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反证法解题错误剖析

SCHOOL JOURNAL OF MATHEMATICS, PHYSICS AND CHEMISTRY (JUNIOR HIGH SCHOOL ED.)(2005)

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Abstract
在数学证明题中,用直接证法有困难时,往往采用间接证法,反证法就是一种间接证法.运用反证法解题容易产生的错误主要有:一是结构不合理;二是过程不完整;三是推不出与定理、定义、已知条件或者假设相矛盾的结论.
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