History History Introduction Four thousand years ago people discovered that the ratio of the circumference of a circle to its diameter was about 3. In nature people saw circles, great and small, and they realized that this ratio was an important tool. This tool was used by the Babylonians and the Egyptians .
Reference is made to the concept of in the Bible.
The Chinese found a value of that stood for one thousand years. One man felt the accomplishment of taking to 35 places was the most important achievement of his life, so much so, that he had it inscribed on his epitaph. With the help of computers has been taken to over 6 billion places. People have been fascinated by , an irrational number, throughout history. Click on any of the links to find more information about calculations of from biblical times to the present.