Originally posted by chinjim+Jan 10 2005, 11:08 PM--></div><table border='0' align='center' width='95%' cellpadding='3' cellspacing='1'><tr><td>QUOTE (chinjim @ Jan 10 2005, 11:08 PM)</td></tr><tr><td id='QUOTE'> <!--QuoteBegin-sisyphe@Jan 10 2005, 07:16 PM
1.看不懂...
2.用他給的基底求一組互相都垂直的基底
3.先求W的基底,然後做線性變換
都很基本...課本定義看一下吧