函数思想是指用函数的概念和性质去分析问题、转化问题和解决问题的思维策略,它主要研究两个变量之间的相互联系与变化规律,是一种重要的数学思想。初中阶段主要学习一次函数、正比例函数、反比例函数和二次函数。这些函数都有各自的特殊性质,利用这些性质,可以解决不少数学问题。 Function thought refers to thinking and the nature of the function to analyze, transform and solve the problem of thinking strategies, it mainly studies the relationship between the two variables and changes in law, is an important mathematical thinking. Junior high school stage to learn the primary function, the proportional function, inverse function and quadratic function. These functions have their own special properties, the use of these properties, you can solve many mathematical problems.