The discoveries of certain constant numbers have pushed the world forward as much as the the light bulb or the assembly line. These constants have led to bridges being built, finances being ...

Constants in mathematics include the force of gravity, Pi, speed of light and the golden ratio. In the art and science of management, the constants are an ability to adjust, and agile habits.

Known around the world as "Pi Day," it’s a time to celebrate one of mathematics' most famous constants: Pi, the ratio of a circle's circumference to its diameter, approximately 3.1415.