Phi ( Φ = 1.618033988749895… ), most often pronounced
fi like “fly,” is simply an irrational number like pi ( p =
3.14159265358979… ), but one with many unusual mathematical properties.
The design of Human
face is based on a “Golden Ruler, a ruler composed of golden ratios within
golden ratios. It has long been known that the Golden Section, (also Golden
Ratio or Divine Proportion), appears in certain proportions of living
Leonardo Da Vinci has long been associated with the
golden ratio.Da Vinci created the illustrations for the book “De Divina
Proportione” (The Divine Proportion) by Luca Pacioli. It
was written in about 1497.In the book, Pacioli writes of mathematical and
artistic proportion, especially the mathematics of the golden ratio and its
application in art and architecture.