The meaning of 13: rights, luck, numbers.
1 and 13 are the number of emperors and are exclusive to the emperor. The standard of the emperor’s belt is thirteen. The clothes the emperor wears when he goes to court are also very special. The gold belt is decorated with There are 13 rings to show nobility. Therefore, 13 is the number emperor of China, which symbolizes a kind of power and the right of an emperor.
2. In the mathematical spiritual meaning of Zhouyi 81, 13 is also a number of good luck and good fortune, such as 13 (meaning Chunyang Peony): a successful number with superior intelligence (meaning good luck).
3. The number 13 in Buddhism is also a good number: there are 13 Buddhist sutras, and the sects introduced into China are the Thirteen Sects, which represents the completion of merits and virtues. The 13th floor of the Potala Palace, the 13th floor of Tianning Pagoda, etc.
4. The number 13 is often used in writing books, such as "13 Chapters of Sun Tzu's Art of War", "13 Poems of Nanyuan" by Li He, and the "13 sisters" created in "The Heroes of Sons and Daughters", Wang Xianzhi’s calligraphy works include 13 lines of jade plates, etc.
The importance of numbers:
1. Measurement and calculation: Numbers can be used to measure and calculate various physical quantities, economic indicators, population data, etc. Through the calculation and comparison of numbers, we can understand the development and changes of things more accurately.
2. Information transmission and storage: Digital technology allows information to be transmitted and stored faster and more widely. Digital text, pictures, audio, video and other forms can be transmitted and saved through the network and electronic devices, greatly improving the efficiency of information acquisition and utilization.
3. Decision analysis and prediction: The collection and analysis of digital data can provide decision-makers with a more scientific and accurate basis. For example, economic data can help the government formulate reasonable economic policies; population data can provide reference for urban planning and social construction.
4. Scientific research and technological innovation: Digital technology has also become an indispensable tool for scientific research and technological innovation. Technologies such as numerical simulation and computer simulation have become core methods in many fields, greatly promoting the progress of scientific research and technological innovation.