高等数学教学中易错的二个问题

Two Error-prone Issues in the Teaching of Higher Mathematics

在日常听课检查中,发现教师在讲洛必达法则求极限、定积分定义中容易出现错误,分析出错原因,给出正确求法与定义,并举例说明,以供教学参考。

In the daily lectures＇inspection, Problems are found that there are errors during the teaching of L Hopital＇s Rule for limit, and the definition of definite integral. This essay analyzes the cause of errors, gives the correct method for finding and defini- tions, and also gives examples for teaching reference.