His teacher was shocked: "These are the most famous problems in the history of mathematics, and you actually solved one in one night?" The problem solved by Gauss is the problem of drawing a regular heptagon ruler that has puzzled mathematicians for two thousand years. That year, Gauss was only 19 years old!
What should Chinese medicine learn?
Traditional Chinese medicine is a medical science that studies human physiology and pathology, disease diagnosis, preven