Mathematics
Undergraduate
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授業ノートにこの3つがメモしてあったのですが、これらはなぜ成り立つのでしょうか?
直交行列
* En -P =- P*(En-P)
.det P = -(-1)hのとき、Pの固有値は |
det(-P) = (4)"det P
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あ、なるほど!ありがとうございます