|
|
#1
17 ¸Ñ¹ÇÒ¤Á 2009, 20:59
|
||||
|
||||
˹ѧÊ×Í inversion
¼ÁÍÂÒ¡ÃÙéÇèÒ ÁÕ˹ѧÊ×Í àâҤ³Ôµ
·ÕèÊ͹àÃ×èͧ INVERSION ´Õæ + à¢éÒ㨠ºéÒ§ÁÑé¤ÃѺ ªèÇÂ˹è͹ФÃѺ  
__________________
... mathematical proofs, like diamonds, are hard as well as clear,and will be touched with nothing but strict reasoning. 
|
|
#2
18 ¸Ñ¹ÇÒ¤Á 2009, 23:46
|
|||
|
|||
|
˹ѧÊ×Í Geometry ã¹àÅèÁ¢Í§ HS Hall ¡çÁÕËÑÇ¢é͹Õé¹Ð¤ÃѺ áµèàËÁÒÐÊÓËÃѺÍèÒ¹à»ç¹¾×é¹°Ò¹¨ÃÔ§æ äÁèà¹é¹¡ÒûÃÐÂØ¡µì
Êèǹ¶éÒÍÂÒ¡ä´éẺ¤ÃºÇ§¨Ã ¡çÅͧ search ã¹ google ´éÇ¡ÒþÔÁ¾ì¤ÓÇèÒ inversion áÅéǾèǧ´éÇ olympiad à¢éÒä» ¡ç¹èÒ¨ÐÁÕËÅÒ link áµè¶éÒÂѧÍèÒ¹äÁèÊÐ㨠Åͧà¾ÔèÁ¤ÓÇèÒ projective geometry à¢éÒä»´éÇ¡çä´é¤ÃѺ à¾ÃÒÐ inversion ¡çà»ç¹Êèǹ¹Ö§ã¹ projective geometry link ¢éÒ§ÅèÒ§à»ç¹á¤è sample ¤ÃѺ TRY THIS LINK
__________________
à¡ÉÕ³µÑÇàͧ »ÅÒÂÁԶعÒ¹ 2557 áµè¨Ð¡ÅѺÁÒà»ç¹¤ÃÑ駤ÃÒÇ
|
  |
| à¤Ã×èͧÁ×ͧ͢ËÑÇ¢éÍ | ¤é¹ËÒã¹ËÑÇ¢é͹Õé |
|
|
