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旋转的表示
2025-11-09

欧拉公式:

eiθ=cos(θ)+sin(θ)ie^{i \theta}=cos(\theta)+ sin(\theta)i

旋转矩阵:

[xy]=[cos(θ)sin(θ)sin(θ)cos(θ)][xy]\begin{bmatrix} x' \\ y' \end{bmatrix} = \begin{bmatrix} \cos(\theta) & -\sin(\theta)\\ \sin(\theta) & \cos(\theta) \end{bmatrix} \begin{bmatrix} x\\ y \end{bmatrix}
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旋转的表示
https://blog.vanilla.net.cn/posts/笔记/旋转的表示/
Author
星夜
Published at
2025-11-09
License
CC BY-NC-SA 4.0

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