Part 3/9:
The narrative takes a fascinating turn as we delve into the life of the Pythagoreans, a secretive group whose emblem, the pentagram, symbolizes their mathematical discoveries. This emblem holds a wealth of geometric and arithmetic secrets, such as the golden section, which captures the essence of balance and beauty in art and architecture. The story highlights how the golden rectangle and its spirals are cherished in classical designs, evident in historical wonders like the Parthenon and Notre Dame Cathedral.