Contact is all mathematical ideas, the difference is that transfer is the application of knowledge, and transformation is the change of methods. The connection between mathematical migration and transformation is that they are both mathematical ideas and applications of existing knowledge. Mathematical transfer refers to the influence and function of acquired knowledge, skills and methods on learning new knowledge, skills and methods, and transfer is the application of knowledge. Mathematical transformation refers to the transformation of difficult problems into mathematical thinking solved within the scope of known knowledge through observation, analysis and analogy, and transformation is the change of methods.