| 几个不定积分计算问题的教学体会 |
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| 引用本文： | 相秀芬. 几个不定积分计算问题的教学体会[J]. 承德石油高等专科学校学报, 2007, 9(2): 52-55 |
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| 作者姓名： | 相秀芬 |
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| 作者单位： | 承德石油高等专科学校数理系,河北,承德,067000 |
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| 摘 要： | 通过实例说明第二换元积分法使用三角代换对夹角范围的限制,没有缩小被积函数的定义域的范围.
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| 关 键 词： | 不定积分 三角代换 单调 |
| 文章编号： | 1008-9446（2007）02-0052-04 |
| 修稿时间： | 2007-04-18 |
Teaching Experience with Some Indefinite Integrations |
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| XIANG Xiu-fen. Teaching Experience with Some Indefinite Integrations[J]. Journal of Chengde Petroleum College, 2007, 9(2): 52-55 |
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| Authors: | XIANG Xiu-fen |
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| Affiliation: | Department of Mathematics and Physics, Chengde Petroleum College, Chengde 067000, Hebei, China |
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| Abstract: | The paper explains with examples the limits on the degrees of intersectional angle in calculating indefinite integral by using trigonomentrical substitutions which belong to the second mathematical manipulation,and this operation doesn't change the definition of the function. |
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| Keywords: | indefinite integral trigonomentrical substitutions monotony |
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