论极限

On Limitation

针对微积分课程中用方法和方法讲述极限概念这一教学难点,提出了讲授中应着重理解严格极限概念产生的历史背景及其对微积分发展的巨大影响,揭示了其丰富内涵,并且采取适当教学方法,既突破了难点,又启发了学生对直觉思维和逻辑思维的思考,培养了逻辑推理能力.

In calculus, ξ-N method and ξ-δmethod are used to interpret limitation conception, which is a teaching difficult point. It＇s suggested that the background of limitation and its influence on the development of calculus be understood during teaching. With appropriate ways, the teaching difficult point is solved. At the same time, the intuition thinking and logical thinking of the students are enlightened, and their logical discursion capability is improved.