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chuan512

½û³æ (СÓÐÃûÆø)

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chuan512

½û³æ (СÓÐÃûÆø)

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6Â¥2015-08-12 09:57:17
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²é¿´È«²¿ 9 ¸ö»Ø´ð

Mr__Right

ר¼Ò¹ËÎÊ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÊÔÊÔÏÂÃæµÄ¾ØÕó,²»ÊÇÐýת:

ÎÄÕÂÄËÉíÍâÖ®Îï,Òª¶à¿¼ÂDZ༭¡¢Éó¸åÈ˺ͶÁÕߵĸÐÊÜ¡£
2Â¥2015-08-11 19:17:08
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wurongjun

ר¼Ò¹ËÎÊ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
¸øÄãÒ»¸öÀý×Ó:
Matlab
>> N=[3 12 4]'

N =

     3
    12
     4

>>  R1=[cos(q) 0 -sin(q);
0 1 0;
sin(q) 0 cos(q)]

R1 =

    0.8000         0   -0.6000
         0    1.0000         0
    0.6000         0    0.8000
µÚÒ»´ÎÐýת
>> R1*N

ans =

    0.0000
   12.0000
    5.0000

>> R2=[1 0 0;
0 cos(w) -sin(w);
0 sin(w) cos(w)]

R2 =

    1.0000         0         0
         0    0.3846   -0.9231
         0    0.9231    0.3846
µÚ¶þ´ÎÐýת
>> R2*R1*N

ans =

    0.0000
   -0.0000
   13.0000
ÉÆ¶ñµ½Í·ÖÕÓб¨,È˼äÕýµÀÊDz×É£.
3Â¥2015-08-11 23:00:21
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wurongjun

ר¼Ò¹ËÎÊ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÉÏÃæÍüÁË!
>> q=atan(3/4)

q =

    0.6435

>> w=atan(12/5)%×¢ÒâÕâ¸öºÍÄãµÄ¹«Ê½ÓÐÇø±ð!

w =

    1.1760
ÉÆ¶ñµ½Í·ÖÕÓб¨,È˼äÕýµÀÊDz×É£.
4Â¥2015-08-11 23:02:22
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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