关于数学中美的话题 ,近几年来许多人从多个层次都给过论述 ,但谈起数学中的美 ,黄金分割仍最先使人想到 ,许多与黄金数5 -12 有关的优美数、形、体 ,也都存在美的结论 .现举例如下 :1　优美方程例 1　试求一个正数ｘ(不一定是有理数 ) ,使它的小数部分 {ｘ},整数部分 [ｘ] ,满 The topic of mathematics in the United States and the United States has been discussed at many levels in recent years, but when it comes to the beauty of mathematics, the golden section is still the first to come to mind. Many beautiful numbers and shapes related to the gold number 5 -12. Both the body and the beauty also have the conclusion of beauty. The following is an example: 1 The elegant equation 1 Find a positive number x (not necessarily a rational number), Make its fractional part {x}, Integer part [x], Full