What is the number of phenomena in the Book of Changes?

The principle in the Book of Changes refers to the principle of change, which is the truth contained in every hexagram in the Book of Changes. Modesty, like 15 six-pointed star, tells people to be modest and prudent in order to achieve great things.

The image in the Book of Changes refers to divination. Judging from the modest divination of 15, the upper divination of the modest divination represents the land of Kun and the lower divination represents the mountain, so it is the modest divination of the mountain, indicating modesty.

The number in the Book of Changes refers to the number and variables of hexagrams. For example, each hexagram has six hexagrams, and each hexagram is divided into yin and yang. When the hexagrams began, 6789 represented Laoyin, Shaoyang, Shaoyin, Lao Yang and so on. These are the mathematical principles of the Book of Changes.