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20160131
2016ǯ01·î31Æü03:41

31=2^5-1.Euler ¤ÎÄêÍý¤«¤é¤Ï 2^30¢á1(mod 31) ¤¬ÆÀ¤é¤ì¤ë.Euler ¤ÎÄêÍý¤ò½Ð¤¹¤Þ¤Ç¤â¤Ê¤¯, 2^30=(2^5)^6¢á1(mod 31).

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20160130
2016ǯ01·î30Æü00:14

R ¤ò¼Â¿ôÁ´ÂΤ«¤é¤Ê¤ë½¸¹ç¤È¤¹¤ë.{(x,y);((x,y)¢ºR^2)¢Ê(y=(1-x^2)^(1/2))} ¤È {(x,y);((x,y)¢ºR^2)¢Ê(y=-x^2/2+1)} ¤Ï (0,1) ¤ÇÆ󼡤ÎÀÜ¿¨¤ò¤¹¤ë.¤·¤«¤·, Æó³¬Èùʬ¤¬¾¯¤·ÊѤï¤Ã¤Æ¤â¶¦Í­ÅÀ¤ÈÀÜÀþ¤ÎÊý¸þ¤¬Æ±¤¸¤Ê¤é¸«¤¿ÌܤǤÏÆ󼡤ÎÀÜ¿¨¤ò¤·¤Æ¤¤¤ë¤«¤É¤¦¤«¤Ïʬ

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20160129
2016ǯ01·î29Æü03:28

»°¼¡ Bézier ¶ÊÀþ¤ÏÂçÂλ°¼¡¶ÊÀþ¤Ç¤Ï¤Ê¤¤¤¬, ¶ÊΨ¤ÎÉä¹æ¤ò°ì²óÊѤ¨¤é¤ì¤ë¤È¤³¤í¤Ï»°¼¡È¡¿ô¤Î graph ¤È¶¦Ä̤·¤Æ¤¤¤ë.

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20160128
2016ǯ01·î28Æü03:18

»°¼¡ Bézier ¶ÊÀþ¤Ç±ß¤Î 1/4 ¼þ¤Ë¶á¤¤¶ÊÀþ¤Ï¤Ç¤­¤ë¤¬, ±ß¸Ì¤Ï¤Ç¤­¤Ê¤¤.

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20160127
2016ǯ01·î27Æü04:41

x ¤¬ 0 ¤Ç¤â -1 ¤Ç¤â¤Ê¤¤À°¿ô¤Î»þ, x^2+x+1 ¤ÏÊ¿Êý¿ô¤Ç¤Ï¤Ê¤¤.18^2+18+1=7^3.

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http://sketch.real.co.jp/contents/15513/15513254.png²Ä°¦¤¤¤È¤ÏÆñ¤·¤¤.º´¡¹ÌÚ´õ¡¢¡È¤Á¤ç¤ó¤Þ¤²¡É¥Ç¥³½Ð¤·¥Ø¥¢¤Ç¥ê¥é¥Ã¥¯¥¹¡Ö¤á¤Ã¤Á¤ã²Ä°¦¤¤¡×¤ÎÀ¼http://news.mixi.jp/view_news.pl?media_id=137&from=diary&id=3822269

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20160126
2016ǯ01·î26Æü00:10

»°¿ÊË¡¤Ç¤Î 222 ¤Ï½½¿ÊË¡¤Ç¤Î 26 ¤ËÅù¤·¤¤.

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¹¬¤»¤Ë¤Ê¤ë¤Ë¤Ï¼þ¤ê¤òÊѤ¨¤ë¤·¤«¤Ê¤¤»ö¤â¤¢¤ë.¡ÖÆȿȤÀ¤«¤é¡×ÉÔ¹¬¤Ê¿Í¡¢¡ÖÆȿȤÀ¤±¤É¡×¹¬¤»¤Ê¿Íhttp://news.mixi.jp/view_news.pl?media_id=77&from=diary&id=3818823

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20160125
2016ǯ01·î25Æü01:51

0 ¤ò̵¸Â·å¤ÎÆó¿Ê¿ô¤Ç 0 ¤¬Ìµ¸Â¤Ë¤¢¤ë¤È¹Í¤¨¤ë¤È, -1 ¤Ï 1 ¤Î̵¸Â¤ÎÏ¢¤Ê¤ê¤È¹Í¤¨¤ë¤«.

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µ´ÌÌ
2016ǯ01·î24Æü05:43

http://sketch.real.co.jp/contents/2400/2400344.png°ìÊý, ¤³¤ì¤Ç¤Ï¿Í·Áºî¤ê¤Î´ë²è¤â½Ð¤Ê¤¤¤À¤í¤¦.¢£¡Ö¥ª¥¿¥¯¤òçÓ¤á¤Æ¤ó¤Î¤«¡©¡×¡Ö»×¤Ã¤Æ¤¤¤¿¤Î¤È°ã¤¦¡×¡Ä¡Ä100Ëü±ß¤Î¡Ö¥é¥à¤Á¤ã¤óÅù¿ÈÂç¥Õ¥£¥®¥å¥¢¡×¤ËÅܤê¤ÎÀ¼¡ª(¤ª¤¿¤Ý¤ë - 01·î23Æü 20:11)http://news.mix

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20160124
2016ǯ01·î24Æü00:12

¹±Åù¼°¤È½ñ¤«¤ì¤Æ¤â, ²¿¤«Åù¤·¤¤¾ò·ï¤¬ÉÕ¤¯»ö¤â¤¢¤ë.x ¤È y ¤¬Ê£ÁÇ¿ô¤Ê¤é¤Ð, x*y=y*x ¤¬À®¤êΩ¤Ä¤¬, Ê£ÁÇ¿ô¤Ë¸Â¤é¤Ê¤±¤ì¤Ð¤½¤ì¤¬À®¤êΩ¤Ä¤È¤Ï¸Â¤é¤Ê¤¤.

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20160123
2016ǯ01·î23Æü00:39

1+n+n^2=1+(-n-1)+(-n-1)^2.

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20160122
2016ǯ01·î22Æü01:55

Ê¿Êý¿ô¤Ë¤Ï 0 ¤È 1 ¤Ï¤¢¤ë¤¬, ÁÇ¿ô¤Ï̵¤¤.

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20160121
2016ǯ01·î21Æü00:22

4^0+4^1+4^2=21.¤È¤³¤í¤Ç, »ä¤¬º£»È¤Ã¤Æ¤¤¤ë·×»»µ¡¤Ï¤¤¤Ä¤â page file ¤¬¤¢¤ë¤¬, ¼çµ­²±Îΰè¤ÎÍÆÎ̤ò 16GBytes ¤Ë¤¹¤ì¤Ð page file ¤Ë²¿¤«¤òÊÝ»ý¤·Â³¤±¤ë¤è¤¦¤Ê»ö¤Ï̵¤¯¤Ê¤ë¤«.

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Orangina
2016ǯ01·î20Æü20:54

¥Ö¥é¥Ã¥É¥ª¥é¥ó¥¸¡¼¥Ê¤Îȯɽ¤Î¤Ä¤¤¤Ç¤Ë, http://www.pixiv.net/member_illust.php?mode=medium&illust_id=36759061 ¤Ë KM¾Þ¤òÍ¿¤¨¤Þ¤·¤ç¤¦.ÀÖ¤¤¡Ö¥Ö¥é¥Ã¥É¥ª¥é¥ó¥¸¡¼¥Ê¡×¡¢¥ª¥é¥ó¥¸¡¼¥Ê¡õ¥ì¥â¥ó¥¸¡¼¥Ê¤Ë³¤¯Âè3ÃÆ¡£http://news.mixi.jp/view_news.pl?media_id

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20160120
2016ǯ01·î20Æü05:19

¼Â¿ô¤«¤é¤Ê¤ê, ¾å¤ËÍ­³¦¤Ç¶õ½¸¹ç¤Ç¤Ï¤Ê¤¤½¸¹ç¤Ë¤Ï¾å¸Â¤¬Â¸ºß¤¹¤ë.¤³¤Î»ö¤¬½é¤á¤Ë²¾Äꤵ¤ì¤ë»ö¤â¤¢¤ë¤¬, ¼Â¿ô¤Î¹½À®ÊýË¡¤Ë¤è¤ê¤³¤ÎÌ¿Â꤬¾ÚÌÀ¤µ¤ì¤ë»ö¤â¤¢¤ë.

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20160119
2016ǯ01·î19Æü00:16

x ¤È y ¤òÊ£ÁÇ¿ô¤È¤¹¤ë.­ô_{k=0}^{n}(xy^k) ¤¬ n¢ª¡ç ¤Ç¼ý«¤¹¤ë»ö¤È, (x=0)¢Ë(|y|<1)¢Ë(y=1) ¤ÏƱÃͤǤ¢¤ë.

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³«
2016ǯ01·î18Æü21:02

¤½¤ì¤Ç¤Ï Jeff Milton ¤À¤±¤¬Æý¼ó¤ò½Ð¤¹»ö¤ò³«ºÅ¤·¤Æ¤¯¤ì.¤³¤Î¤è¤¦¤Ê»ö¤ò½ñ¤¯ÅÛ¤ÏÃˤÀ.½÷À­¤À¤±¤Î¥È¥Ã¥×¥ì¥¹¥Ñ¡¼¥Æ¥£¡¡ÆüÍ˸á¸å¤Î¸ø±à¤Ç³«ºÅ¡Ê¹ë¡Ëhttp://news.mixi.jp/view_news.pl?media_id=103&from=diary&id=3809428

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ÆÌÌÌ
2016ǯ01·î18Æü11:41

ɽÌ̤ËÊ¿¤Î½ê¤¬Ìµ¤¤ÆÌÌ̤òÊ¿Ì̤ËÃÖ¤¤¤¿¤éÀÜ¿¨ÌÌÀÑ¤Ï 0.¸½ºß¤Î²Ê³Øµ»½Ñ¤Ç¤Ï̵Íý¡ª Ãϵå¾å¤Ç¤Ï´°àú¤Ê¡Öµå¡×¤Ïºî¤ì¤Ê¤¤¤Ã¤Æ¤Û¤ó¤È¡©http://news.mixi.jp/view_news.pl?media_id=121&from=diary&id=3807625

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20160118
2016ǯ01·î18Æü00:22

n ¤ò 1 °Ê¾å¤Î¼«Á³¿ô¤È¤¹¤ë.(2n+1)-³Ñ·Á¤Ï¼«¸Ê¸òºµ¤ò¤·¤Æ¤âÎɤ¤»ö¤È¤¹¤ë¤È, ¤É¤ÎÆóÎǤˤⶦͭÅÀ¤¬¤¢¤ë¤è¤¦¤Ë¤Ç¤­¤ë.(2n+2)-³Ñ·Á¤Ï¤¢¤ëÆóÎǤ˶¦Í­ÅÀ¤¬Ìµ¤¤.

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20160117
2016ǯ01·î17Æü00:15

n ¤ò 1 °Ê¾å¤Î¼«Á³¿ô¤È¤¹¤ë.(2n+1)-³Ñ·Á ¤ÈľÀþ¤Î¶¦Í­ÅÀ¤¬Í­¸Â¤Î»þ, ¶¦Í­ÅÀ¤Î¸Ä¿ô¤ÎºÇÂç¤Ï 2n ¤Ç¤¢¤ë.ÆÌ¿³Ñ·Á¤Ë¸Â¤ë¾ì¹ç¤Ï 2 ¤Ç¤¢¤ë.

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20160116
2016ǯ01·î16Æü02:02

»Í³Ñ·ÁÆó¸Ä¤Î¶¦Í­ÅÀ¤¬Í­¸Â¸Ä¤Î¾ì¹ç¤Ï¶¦Í­ÅÀ¤ÎºÇÂç¿ô¤Ï 16 ¤Ç¤¢¤ë.Æ̻ͳѷÁ¤Ë¸ÂÄꤹ¤ë¤È¤½¤¦¤Ï¤Ê¤é¤Ê¤¤.

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20160115
2016ǯ01·î15Æü11:35

¼«Á³¿ô¤ÎÈô¤Ó³¬¾è¤ÎÃÍ¤Ï 1, 1, 2, 3, 8, 15, ¡Ä¤Ç¤¢¤ë.½é¤á¤Î 4 ¸Ä¤Ï Fibonacci ¿ôÎó¤ÈƱ¤¸¤Ç, ½é¤á¤Î 5 ¸Ä¤Ï Fibonacci ¿ô¤Ç¤¢¤ë.

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20160114
2016ǯ01·î14Æü00:34

Q ¤òÍ­Íý¿ôÁ´ÂΤ«¤é¤Ê¤ë½¸¹ç¤È¤·, C ¤òÊ£ÁÇ¿ôÁ´ÂΤ«¤é¤Ê¤ë½¸¹ç¤È¤¹¤ë.(a,b,c)¢º(Q-{0})¡ßQ^2 ¤ËÂФ·¤Æ y=ax^2+bx+c ¤ÎÆ󼡶ÊÀþ¤ò¹Í¤¨¤ë»þ, ĺÅÀ (-b/(2a), (-b^2+4ac)/(4a)) ¤â Q^2 ¤Î¸µ¤Ç¤¢¤ë.(a,b,c)¢º(C-{0})¡ßC^2 ¤ËÂФ·¤Æ, (-b/(2a), (-b^2+4ac)/(4a))¢º

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»×¤¤¹þ¤ß
2016ǯ01·î13Æü22:21

À­ÅªÉ½¸½¤Ë»×ÁÛ¤¬ÊФäƤ¤¤ë¤«¤éÀ­ÅªÉ½¸½¤È»×¤¤¹þ¤à¤À¤í¤¦.À­ÅªÉ½¸½´Þ¤à´Á»úÌäÂ꽸¡¢½ÙÂæʸ¸Ë¤¬¿·µ¬¤Î½Ð²ÙÄä»ß¤È¼«¼ç²ó¼ý¤ò·èÄêhttp://news.mixi.jp/view_news.pl?media_id=128&from=diary&id=3801545

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20160113
2016ǯ01·î13Æü00:09

(3^0,3^1,3^2)=(1,3,9), (1^2,2^2,3^2)=(1,4,9).

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±§Ãè
2016ǯ01·î12Æü20:44

¤½¤ì¤Ç¶ä²Ï¤Î±¿Æ°¤òÀâÌÀ¤Ç¤­¤ë¤«.±§Ãè¤È¤Ï¼ç¤Ë¸½ºßÅ·ÂδѬ¤Çǧ¤á¤é¤ì¤Æ¤¤¤ëÈϰϤνê¤À¤í¤¦.Èù¾®¹½Â¤¤Ï±§Ãè¤Î¤¦¤Á¤ËÆþ¤ë¤«.¢£¡Ú¿ô³Ø¤Î»þÂå¡Ê£´¡Ë¡Û¹õÈĤȥÁ¥ç¡¼¥¯¤ÇÉÁ¤­½Ð¤¹±§Ãè¤Î¿¿Íý¡¡¡Ö¡Ø£±£°¼¡¸µ¤ÎÀ¤³¦¡Ù¤Ï¿ô³Ø¤ÇÀâÌÀ¤Ç¤­¤ë¡×(»º·Ð¿·Ê¹ - 01·î12Æü 07:43)

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20160112
2016ǯ01·î12Æü06:37

1^2 ¤È 12^2 ¤¬ Fibonacci ¿ô¤Ç¤¢¤ë»ö¤òµ­Ç°¤·¤è¤¦.

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20160111
2016ǯ01·î11Æü04:40

´ð¿ô¤¬ 2 °Ê¾å¤Î¼«Á³¿ô¤ÇÄê¿ô¤Î°Ì¼è¤êµ­¿ôË¡¤Ç 1 ¤ò¹çÀ®¿ô¸Ä¤À¤±Ê¤٤¿¿ô¤Ï¹çÀ®¿ô¤Ç¤¢¤ë.

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¤ï¤«¤é¤Ê¤¤
2016ǯ01·î10Æü07:09

ËܿͤÏÆɤߤˤ¯¤¤¤È»×¤ï¤Ê¤¤¤«.ÀµÄ¾¤ï¤«¤é¤Ê¤¤¡Ä¥«¥¿¥«¥Ê¸ì1°Ì¤Ïhttp://news.mixi.jp/view_news.pl?media_id=29&from=diary&id=3795858

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