[問題] 93中央線代

看板Grad-ProbAsk作者 (why...)時間15年前 (2009/03/18 17:45), 編輯推噓0(000)
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有一題 show that all elementary matrices are invertible 怎麼證?用說明的嗎??@@~ in what situation you will compute a least-square solution through a QR fractorization? in what condition you can coumpute a least-square soution through a QR fractorization? 這兩題can和will?? 謝謝!!! -- 這不是trivial 嗎?怎麼證XD -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 58.99.94.18
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