Yi Yao, mathematics in the Book of Changes. It is a software that combines Plum Blossom Yishu and Liuyao for prediction of hexagrams.

The ad-free version will have ads and some functions will be randomly blocked. All functions are basically the same as the practical charging version.

The main function:
1. Support time, a variety of digital hexagrams, six lines, self-defined combinations, and analogy plus orientation and other hexagram methods.
2. Combining the time of starting the hexagram, arrange the hexagrams of the original hexagram, the mutual hexagram and the change hexagram, and list the good and bad according to the relationship between the five elements of each hexagram.
3. Arrange the five elements and four pillars corresponding to the time of the hexagram to give more reference information for divination.
4. Arrange the detailed information of six lines, including detailed information such as anti-yin/fuyin/fushen.
5. Give the Zhouyi information corresponding to the original/mutual/changed beliefs for easy query and reference.
6. It contains reminders about common gods and evil spirits, Jiao's Yilin, and the relationship between the six lines and the sun and the moon.
7. It can save data and support fuzzy query, and data files can be imported/exported across the platform.
8. Support simplified/traditional switching.
9. Give hints of commonly used gods to facilitate analysis of hexagrams.
10. In the auxiliary disk, information such as earthly branch prompts, various types of images, and small graphs are also provided, which is convenient for analysis and query.
11. For the applicable hexagram method, support dynamic switching of the time before and after, which is convenient to find information such as the corresponding period.
12. Provide classic excerpts, descriptions of gods and other helpful information, which is easy to learn.