Fibonacci numbers and the golden section in nature, art, geometry, architecture, music and even for calculating pi! Puzzles and investigations.

Biography of Fibonacci (1170-1250) ...

Fibonacci Number ...

PRIME NRICH PLUS Coding theory: the first 50 years Mathematics, marriage and finding somewhere to eat Dynamic programming: an introduction Decoding a war time diary The life and numbers of Fibonacci Student interview - Sarah Hudson Career profile - Helen Hewson Recent NRICH Articles Pushing back Pi Cosmos launch The Higher Education Maths Course List for 1998 Primes update: success again! Recent ...

Fibonacci, Leonardo of Pisa, Leonardo Pisano, lived in Pisa around 1200 and gave his name to the Fibonacci numbers. Who was he What statues are there to see in Pisa He played a major role in introducing our decimal number system and aritmetic methods into Europe to replace the old Roman numerals.

A formula for Pi which involves just the Fibonacci numbers. It explains from first principles how to use the idea of slope, expressed as tangents of angles, and Gregory's formula for finding angles given' a tangent. Several beautiful and siple formula re derived on the page with investigatory questions to find more formulae. Suitable for 12-15 year olds.

FIBONACCI Numbers Formulae You have reached the web pages of RAJESH RAM (maths@nivedh.com). This page contains some of the results that I have found on Fibonacci Numbers. Click here for a Text Version of this page. Click here for my mathematics home page Other Pages : PELL Numbers Formulae , Sums of Powers, FIBONACCI Numbers Formulae, TRIANGLE Numbers that are Perfect Squares, Sums of Cubes, ...

Mathematical problems and expressions involving fibonacci numbers.

The Golden Ratio and The Fibonacci Numbers The Golden Ratio ( ) is an irrational number with several curious properties. It can be defined as that number which is equal to its own reciprocal plus one: = 1/ + 1. Multiplying both sides of this same equation by the Golden Ratio we derive the interesting property that the square of the Golden Ratio is equal to the simple number itself plus one: 2 = ...

Fibonacci Numbers and how they are related to flowers, pine cones, pineapples, palm trees, suspension bridges, spider webs, dripping taps, CDs, your savings account, and quite a few other things 26th October 2000 Back to Home Page Back to Flowers Back to Nature's Maths Two curved lines have been drawn on the first photograph of a thistle head - one spiralling out clockwise, and one spiralling ...

Detailed overview of the mathematical concept of fibonacci numbers.