Znn3bq.jpeg
²é¿´: 740  |  »Ø¸´: 5
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

onion113

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

[ÇóÖú] ÇóÒ»¸ö¾ØÕóµÄʵÀý

ÔÚÊéÉÏÓÐ
AÊÇn½×¾ØÕó
r(A)=n-1ʱ£¬r(A*)=1¡£
Ö¤Ã÷ÊÇ»áÖ¤£¬µ«ÊÇÁв»³öʵÀý£¬Äܲ»ÄܸøÒ»¸ö¾ßÌåµÄʵÀý
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

onion113

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by tangise at 2012-09-13 19:07:40
°Ñµ¥Î»¾ØÕóµÄijһÐеÄ1Á㣬Èç°ÑµÚÒ»ÐÐËùÓÐÔªËØ¾ùÈ¡Á㣬¼´¿É¡£

ÄÇÑùA*²»ÊÇÁã¾ØÕóÂð
4Â¥2012-09-13 23:27:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 6 ¸ö»Ø´ð

tangise

ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
СÓêÃÈÃÈ: ½ð±Ò+1, ¸Ðл²ÎÓë 2012-09-14 19:18:14
°Ñµ¥Î»¾ØÕóµÄijһÐеÄ1Á㣬Èç°ÑµÚÒ»ÐÐËùÓÐÔªËØ¾ùÈ¡Á㣬¼´¿É¡£
2Â¥2012-09-13 19:07:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

math2000

Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
СÓêÃÈÃÈ: ½ð±Ò+1, ¸Ðл²ÎÓë 2012-09-14 19:18:21
Â¥ÉÏÕý½â£¡
A=[1,0,0;
     0,1,0;
     0,0,0]
rank(A) =3
ÔòA*=¡£¡£¡£
3Â¥2012-09-13 19:57:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

onion113

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by math2000 at 2012-09-13 19:57:22
Â¥ÉÏÕý½â£¡
A=
rank(A) =3
ÔòA*=¡£¡£¡£

ÄÇÑùA*²»ÊÇÁã¾ØÕóÂð
5Â¥2012-09-13 23:27:56
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 289 ·Ö105500ҩѧר˶Çóµ÷¼Á(ÕÒBÇøÑ§Ð£) +4 °×ÔÆ123456789 2026-04-13 4/200 2026-04-16 00:18 by ·ÛÇßÈô³¾
[¿¼ÑÐ] һ־Ը³¶«´óѧ071000ÉúÎïѧѧ˶³õÊÔ·ÖÊý276Çóµ÷¼Á +26 Ľ¾øcc 2026-04-09 30/1500 2026-04-14 18:50 by ²ÌËÕÑô
[¿¼ÑÐ] 271Çóµ÷¼Á +35 2261744733 2026-04-11 41/2050 2026-04-14 15:36 by zs92450
[¿¼ÑÐ] 297Çóµ÷¼Á +23 ORCHID1 2026-04-10 26/1300 2026-04-14 13:52 by ³ÂƤƤ
[¿¼ÑÐ] 085408¹âµçÐÅÏ¢¹¤³Ìר˶355Ò»Ö¾Ô¸³¤´º¹â»úËùµ÷¼Á +6 Íõymaa 2026-04-13 13/650 2026-04-14 11:33 by Íõymaa
[¿¼ÑÐ] 300·ÖÇóµ÷¼Á £¨085501»úеר˶£¬±¾¿ÆÑï´ó£© +9 xu@841019 2026-04-11 10/500 2026-04-14 08:48 by ľľmumu¡«
[¿¼ÑÐ] 293Çóµ÷¼Á +16 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 18/900 2026-04-13 21:47 by ѧԱJpLReM
[¿¼ÑÐ] 314Çóµ÷¼Á +24 wakeluofu 2026-04-09 25/1250 2026-04-13 08:58 by lhj2009
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸²ÄÁÏ¿ÆÑ§Ó빤³Ì985£¬365·Ö£¬ +8 ²Ä»¯Àî¿É 2026-04-11 10/500 2026-04-12 08:42 by 852137818
[¿¼ÑÐ] 331Çóµ÷¼Á +5 Íõ¹ú˧ 2026-04-11 5/250 2026-04-11 22:56 by Ϫ½§Á÷Ë®
[¿¼ÑÐ] 283Çóµ÷¼Á 086004¿¼Ó¢¶þÊý¶þ +17 ÄǸöàà×Ó 2026-04-10 18/900 2026-04-11 16:27 by Ã÷Ô´ËʱÓÐ
[¿¼ÑÐ] 085410-273Çóµ÷¼Á +6 X1999 2026-04-10 6/300 2026-04-11 10:32 by Delta2012
[¿¼ÑÐ] 311Çóµ÷¼Á +13 xypÏë¶ÁÊé 2026-04-10 14/700 2026-04-11 09:41 by Öí»á·É
[¿¼ÑÐ] 22408 366·Ö£¬±¾¿Æ211£¬Ò»Ö¾Ô¸Î÷¹¤´ó +4 Rubt 2026-04-09 4/200 2026-04-10 19:51 by chemisry
[¿¼ÑÐ] 344Çóµ÷¼Á +7 ؼ·çѩҹ¹éÈËØ¼ 2026-04-09 7/350 2026-04-10 12:05 by pengliang8036
[¿¼ÑÐ] Ò»Ö¾Ô¸Öпƴó070300»¯Ñ§£¬314·ÖÇóµ÷¼Á +12 wakeluofu 2026-04-09 12/600 2026-04-10 09:57 by liuhuiying09
[¿¼ÑÐ] 085601³õÊÔ330·ÖÕÒµ÷¼Á +10 Á÷ÐÄÄ̻ưül 2026-04-09 10/500 2026-04-10 08:14 by Sammy2
[¿¼ÑÐ] Òѵ÷¼Á +18 ²ñ¿¤Ã¨_ 2026-04-09 19/950 2026-04-09 22:10 by ²ñ¿¤Ã¨_
[¿¼ÑÐ] ±¾¿Æ211 ¹¤¿Æ085400 280·ÖÇóµ÷¼Á ¿É¿çרҵ +3 LZH£¨µÈ´ýµ÷¼ÁÖÐ 2026-04-09 3/150 2026-04-09 21:29 by wutongshun
[¿¼ÑÐ] ²ÄÁÏר˶(0856) 339·ÖÇóµ÷¼Á +9 ¹þ¹þ¹þ¶ì¹þ¹þ¹þ 2026-04-09 10/500 2026-04-09 20:01 by Orcid
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û