examples).

In paintings, structure, the inventory marketplace, and different parts of society and tradition, they indicate quite a few examples of the Fibonacci series in addition to its spinoff, the "golden ratio." and naturally in arithmetic, because the authors amply show, there are nearly boundless purposes in likelihood, quantity concept, geometry, algebra, and Pascal's triangle, to call a few.

Accessible and beautiful to even the main math-phobic person, this enjoyable and enlightening publication permits the reader to understand the attractiveness of arithmetic and its outstanding purposes in either usual and cultural settings.