| 符号函数在积分运算中常见的错误分析 |
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| 引用本文： | 胡其明.符号函数在积分运算中常见的错误分析[J].工科数学,2014(3):111-116. |
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| 作者姓名： | 胡其明 |
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| 作者单位： | 兴义民族师范学院数学科学学院,贵州兴义562400 |
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| 基金项目： | 2013年贵州省黔西南州科技计划自筹资金项目《民族地区普通高校高等数学教学内容的优化与教学方法的创新》 |
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| 摘 要： | 符号函数sgnx是数学分析中一个特殊的分段函数，在积分运算中，经常被误认为是常值函数，被提到积分符号的前面，从而导致结果错误．本文将通过具体的例子来分析常见的错误．
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| 关 键 词： | 符号函数 积分运算 绝对值 错误 分析 |
Analysis of Common Errors of Symbolic Function in Integral Operation |
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| HU Qi-ming.Analysis of Common Errors of Symbolic Function in Integral Operation[J].Journal of Mathematics For Technology,2014(3):111-116. |
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| Authors: | HU Qi-ming |
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| Institution: | HU Qi-ming (School of Mathematical Sciences, Xingyi Normal University for Nationalities , Xingyi,Guizhou 562400, China) |
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| Abstract: | Symbolic function sgnx is a special sectional function wrongly as a constant function in integral operation and put ahead of errors will be analyzed through specific examples in the paper. in mathematical analysis, which is usually taken the functional symbols, causing errors. Common |
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| Keywords: | symbolic function integral operation absolute errors analysis |
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