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Top: Science: Math: Recreations: Specific_Numbers: phi:

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• 20,000 Digits - A Project Gutenberg Etext.
• A brief introduction to Golden Ratio - An interview with George Cardas, describing his use of the Golden Ratio in high-end audio equipment cables.
• Ask Dr. Math - A list of questions gathered pertaining to Fibonacci and Golden Ratio.
• Ask Yahoo - The column at yahoo.com answers the question "What is the "Golden Ratio" and what significance does it have?".
• Colin and Greg's Golden Ratio Page - This is an informative site on an interesting aspect of Geometry: The Golden Ratio.
• Constructing the Golden Rectangle - A description of the golden rectangle with formulas and drawings.
• Division in Mean and Extreme Ratio - The base angle of the largest triangles of most representations of Sri Yantra are about 52 degrees, close to the base angle of the Great Pyramid of Cheops, which is 51deg50'. With such a base angle, the ratio of the hypotenuse to half the base is phi, the Golden Ratio.
• Golden Number - A few words about Golden Number.
• Golden Rectangle - Defines the "Golden Rectangle" based on phi and shows some formulars and drawings of the results.
• Golden`s Section Formulas - Explores a connection between Golden Section on the one hand and Fibonacci and Lucas numbers on the other...
• Phi: That Golden Number - How to generate the number, GSP script for dividing segments, rectangle and other shapes, the rabbit problem and references.
• The 'Phi-Nest' - Information on the Golden Section, Divine Proportion, Fibonacci series and phi.
• The Golden Mean - Explains the theory behind the golden mean and how it can be constructed out of the Fibonacci series.
• The Golden Mean by Jerry Bonnell and Robert Nemiroff - A Project Gutenberg eBook with one million digits.
• The Golden Ratio - Extension of the number.
• The Golden Ratio - Examines the uses/occurrences of phi in biology, art, and ancient times.
• The Golden Ratio - Project with art references and object construction lessons.
• The Golden Ratio and The Fibonacci Numbers - A presentation of the relationship between the Golden Ratio and the Fibonacci Numbers from the proceedings of the Friesian School.
• The Golden Ratio: A Golden Opportunity to Investigate Multiple Representations of a Problem - Essay and brief introduction by Edwin M. Dickey.
• The Golden Section - the Number and Its Geometry - Simple definitions; exact value and first 2000 decimal places; finding the golden section; continued fractions. Simple tricks for your calculator, puzzles and games.
• The Greeks and the Golden Mean - A paper relating the early discovery of the Golden Mean by the ancient Greeks and their methods of constructing it.

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