Chap 9: Ratio - Golden Ratio 1.6180339887...

The Golden Ratio is a special ratio approximately equal to 1 : 1.6180339887498948482



Golden Ratio and the Human Body
http://milan.milanovic.org/math/english/golden/golden2.html

Golden Ratio and Architecture
http://library.thinkquest.org/trio/TTQ05063/phibeauty4.htm

with reference to resources from Mr Edmund Ng (S1-04 Maths Blog)

Further Elaboration on Golden Ratio in wikipedia