KJCKorea
Journal Central

Si-Zheng-Gua the name of four gua in <The change book>, they are Kangua, Ligua, Zhengua and Duigua. The article is committed to research the origin of Si-Zheng-Gua,which is an important concept of the image- numberology. After the comparison: concept of Si-Zheng-Gua of Mengxi, “Shuogua zhuan说卦传”, “zhi至” “guawei tu&renshen tu卦位图･人身图” “si ji ji xiong四季吉凶” from Shifa on the bamboo slips collected by Tsinghua University. The author find that there should have at least three areas of origin inaddition to the affect of calendar.

Si-Zheng-Gua, Shuogua zhuan, gua- qi theory, Shifa on Tsinghua bamboo slips