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iooih
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¥[¤J¤é´Á: Mar 2003
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ÂÂ 2003-12-14, 08:27 PM #1
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iooihÂ÷½u¤¤  
jamesfuh
Power Member
 
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¥[¤J¤é´Á: May 2003
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ÂÂ 2003-12-14, 10:11 PM #2
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martinlien
Golden Member
 

¥[¤J¤é´Á: Mar 2002
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ÂÂ 2003-12-15, 01:24 AM #3
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iooih
Regular Member
 

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ÂÂ 2003-12-15, 02:18 PM #4
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bestdoctors
Major Member
 
bestdoctorsªº¤jÀY·Ó
 

¥[¤J¤é´Á: Aug 2002
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ÂÂ 2003-12-15, 02:21 PM #5
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bestdoctorsÂ÷½u¤¤  
BorgMu
Elite Member
 

¥[¤J¤é´Á: May 2002
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Wink

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ÂÂ 2003-12-15, 08:25 PM #6
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Reich ­ð
Golden Member
 
Reich ­ðªº¤jÀY·Ó
 

¥[¤J¤é´Á: Oct 2000
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Originally posted by bestdoctors
¦n¦n¬Ý¤@¤U­^¤åÀ°§U¡A§Ú¦L¶HùØ­±¡A»OÆWªºªB¤Í­^¤å«Ü¤£¿ùªº¡C

¥xÆWªººô¸ôÆZ´¶¤Îªº¡A³\¦h¤Wºôªººô¤Í³£¬O"¤p¾Ç¥Í"¡A©Ò¥H¬Ý¤£¤ÓÀ´¡]¤£¬O§¹¥þ¤£À´¡^­^¤å¬O¥¿±`ªº°Õ¡C
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ÂÂ 2003-12-15, 09:14 PM #7
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hsinshun
Regular Member
 

¥[¤J¤é´Á: Feb 2003
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²Ä¤@­Ó§¹¥þ¼Æ(perfect number)¬O6=1+2+3,²Ä¤G­Ó¬O28,...
­Y1+2+4+...+2n¬O½è¼Æ,«hN=2n(1+2+...+2n)¬O¤@­Ó§¹¥þ¼Æ
³o¼Ëªº½è¼Æ¥s§@±ö¥P¥§½è¼Æ(Mersenne primes)
±ö¥P¥§¼Æ¡]Mersenne numbers¡^¥i¥H¼g¦¨2p¡Ð1¡A³q±`¥ÎMpªí¥Ü¡A¨ä¤¤p¬O½è¼Æ¡C¨Ò¦pM11=211¡Ð1=2047¡C1644¦~¡A±ö¥P¥§¯«¤÷µo²{·íp¬O2,3,5,7,13,17,¤Î19®É¡AMp¥»¨­¤]¬O½è¼Æ¡F¥L¨Ã±À´ú·íp¬O31,67,127¤Î257®É¡AMp¤]¬O½è¼Æ¡F¦ý¦b³o½d³ò¤º¨ä¥Lªºp­È³£¤£¯à¨ÏMp¬°½è¼Æ¡C

Prime95³o¤@®M³nÅé´N¬O¥Î¨Ó­pºâ§ä¥X¤U¤@­Ó±ö¥P¥§¼Æªº³nÅé¡C¦³ÂIÃþ¦üUD¡A§Q¥Î­Ó¤H¹q¸£ªº¹BºâÀ°¦£­pºâ§ä´M¤U¤@­Ó±ö¥P¥§¼Æ¡A¦ý¬O§Ú­Ì²{¦b®³³o®M³nÅé´ú¸Õí©w«×¥u¥Î¨ìTorture testªº¥\¯à¡A¥L­ì¥»ªº³]­p¬OÅý§A´ú¸Õ¨t²Î¹Bºâªº¥¿½T©Ê¡AÁ×§Kºâ¥X¿ù»~ªº¼Æ¾Ú¡A¼vÅTµ²ªG¡C

¥H¤U¬O³Ì·sªº±ö¥P¥§¼Æ
On November 17, 2003 Michael Shafer discovered the 40th known Mersenne prime, 2^20996011-1. This is the largest known prime number.
­è¥XÄlªº­ò!!¦³ªÅ¤j®aºâºâ¬Ý¡A·d¤£¦n²Ä41­Ó±ö¥P¥§¼Æ´N¬OÅý§A§ä¨ì¤F!!
ÂÂ 2003-12-16, 12:45 AM #8
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hsinshunÂ÷½u¤¤  
BorgMu
Elite Member
 

¥[¤J¤é´Á: May 2002
¤å³¹: 7,865
Talking

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Originally posted by hsinshun
²Ä¤@­Ó§¹¥þ¼Æ(perfect number)¬O6=1+2+3,²Ä¤G­Ó¬O28,...
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³o¼Ëªº½è¼Æ¥s§@±ö¥P¥§½è¼Æ(Mersenne primes)
±ö¥P¥§¼Æ¡]Mersenne numbers¡^¥i¥H¼g¦¨2p¡Ð1¡A³q±`¥ÎMpªí¥Ü¡A¨ä¤¤p¬O½è¼Æ¡C¨Ò¦pM11=211¡Ð1=2047¡C1644¦~¡A±ö¥P¥§¯«¤÷µo²{·íp¬O2,3,5,7,13,17,¤Î19®É¡AMp¥»¨­¤]¬O½è¼Æ¡F¥L¨Ã±À´ú·íp¬O31,67,127¤Î257®É¡AMp¤]¬O½è¼Æ¡F¦ý¦b³o½d³ò¤º¨ä¥Lªºp­È³£¤£¯à¨ÏMp¬°½è¼Æ¡C

Prime95³o¤@®M³nÅé´N¬O¥Î¨Ó­pºâ§ä¥X¤U¤@­Ó±ö¥P¥§¼Æªº³nÅé¡C¦³ÂIÃþ¦üUD¡A§Q¥Î­Ó¤H¹q¸£ªº¹BºâÀ°¦£­pºâ§ä´M¤U¤@­Ó±ö¥P¥§¼Æ¡A¦ý¬O§Ú­Ì²{¦b®³³o®M³nÅé´ú¸Õí©w«×¥u¥Î¨ìTorture testªº¥\¯à¡A¥L­ì¥»ªº³]­p¬OÅý§A´ú¸Õ¨t²Î¹Bºâªº¥¿½T©Ê¡AÁ×§Kºâ¥X¿ù»~ªº¼Æ¾Ú¡A¼vÅTµ²ªG¡C

¥H¤U¬O³Ì·sªº±ö¥P¥§¼Æ
On November 17, 2003 Michael Shafer discovered the 40th known Mersenne prime, 2^20996011-1. This is the largest known prime number.
­è¥XÄlªº­ò!!¦³ªÅ¤j®aºâºâ¬Ý¡A·d¤£¦n²Ä41­Ó±ö¥P¥§¼Æ´N¬OÅý§A§ä¨ì¤F!!

·PÁ±zªººëÅP¸Ñ»¡....¦b¤U±q¤U¼Æ¾Ç´NµL½t,³o¨Ç¼Æ¦rªº³£¬O¤£ª¾©Ò¥HµM.
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¹³¬Osetter­pµe¬O§ä¥~¬P¥Í©Rªº,UD¦ü¥G¬O´M§äÀù¯g¹Bºâªº.....¨º Prime95 §ä¥X¶V¦hªº½è¼Æ¯à¦³¦ó¹ê½è¤WªºÀ°§U©O?
ÂÂ 2003-12-16, 01:39 AM #9
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BorgMuÂ÷½u¤¤  
hsinshun
Regular Member
 

¥[¤J¤é´Á: Feb 2003
±zªº¦í§}: ¥x«nÀ°
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Originally posted by BorgMu
·PÁ±zªººëÅP¸Ñ»¡....¦b¤U±q¤U¼Æ¾Ç´NµL½t,³o¨Ç¼Æ¦rªº³£¬O¤£ª¾©Ò¥HµM.
¨º¯à½Ð±Ð¤@¤U³o­Ó ±ö¥P¥§½è¼Æ §ä¥X¨Ó¦³¦ó¹ê½è¤Wªº¥Î³~©O?
¹³¬Osetter­pµe¬O§ä¥~¬P¥Í©Rªº,UD¦ü¥G¬O´M§äÀù¯g¹Bºâªº.....¨º Prime95 §ä¥X¶V¦hªº½è¼Æ¯à¦³¦ó¹ê½è¤WªºÀ°§U©O?


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1876¦~ªk°ê¼Æ¾Ç®a¬¥§J¥q (Lucas) ¥Îµ§ºâ¥X¤@­Ó³Ì¤j¬ö¿ý M127¡A³o­Ó¼Æ¤j¹F39¦ì¼Æ¡A¬O¤HÃþ¥Î¯Èµ§ºâ¥Xªº12­Ó²ö¥P¥§¼Æ¤¤¤§³Ì¤jªÌ¡C
´N¹³¦­´Á¦b¦U­Ó¥ý¶i°ê®a¶¡¡A¦s¦bµÛ¶ê©P²vPiªºÄvÁÉ¡A¦U°ê¥H³Ì¥ý¶iªº¶W¯Å¹q¸£­pºâPiªº¤p¼ÆÂI¦ì¼Æ¡A¦­´Áªº¯BÂI¹Bºâ§Þ³N¨Ã¤£ºë½T¡A¯à°÷ºâ¥X¶Vºë½TªºPi¡A¥Nªí³o­Ó°ê®aªº§Þ³N¤Î¬ì§Þ¶Vµo¹F¡A·íµM²{¦b³oºØ¼Æ¾ÇÄvÁɤw¸g¨S¦³¤F¡A¨ú¦Ó¥N¤§ªº¬O¤ÓªÅÄvÁÉ!!
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ÂÂ 2003-12-16, 02:21 AM #10
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