phi Specific Numbers Recreations

phi Specific Numbers Recreations

phi

Phi is the Greek letter representing the golden ratio, also called the golden mean or the golden proportion. Break a line segment into two such that the ratio of the whole to the longest segment is the same as the ratio of the two segments, that ratio is the golden ratio. Phi = 1.618034...

Top: Science: Math: Recreations: Specific Numbers: phi

- Simple definitions; exact value and first 2000 decimal places; finding the golden section; continued fractions. Simple tricks for your calculator, puzzles and games.
- This is an informative site on an interesting aspect of Geometry: The Golden Ratio.
- A presentation of the relationship between the Golden Ratio and the Fibonacci Numbers from the proceedings of the Friesian School.
- Essay and brief introduction by Edwin M. Dickey.
- Provides a definition of Phi, and explains some mathematical background as well as a listing of 1000 digits of the number.
- A Project Gutenberg Etext.
- A web page with phi to 10,000 places.
- An introduction to Phi, the golden rectangle, and Fibonacci numbers.
- Explanation, presence in biology, art, and ancient art.
- Information on the Golden Section, Divine Proportion, Fibonacci series and phi.
- The base angle of the largest trinalges of most representations of Sri Yantra are about 52 degrees, close to the base angle of the Great Pyrmaid of Cheops, which is 51deg50'. With such a base angle, the ratio of the hypotenuse to half the base is phi, the
- How to generate the number, GSP script for dividing segments, rectangle and other shapes, the rabbit problem and references.
- Music, story and poetry of the Golden Ratio.
- A list of questions gathered pertaining to Fibonacci and Golden Ratio.
- A paper relating the early discovery of the Golden Mean by the ancient Greeks and their methods of constructing it.
- Defines the "Golden Rectangle" based on phi and shows some formulars and drawings of the results.
- The column at yahoo.com answers the question "What is the "Golden Ratio" and what significance does it have?".
- A few words about Golden Number.
- An interview with George Cardas, describing his use of the Golden Ratio in high-end audio equipment cables.
- A Project Gutenberg eBook with one million digits.
- Explores a connection between Golden Section on the one hand and Fibonacci and Lucas numbers on the other...
- Short page describing the Golden Section. Includes a description of various constructions and history.
- At the Favorite Mathematical Constants page.

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