Brief introduction of plum blossom easy number

Shao Kangjie, a great scholar in the Northern Song Dynasty, summed up a set of simple, easy-to-learn and flexible forecasting methods, which is known as "plum blossom easy to count". The Book of Changes for Plum Blossoms draws lessons from the research results of the number of images in the Book of Changes, based on the mathematics in the Book of Changes, and applies the profound Book of Changes to divination, which contains rich mathematical thoughts and methods in ancient China, so it is also called "Mathematics in the Book of Changes". This book tells the historical origin, basic concepts, mathematical theory and practical skills of plum blossom easy number with simple language and a large number of line drawings, so that everyone can appreciate the beauty of this ancient prediction art.