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關於projection
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JoyceTsai
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Jan 6, 2020, 10:01:44 AM
1/6/20
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to 黃子嘉 - 線代離散研究室
請問算projection的時候,
譬如向量v投影到w,
w一定要先做正交化成為orthogonal basis才
可以嗎?為什麼呢?
目前做了很多第七章的題目,遇到投影我都會先
正交化,但卻不理解原因…
徐賢翰
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Jan 6, 2020, 10:12:08 AM
1/6/20
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to 黃子嘉 - 線代離散研究室
因為你用的投影公式要在正交基底的情況下才成立
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