Re: [理工] [線代] 正交投影
※ 引述《adbaby (ad)》之銘言:
: The orthogonal projection of (1,0,0) onto the two-dimensional subspace
: having the orthonormal base { 1/7(2,3,6), 1/7(3,-6,2) } is ...
: 請問這題怎麼解
: 謝謝
2 2 3 3 1 4 1 9
──────[3 ] + ────[-6 ] = ── [ 6 ] + ──[-18 ]
(4+9+36) 6 4+9+36 2 49 12 49 6
1 13
= ───[-12 ] 這樣嗎@@?
49 18
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