Either a number is the ratio of two whole numbers or it isn ... That is, it’s a number between 0 and 1; the fractional part of φ, for example, is about 0.618. Got that? Probably not.

We've been obsessing over the Golden Ratio for centuries. Many people claim the Parthenon has plenty examples of the number in its design, for example. And da Vinci wasn't the only artist to ...

Ratios are calculated by dividing one number by another, total sales divided by number of employees, for example. Ratios enable business owners to examine the relationships between items and ...

Divide the sum by the number of incremental periods ... based on forecasts. This example assumes that the Sharpe ratio based on the portfolio's historical performance can be fairly compared ...

The starfish has two manifestations of Fibonacci: It has five arms (a Fibonacci number), as well as a pentagon shape that reflects the golden ratio. Other examples are the horns of a ram ...