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MMA将复系数高次方程分为实虚部代数方程

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青青子衿 Posted at 2019-3-18 19:03:43 |Read mode
Last edited by 青青子衿 at 2019-3-18 19:09:00
  1. Re[(2 - 4 I) x^4 - 3 (x + I)^3 - (15 + I) x + 7] // ComplexExpand
  2. Im[(2 - 4 I) x^4 - 3 (x + I)^3 - (15 + I) x + 7] // ComplexExpand
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\[ (2-4\mathbb{i})x^4-3(x+\mathbb{i})^3-(15+\mathbb{i})x+7 \]

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2025-4-20 22:02 GMT+8

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