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换元积分

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Topics in 换元积分

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  1. 换元积分法是什么?

  2. 换元积分的策略

  3. 三角代换法

  4. 扩展：使用欧拉公式的积分法($u = e^{ix}$)

  5. 扩展：半角替换($u = \tan{x/2}$)

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