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ÈôA=[1 2 3 4
          5 6 7 8
         9 10 11 12];
B=[2 3 4 5]
ÇëÎÊÈçºÎÈÃA¾ØÕóÖеÚÒ»ÁÐÏòÁ¿ÉϵÄÊý¶¼³ËÒÔ2  µÚ¶þÁÐÏòÁ¿µÄÊý¶¼³ËÒÔ3   µÚÈýÁÐÏòÁ¿µÄÊý¶¼³ËÒÔ4  µÚËÄÁÐÏòÁ¿µÄÊý¶¼³ËÒÔ5ÄØ£¿
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» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

libralibra

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æôÆï½«¾ü

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´úÂë
CODE:
A = [ 1 2 3 4;
    5 6 7 8;
    9 10 11 12]
B = [2 3 4 5]
B = repmat(B,[size(A,1),1]);
A.*B

½á¹û
CODE:
A =

     1     2     3     4
     5     6     7     8
     9    10    11    12


B =

     2     3     4     5


ans =

     2     6    12    20
    10    18    28    40
    18    30    44    60

>>  

matlab/VB/python/c++/Javaд³ÌÐòÇë·¢QQÓʼþ:790404545@qq.com
3Â¥2014-05-27 16:37:25
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