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math2000: ½ð±Ò+3, ¡ï¡ï¡ïºÜÓаïÖú, Äܸø³öÕâÖÖÎÊÌâµÄÒ»°ã½â·¨Â𣿼´ÖªµÀphi^2£¬ÔõôÇóphi¡£Ð»Ð» 2013-08-01 16:21:25
Â¥Ö÷,ÄãºÃ, ÎÒ¾õµÃÄãÏëÒªÕÒµÄÏ´ÅÆ²»´æÔÚ. Çë¼ì²éÏÂÃæÂÛÊö,¿´ÊÇ·ñºÏÀí.

ÉèÒ»´ÎÏ´ÅÆµÃµ½µÄÖû»Îª phi. ÄÇôphi^2 д³ÉÑ­»··Ö½âΪ
phi^2 = (A 6 4 K 10 7 Q 9 5) (2 3 8 J).
Ò»¸öÑ­»·³¤ 9, ÁíÒ»¸ö³¤4. Òò´Ëphi^2µÄ½×Ϊ36, ¼´ 4 ºÍ9µÄ×îС¹«±¶Êý.

Èç¹û phi µÄÑ­»·³¤¶ÈΪ a1, a2, ..., ak, ÆäÖÐaiΪÕýÕûÊý, ÇÒºÍΪ13. ÄÇô
phi µÄ½×Ϊ a1, a2, ..., ak µÄ×îС¹«±¶Êý.  µ«ÊÇ, phi^2 µÄ½×Õû³ý phiµÄ½×, Òò´Ë a_i ¿ÉÒÔÈ¡µÄÖµÖ»ÏÞÓÚ:
1,2,3,4,6,9,12.  ÒªÏëÆ½·½Éú³É³¤¶ÈΪ9+4µÄÑ­»·, Ö»ÓÐÒ»ÖÖ¿ÉÄÜ: phi±¾ÉíÒ²ÊÇ9+4Ñ­»·.

È»¶ø, 4 Ñ­»·µÄƽ·½ÊǶþ½×µÄ, ±ÈÈç ( A 2 3 4)^2 = (A 3)(2 4), ¾ø¶Ô²»»áµÃµ½ (2 3 8 J).

ÇëÂ¥Ö÷¿´¿´ÊÇ·ñ³­´íÌâÄ¿ÁË, »òÊÇÓÐÈ˸úÄ㿪ÁËÍæÐ¦Å¶.
We_must_know. We_will_know.
2Â¥2013-07-31 00:21:54
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yangrui123

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Õâ¸öÌâÄ¿ºÃÏñÓÐÎÊÌ⣬Äã¿´¿´ÊDz»ÊÇÄij­´íÁË ÆäʵÕâÊÇÒ»¸ö¼òµ¥µÄÖû»ÎÊÌâ
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[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +5 ban°àСÆß 2026-04-11 5/250 2026-04-14 10:58 by dick_runner
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤329·ÖÇóµ÷¼Á +24 Ò¶zilin 2026-04-13 25/1250 2026-04-14 09:20 by ÊÔ¹ÜÆÆÁÑ
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[¿¼ÑÐ] Çóµ÷¼Á +15 Ñ©·ê¶¬ 2026-04-10 15/750 2026-04-14 08:47 by ľľmumu¡«
[¿¼ÑÐ] Çóµ÷¼Á +3 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 3/150 2026-04-14 01:00 by Íõ¬Bè±
[¿¼ÑÐ] 293Çóµ÷¼Á +16 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 18/900 2026-04-13 21:47 by ѧԱJpLReM
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[¿¼ÑÐ] 352 Çóµ÷¼Á +6 yzion 2026-04-11 8/400 2026-04-11 16:24 by Ã÷Ô´ËʱÓÐ
[¿¼ÑÐ] 22408 352·ÖÇóµ÷¼Á0854Àà +4 ŬÁ¦µÄÏÄÄ© 2026-04-09 4/200 2026-04-11 09:57 by zhq0425
[¿¼ÑÐ] »¯Ñ§¹¤³ÌÓë¼¼Êõ324µ÷¼Á +23 Ëï³£»ª 2026-04-09 25/1250 2026-04-11 00:07 by ÆïÅ£¶Éº®½­
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[¿¼ÑÐ] 332£¬085601Çóµ÷¼Á +12 ydfyh 2026-04-09 14/700 2026-04-09 17:28 by wp06
[¿¼ÑÐ] 334Çóµ÷¼Á +16 Riot2025 2026-04-08 17/850 2026-04-09 09:28 by wdyheheeh
[¿¼ÑÐ] Çóµ÷¼Á£¬ÏÖÔÚ»¹ÄÜÌîµÄ +3 Éϰ¶Ð¡Ó¨¼ÓÓÍ 2026-04-08 3/150 2026-04-08 14:30 by zhq0425
[¿¼ÑÐ] 388Çóµ÷¼Á +6 ËÄ´¨ÍõÌÎ 2026-04-07 8/400 2026-04-08 00:17 by JourneyLucky
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