A living body with kinetic energy is also a collection of objects, while an individual organism refers to an organism, as opposed to an abiotic one. Its elements include: living beings with viability and reproductive ability produced by chemical reactions under natural conditions, and living offspring that can respond to external stimuli and rely on and promote each other with the external environment through reproduction. But also can excrete useless substances in the body, which has the characteristics of heredity and variation. Mathematics is an ancient discipline that studies the concepts of quantity, structure, change, space and information. In a way, it belongs to a formal science. It can be divided into advanced mathematics and elementary mathematics. Some complex sets, functions, algebra and geometry in high school are called secondary mathematics. It plays an irreplaceable role in the development of human history and social life, and it is also an indispensable basic tool for studying and studying modern science and technology. Mathematics is widely used, and the logical thinking of mathematics needs to be applied to many aspects.