by Robin Wilson
The Story of pi
for 14-19 and upwards,
Lectures | 14-19 and upwards | 7 years ago | 710 views Rating:
The 'circle number' pi has fascinated people for thousands of years. Who first called it pi? who had it engraved on their tombstone? who tried to pass a law declaring it to be 3.2? how can we find pi by tossing needles? and can one square the circle?