A graphical representation of Pi (© Mike Reed)
pi crop circle explained see copy SWCROP. 17th June 2008. Mathematicians are stunned by a new crop circle which apparently represents a perfect coded image of a complex equation.The intricate geometric shapes, found in a Barley field near Barbury Castle in Wiltshire, have been described by experts as ”mind boggling”.Measuring 150ft in diameter, the circle shows the first ten digits of pi – the ratio of the circumference of a circle to the diameter.
astroengine.com 