波利亚说:“类比是提出新问题和获得新发现取之不竭的泉源”。是“伟大的引路人”。类比是根据两个或两类对象的某些属性相同或相似之处,推出它们的其它属性也相同或相似的思维方式。类比联想可以发现新的结论、新的规律,可以找到解决数学问题的有效方法和途径。运用类比推理,能把新知识纳入到已有的旧的知识系统中来,使陌生的问题熟悉化,复杂的问 Polia said: “Analogy is an inexhaustible source of new problems and new discoveries.” Is “great guide”. The analogy is based on the same or similar characteristics of some two or two types of objects, and the other similar or similar ways of thinking are introduced. Analogy can find new conclusions, new laws, can find effective ways to solve mathematical problems and ways. The use of analogical reasoning, new knowledge can be incorporated into the existing knowledge of the old system to familiarize strange questions, complex questions