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±ß¦~ªº¹Fº¸¤å¡]Charles R. Darwin, 1809-1882¡^¦b¦Û¶Ç¸Ì­±»¡¡G

I attempted mathematics...but I got on very slowly. The work
was repugnant to me, chiefly from my not being able to see
any meaning in the early steps in algebra. ...and in after years
I have deeply regretted that I did not proceed far enough at
least to understand something of the great leading principles
of mathematics; for men thus endowed seem to have an extra
sense.

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ı±o¦Û¤v¤ñ¨º¨Çºë³q¼Æ¾Çªº¤H¤Ö¤F¤@®Úµ¬¡Cªá¤F³\¦h¦~­W«äÅܲ§¦p¦ó¿ò¶Ç
ªº¹Fº¸¤å¬°¦ó¨S¦³µo²{¿ò¶Ç©w«ß¦V¨Ó¬O­Ó­@¤H´M¨ýªº°ÝÃD¡C¤]³\¥¿¦p¹Fº¸
¤å¦Û¤v»¡ªº¡Aºë³q¼Æ¾Çªºª«²z±Ð®v©s¼wº¸¡]Gregor J. Mendel, 1822-1884¡^
´N¬O¤ñ¥L¦h¤F®Úµ¬¡A¤~¯à¬Ý¥X½ÆÂø¯É¶Ãªº¹êÅçµ²ªG©ÒÁô§tªºÂ²³æ©w«ß¡C

°£¤F©s¼wº¸ªº¿ò¶Ç©w«ß¤§¥~¡AÁÙ¦³³\¦h¥Î¼Æ¾Ç¨Ó¸Ñ¨M¥Íª«¾Ç°ÝÃDªº¨Ò¤l¡C
¨º»ò¦³¨S¦³¤°»ò¥Î¥Íª«¾Ç¨Ó¸Ñ¨M¼Æ¾Ç°ÝÃDªº¨Ò¤l©O¡H

¤Q¤K¥@¬ö®ÉªF´¶¾|¤h¦³­Ó«°¥«¥s°µ¬ì¥§´µ³ù¡]Koenigsberg¡^¡A«°ùئ³¨â®y
®qÀ¬¦ì©óPregelªe¤¤¡A¦@¦³¤C®y¾ô±N¥¦­Ì³s°_¨Ó¡C·í¦aªº©~¥Á·QµÛ¬O§_¦³
¤@­Ó´²¨Bªº®Èµ{¡A¥i¥H¤@¦¸¨«¹L©Ò¦³ªº¾ô¼Ù¡A¦ý¤£­«½Æ¨«¹L¦P¤@®y¡H

³o­Ó¤j®a¤p®É­Ô³£ª±¹Lªº¤@µ§µe°ÝÃDÅý·í¦a©~¥Á§xÂZ¤F«Ü¤[¡A¦¨¤F¼Æ¾Ç¥v
¤WµÛ¦Wªº¡u¤C¾ô°ÝÃD¡v¡Aª½¨ì1736¦~¤~¥Ñ°¶¤jªº¼Æ¾Ç®a¤×©Ô¡]Leonhard P.
Euler, 1707-1783
¡^´£¥X¤F¸Ñµª¡Cµª®×¬O±Ù°vºIÅKªº¡u¤£¥i¯à¡I¡v¡C

1859¦~·Rº¸Äõª«²z®aº~¦Ìº¸¹y¡]William R. Hamilton, 1805-1865¡^¥Ñ¦¹±o¨ì
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Ãä¤À§O·Q¹³¦¨«°¥«»P¹D¸ô¡Aª±¹CÀ¸ªº¤H¥²¶·§ä¥X¤@±ø³q¹L¨C¤@®y«°¥«ªº¸ô
®|¡A¦Ó¥B¨C®y«°¥«¥u¯à¸g¹L¤@¦¸¡A¨«¹Lªº¹D¸ô¤]¤£¯à¦A¨«¡C³o­Ó¹CÀ¸«á¨Ó
´N¦¨¤FµÛ¦Wªºº~¦Ìº¸¹y¸ô®|¡]Hamilton path¡^°ÝÃD¡C

¼Æ¾Ç®a§i¶D§Ú­Ì¡A¤×©Ôªº°ÝÃD¤ñ¸û®e©ö¸Ñ¨M¡Aº~¦Ìº¸¹yªº°ÝÃD´N³Â·Ð¤F¡G
§Y¨Ïª¾¹D¦³¸Ñ¡A¤]«ÜÃøª¾¹D¨ì©³¦³´XºØ¨«ªk¡C¦pªG¥Î¤@¤@¹Á¸Õ¥i¯àªº¸ô®|
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