1. The Western Four Games are numerology. According to Sanyuan Jiuju, people's divinatory symbols are divided into eight parts: seeing, reasoning, truth, training, doing, Kun, root and equivalence. Among them, divination, divination, divination truth and divination pair are called the four oriental games in Yangzhai studies, while divination stem, divination Kun, divination root and divination pair are called the four oriental games.
2. Numerology is the exploration of the law of life and destiny. It uses people's various numbers (date of birth, name strokes, etc. ) to infer people's character and destiny and predict what will happen in the future.
3. There are related theories in ancient and modern China and foreign countries, such as China's Zhouyi series, eight-character numerology, Wei Zi's fortune-telling, seven-star numerology and astrology.