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高考试题往往从概念和方法出发,考查其中蕴含的数学思想,而这些数学思想和方法又都渗透在教材中.因此,领会教材中的概念和包含的数学思想是提升解题能力的关键.本文试从课本出发,剖析教材中包含的极限思想的诸多方面,加深对极限思想的理解,突破教与学的难点,提高灵活运用极限思想和方法解决问题的能力.俗话说:“一尺之长,日取其半,万世不竭”.一尺并非很长,取若干次后,就肉眼所见,所剩无几,何以
The college entrance examination questions often start from the concept and method to examine the mathematical ideas contained therein, and these mathematical ideas and methods are infiltrated into the teaching materials.Therefore, understanding the concepts in the textbooks and the included mathematical ideas is the key to enhancing the ability to solve problems. Trying to start from the textbook, analyzing many aspects of the ultimate thinking contained in the textbook, deepening the understanding of the ultimate thinking, breaking the difficulties of teaching and learning, and improving the ability to use extreme thinking and method to solve the problem. As the saying goes: Long, Japan take half, endless " One foot is not very long, take a few times, to the naked eye, what is left