Abstract

Gossip evolved from single to heavy Gua Gua, is a long historical process. To 4000 years ago, Yu's era, from the relics unearthed in archaeological evidence: gossip by a single diagram to re-Gua, experienced birth embryonic period, thus it has entered a period of evolution. It is a long history for the Eight Diagrams to evolve into the Double Diagrams from the Single Diagram. The excavated archaeological finds have proved that about 4000 years ago in the era of the reputed founder of the Hsia Dynasty the Eight Diagrams experienced evolution from the Double diagrams to the Single diagram, and that the Eight Diagrams had entered the period of development from its embryonic form