Functionconcept is the core of high school mathematical teaching knowledge.
函数概念是中学数学中的核心概念。
2
However, because of the complexity of functionconcept, it is very difficult to teach it.
然而由于函数概念复杂性,使得函数的教学也十分困难。
3
Ordinary differential equation with constant coefficients transform into algebraic equations that can be used to implement the transfer functionconcept.