What schools are there in Yi-ology?

In the process of development, Yi-ology has gradually divided into Yi, Yi, Yi and Na-xue. Yi-ology Yi-ology, also called Yi-ology Yi-ology Yi-ology, is a kind of Yi-ology which focuses on the philosophical significance of Zhouyi. The purpose of Yi-ology and Yi-ology is to use it to study the mathematical and scientific ideas in the Book of Changes. Yin Na Yi-ology combined Yi Li Yi-ology and Xiang Yi Shu Yi-ology. Dong Hung-chien is the founder of Yi Studies in contemporary Yin Na. For decades, he has been struggling to solve the mystery of Yin Na's Yi-ology. His representative works include The Book of Changes of Warner Music in China and The Prediction of Warner Music in China (ISBN 9627943452). Contemporary Yin Na Yi-ology was founded by himself. Yi-ology and Yi-ology were inherited from Duke Wen of Zhou, and then to Confucius, while Yi-ology and Yi-ology are all flowers and leaves in Yi-ology, and there are traces from folk to Confucianism, Buddhism and Taoism, so I won't list them one by one. Xiang Shu Yi Xue is represented by Lin's academic school, his realistic school and Shao's metaphysical prediction school. Yi-ology and philosophy are represented by the famous philosopher Zheng Zhongying and Professor Liu Dajun of Shandong University.