golden ratio

Britannica Concise Encyclopedia:

golden ratio

Numerical proportion considered to be an aesthetic ideal in classical design. It refers to the ratio of the base to the height of a rectangle or to the division of a line segment into two in such a way that the ratio of the shorter part to the longer is equal to that of the longer to the whole. It works out to about 1.61803:1. A rectangle constructed from golden sections (segments in this ratio) is called a golden rectangle.

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	golden section (mathematics)
	Drunvalo Melchizedek: 2012 - Prophecies from the Heart (2008 Spirituality & Philosophy Film)
	Year 1194 (in Science & Technology)