Information about the Palme d 'Or

According to relevant records, in A.D. 1573, a scholar named Xu Xinlu wrote a book "The Pearl Disk Algorithm", which first described a golden palm; In A.D. 1592, a mathematician named Cheng Dawei published a book "Algorithm Planning", which described the algorithm planning in detail for the first time. Later, businessmen, especially those in Qin Jin, popularized this ancient fast calculation method. The "one palm of gold" algorithm is a stunt of bank secrecy in Shaanxi and Shaanxi, and some big merchants and shopkeepers in xianyang and Xi 'an will use this algorithm.