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µù¡R¦b°ê¤p¡A§Ṳ́£¤]»¡¶ê©P²vµ¥©ó3(©Î3.14¶Ü¡S) ¦b°ê¤¤¤£¤]»¡-1µL¥¤è(¹ê)®Ú¶Ü¡S ¤]¤£¬O¤£½Í¥¦Ìªº¯u¹ê©Ê¡A¥u¬O®É¾÷¥¼¨ì(³oӮɾ÷¬O¤j¤H¨M©wªº...) ¦ý¬O¦b¬Y¨Ç³õ¦X¡A¦³¨Ç¦Ñ®v»{¬°¸Ó¸É¥R»¡©ú®É ·|¥[¤W¥h¦p¡R¶ê©P²v¤£¬O¦³²z¼Æ¡A3¥u¬Oªñ¦üÈ¡Q¥»ÃD¶ê©P²v¥Î£kªí¥Ü t¼ÆµL¥¤è<b>¹ê</b>®Ú
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yani |
¦^ÂЩó: 2006/5/27 ¤W¤È 08:15:16
§ó¥¿¡R(³oӮɾ÷¬O¤j¤H¨M©wªº...) §ï¬°(³oӮɾ÷¬O¤j¤H¨M©wªº... ¦ý¬O·í¾Ç¥Í·Qª¾¹D¯u¹ê©Ê¡B§ó°ª¼h¦¸®É¡A¤j¤HÀ³§âÅv§QÁÙµ¹¾Ç¥Íªº)
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Xiao |
¦^ÂЩó: 2006/5/27 ¤U¤È 01:05:43
¦p¦ó§PÂ_¬O§_¬°¤G¤¸¤@¦¸¤èµ{¦¡
¦]¬°°Ý°ÝÃDªº¤H¨S¦³©w¸q²M·¡ ©Ò¥H§ÚÓ¤H»{¬°«ç»ò»¡´N«ç»ò¹ï ¤]¤£¥²§_»{§O¤Hªº»¡ªk ¦]¬°¤@¶}©l´N¨S©w¸q¦n¡A©Ò¥H·|ºtÅܦ¨ ¥H¦Û¤v©Ò¾Çªºµ{«×¥h©w¸qÃD¥Øªº·N«ä¡A ³o¼Ë°Q½×¤U¥h¤Ï¦ÓÅܪº¨S¸q·N¤F¡A¦b§Ú ¬Ý¨Ó¦]¬°¨S©w¸q²M·¡©Ò¥H¤j®aÁ¿ªº³£¹ï
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§Ú¬O¨Ó¶Ãªº ¡G¡] |
¦^ÂЩó: 2006/5/27 ¤U¤È 03:55:18
°Ý¤@¤U x=3 x+y=5
ºâ¤£ºâ¬O¤G¤¸¤@¦¸Áp¥ß¤èµ{¦¡
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§Ú¬O¨Ó¶Ãªº ¡G¡] |
¦^ÂЩó: 2006/5/27 ¤U¤È 04:06:15
°Ý¤@¤U
x=3 x+y=5 ºâ¤£ºâ¬O¤G¤¸¤@¦¸Áp¥ß¤èµ{¦¡¡H
x=3 x+y=5 x+y+z=5 ºâ¤£ºâ¬O¤T¤¸¤@¦¸Áp¥ß¤èµ{¦¡¡H
ax+by=5¬O¤£¬O¤G¤¸¤@¦¸¤èµ{¦¡¡H
ax+by=5¬°¤@±ø¥¦æx¶bªºª½½u¡A¨DaªºÈ¡A¸Õ°Ýa=? ax+by=5¬O¤£¬O¤G¤¸¤@¦¸¤èµ{¦¡¡H
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Xiao |
¦^ÂЩó: 2006/5/27 ¤U¤È 10:43:12
ÁÙ¬O¨S¦³©w¸q²M·¡°Ú! ¦pªG¤£©w¸q²M·¡½d³ò¡A³q±`«ç»ò»¡´N«ç»ò¹ï Ó¤Hªº¥ô¬°¡A§O¦b·N
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meathu |
¦^ÂЩó: 2006/5/28 ¤U¤È 12:21:28
¦U¦ìªº°Q½×·¥¬°ºëªö,¨ä¹ê¼Æ¾Çªº©w¸q·¥¬°«n,¤£¬O¶Ü?
©Ò¥H¦P¼Ë¤@Ó¦¡¤l,¨Ì©w¸qªº¤£¦P«K¦³¤£¦Pªº½×ÂI~~~
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jeff |
¦^ÂЩó: 2017/12/14 ¤U¤È 05:59:02
"§Ú¬O¨Ó¶Ãªº"¦Ñ®vªº´£°Ý«Ü¦³·N«ä¡A¥i¯à¤]¬O³\¦h¼Æ¾Ç¦Ñ®v±`¹J¨ìªººÃ´b¡C
Ó¤H¬Ýªk¬O¡G
³æ¤@¦¡¤lx=3¡A¦b°ê¤¤¶¥¬q©w¸q¬°¤@¤¸¤@¦¸¤èµ{¦¡¡A¦Ó¹³ x=3 x+y=5 ¤GÓ¤èµ{¦¡²Õ¦X¦b¤@°_®É¡A«h¦¨¥ß¤G¤¸¤@¦¸Áp¥ß¤èµ{¦¡(©Î¤G¤¸¤@¦¸¤èµ{²Õ)¡C
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§J³Ò´Ð |
¦^ÂЩó: 2018/12/21 ¤U¤È 07:15:26
¤ä«ùyani§gªº¬Ýªk¡A¤£µM3x+0xyzabc=3Ãø¹D¬O¤»¤¸¤»¦¸¤èµ{¦¡¶Ü¡H¤£¶È´X¤¸µLªk§P©w¡A³s ´X¦¸¤]µLªk§P©w¤F¡C ¤£¹L§Ú¨Ã¤£»{¬°°ê¤p·|»¡¶ê©P²v"µ¥©ó"3.14¡AÀ³¸Ó¬O"¨ú3.14¬°¶ê©P²vªº·§²¤È"¡A©Î¥Õ¸Ü ¤@ÂI¡A"¶ê©P²v¤j¬ù¬O3.14"¡C¥i¥H¤£n±Ð¨º»òÃø¡A¦ý¬O¤£¯à±Ð¿ùªº¡C
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benice |
¦^ÂЩó: 2018/12/22 ¤W¤È 06:37:26
ì©l°ÝÃD¥u´£¨ì¤èµ{¦¡¡A©Ò¥H¥u»Ý¦Ò¼{¥N¼Æ¤è±ªº©w¸q¡A ¨S¥²n§â´X¦ó(¤èµ{¹Ï§Î)²o§è¶i¨Ó¡C
¦¡¤l 3(2x + 4y) = 4(x + 3y) ¦³¨âÓÅÜ¼Æ x »P y¡A ³Ì°ª¦¸¶µ¬°¤@¦¸¡A©Ò¥H¥¦¬O¤G¤¸¤@¦¸¤èµ{¦¡¡C
ª`·N¡A¦¡¤l 3(2x + 4y) = 4(x + 3y) ¤Æ¨ì³Ì²³q±`¼g¦¨ x = 0¡A ¦ý¨ä¹ê§Ú̬O¬Ù²¤¤F y¡A¥¿½Tªº¼gªk¬O¡ix = 0, y ¬°¥ô·N¼Æ¡j¡A ©Ò¥H¨Ã¨S¦³¤Æ²¦¨¤@¤¸¤èµ{¦¡¡C
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§J³Ò´Ð |
¦^ÂЩó: 2018/12/22 ¤W¤È 11:00:00
benice§g¡G©Ò¥H3(2x + 4y) + xyz = 4(x + 3y) + xyz¬O¤T¤¸¤T¦¸¤èµ{¦¡¶Ü¡H
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benice |
¦^ÂЩó: 2018/12/23 ¤W¤È 07:52:59
¦^ §J³Ò´Ð¡G
3(2x + 4y) + xyz = 4(x + 3y) + xyz µ¥»ù©ó¡ix = 0¡Ay »P z ¬°¥ô·N¼Æ¡j¡A ©Ò¥H¬O¤T¤¸¤@¦¸¤èµ{¦¡¡C
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§J³Ò´Ð |
¦^ÂЩó: 2018/12/23 ¤U¤È 12:06:35
¦^benice§g¡G 3Ó¬Û¦PªºÅܼƬۼ¬O¤T¦¸¶µ¡A¨Ò¦px*x*x=x^3 3Ó¤£ºÉ¬Û¦PªºÅܼƬۼ¤]¬O¤T¦¸¶µ¡A¨Ò¦px*x*y=x^2y©Îx*y*z=xyz À³¸Ó¬O³o¼Ëªº§a¡H
¦]¦¹¨Ì±zªº¨£¸Ñ¡A3(2x + 4y) + xyz = 4(x + 3y) + xyz¤]À³¸Ó¬O¤T¤¸"¤T¦¸"¤èµ{¦¡¡A¦Ó ¤£¬O¤T¤¸¤@¦¸¤èµ{¦¡¡A±z»{¬°¦b¤U»¡±o¹ï¤£¹ï©O¡H
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benice |
¦^ÂЩó: 2018/12/23 ¤U¤È 03:10:05
¦^ §J³Ò´Ð¡G
µ¥¸¹«e«áªº xyz ¤¬¬Û®ø¥h¡A©Ò¥H³Ì°ª¦¸¶µ¬°¤@¦¸¡A¦]¦¹¬°¤@¦¸¤èµ{¦¡¡C
ÁöµM xyz ¶µ®ø¥h¡A¦ý¦¡¤l¦³´XÓÅܼơA¤èµ{¦¡´N©w¸q¥X´X¤¸ªºÃö«Y¦¡¡A ¤£¯àÀH·N¼W´î¡A©Ò¥H¬°¤T¤¸¤èµ{¦¡¡C
¤G¤¸Ãö«Y¡G https://zh.wikipedia.org/zh-tw/¤G¤¸关¨t https://en.wikipedia.org/wiki/Binary_relation
¦h¤¸Ãö«Y¡G https://en.wikipedia.org/wiki/Finitary_relation
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benice |
¦^ÂЩó: 2018/12/23 ¤U¤È 03:42:57
¦^ §J³Ò´Ð¡G
¤èµ{¦¡ 3(2x + 4y) + xyz = 4(x + 3y) + xyz ªº¸Ñ¶°¦X ¬O {(x,y,z)¡ýx = 0¡Ay,z ¬°¹ê¼Æ} ©Î {(0,y,z)¡ýy,z ¬°¹ê¼Æ}¡A ¦Ó«D {x¡ýx = 0} ©Î {0}¡C
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§J³Ò´Ð |
¦^ÂЩó: 2018/12/23 ¤U¤È 10:35:57
benice§g¡G §Úı±o§Ú̦ü¥G¬OÂû¦PÀnÁ¿¤F¡C §Ú³o¼Ë»¡¦n¤F¡AºJ¶}«e±ªºµo¨¥³£¤£½Í¡B·í§@¨S»¡¹L¡BÂk¹s¡A ½Ð°Ý±z»{¬°x*y*z=1¬O¤T¤¸´X¦¸¤èµ{¦¡¡H
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benice |
¦^ÂЩó: 2018/12/24 ¤W¤È 07:44:44
¦^ §J³Ò´Ð¡G
1. §Ú¦b 2018/12/23 ¤U¤È 03:10:05 ¦^ÂФå´N¦^µª§A¤F¡A ¥u¬O¤À¶}»¡©ú¦Ó¤w¡A¥ý»¡©ú¤@¦¸¡A¦A»¡©ú¤T¤¸¡C
(¨º½g¸Ì±¦C¥Xªº°Ñ¦Òºô¶ »P 2018/12/23 ¤U¤È 03:42:57 ¦^ÂÐ¤å ¬O¦b±j½Õ¡yÅܼƤ£¯àÀH·N¼W´î¡z¡C)
2. x*y*z = 1 ¬O¤T¤¸¤T¦¸¤èµ{¦¡
¤ñ¸û¡G x + x*y*z - x*y*z = 1 ¬O¤T¤¸¤@¦¸¤èµ{¦¡ (¦PÃþ¶µ¦X¨Ö¡Ax*y*z ®ø¥h) µ¥»ù©ó x = 1¡Ay »P z ¬°¥ô·N¼Æ
x + x*x*x - x*x*x = 1 ¬O¤@¤¸¤@¦¸¤èµ{¦¡ (¦PÃþ¶µ¦X¨Ö¡Ax*x*x ®ø¥h) µ¥»ù©ó x = 1
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Lopez |
¦^ÂЩó: 2018/12/24 ¤U¤È 01:22:16
xyz = 1 ¬O¤T¤¸¤T¦¸¤èµ{¦¡
¤ÀªR: xyz = 1 xyz - 1 = 0 µ¥¦¡ªº¥ªÃä¬O3Åܼƪº¦h¶µ¦¡. ¦¡¤¤¦³3ÓÅܼÆ,¦]¦¹ºÙ¬°"¤T¤¸" , ²Ä1¶µ = xyz , ¦¸¼Æ = 1+1+1 = 3 ²Ä2¶µ = - 1 , ¦¸¼Æ = 0 ¾ãÅ骺¦¸¼Æ±Ä³Ì°ª¦¸ = max { 3 , 0 } = 3 ¬G¬°¤T¦¸¤èµ{¦¡,¦]¦¹: xyz = 1 ¬O¤T¤¸¤T¦¸¤èµ{¦¡
Ãö©ó"¦¸¼Æ"ªº©w¸q,ºû°ò¦Ê¬ì¤¤¦³©w¸q(¤@¯ëªº½Ò¥»©w¸q¤]¬Û¦P). ¨Ò¦p,ºû°ò¦Ê¬ì¤¤ªº¨ä¤¤¤@¨Ò: XY³ + 2X + 5 - 0.3c ¬O¤T¤¸¥|¦¸¥|¶µ¦¡
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Lopez |
¦^ÂЩó: 2018/12/24 ¤U¤È 01:32:31
©êºp,º|¥´¤F¤@¨ÇÃöÁä¦r: Ãö©ó"¦¸¼Æ"ªº©w¸q,ºû°ò¦Ê¬ì¤¤¦³©w¸q: ½Ð¦bºû°ò¦Ê¬ìªº¶±¬d¸ß"¦h¶µ¦¡"
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