2007-03-07 01:34:04 · 4 answers · asked by rick v 1 in Education & Reference ➔ Words & Wordplay
The Golden Mean (or Golden Section), represented by the Greek letter phi, is one of those mysterious natural numbers, like e or pi, that seem to arise out of the basic structure of our cosmos. Unlike those abstract numbers, however, phi appears clearly and regularly in the realm of things that grow and unfold in steps, and that includes living things.
The decimal representation of phi is 1.6180339887499... .
2007-03-07 02:00:48 · answer #1 · answered by Fairy 7 · 0⤊ 0⤋
It's the 21st letter of the greek alphabet, and has a number of meanings in mathematics and physics.
The main one is to represent the golden ratio (1.618 to three decimal places).
You can take a look at the following wikipedia article for other cases where it is used:
http://en.wikipedia.org/wiki/Phi_(letter)
2007-03-07 01:47:46 · answer #2 · answered by Groucho Returns 5 · 1⤊ 0⤋
It's actually a letter of the Greek alphabet. Sometimes fraternities will name themselves with Greek letters--makes 'em feel scholarly, without actually having to know anything.
2007-03-07 01:51:46 · answer #3 · answered by Anonymous · 1⤊ 0⤋
The sum of 22/7 a calculation basically used in the circle or round or sphere, etc.
2007-03-07 01:38:14 · answer #4 · answered by tnkumar1 4 · 0⤊ 1⤋