Before the 13th century Europeans used Roman numerals to do arithmetic. Leonardo of Pisa, better known today as Fibonacci, is largely responsible for the adoption of the Hindu–Arabic numeral system in ...

Pine cones. Stock-market quotations. Sunflowers. Classical architecture. Reproduction of bees. Roman poetry. What do they have in common? In one way or another, these and many more creations of nature ...

Dima Vonko is a software entrepreneur and writer for trade publications, including Trade2Win and Traders Tips. Gordon Scott has been an active investor and technical analyst or 20+ years. He is a ...

The Fibonacci sequence is a mathematical concept that has been around for centuries. Named after Italian mathematician Leonardo of Pisa, also known as Fibonacci, the sequence is derived by adding the ...

A variation of a puzzle called the “pick-up sticks problem” asks the following question: If I have some number of sticks with random lengths between 0 and 1, what are the chances that no three of ...