pull/2/head
jaysunxiao 2022-06-19 12:40:01 +08:00
parent 3e4a3d4c24
commit 09205b7361
3 changed files with 40 additions and 0 deletions

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![Image text](image/vector06.JPG) ![Image text](image/vector06.JPG)
![Image text](image/vector07.JPG) ![Image text](image/vector07.JPG)
![Image text](image/vector08.JPG) ![Image text](image/vector08.JPG)
- a·b=||a||||b||cosθ, 这个是向量的内积,又叫数量积,又叫点积。
- axb = ||a||||b||sinθ这个是向量的外积又叫向量积又叫叉积。
![Image text](image/vector11.png)
![Image text](image/vector09.JPG) ![Image text](image/vector09.JPG)
![Image text](image/vector10.JPG) ![Image text](image/vector10.JPG)