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topology ¶ÒÁ˹èͤêÒºªèÇÂ˹èÍÂ
ãËé (X,d) à»ç¹»ÃÔÀÙÁÔàÁµµÃÔ¡ áÅÐÊÓËÃѺ k>0 ¹ÔÂÒÁ dk = dk(x,y) =kd(x,y) ·Ø¡ x,y ÍÂÙèã¹ X
¨§¾ÊÙ¨ ¶éÒ G à»ç¹ÊѺવ¢Í§ X áÅéÇ Gà»ç¹à«µà»Ô´ã¹ (X,d) ¡çµèÍàÁ×èÍ G à»ç¹àªµà»Ô´ã¹ (X,dk) 
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| ªèǾÔÊÙ¨¹ìàÃ×èͧ topology ´éǤÃѺ ÂѧäÁèä´é¤ÓµÍºàÅ | áÁ· à·¾ | ¤³ÔµÈÒʵÃìÍØ´ÁÈÖ¡ÉÒ | 5 | 20 àÁÉÒ¹ 2011 22:31 |
| ªèÇÂ˹èͤÃѺ Topology | áÁ· à·¾ | ¤³ÔµÈÒʵÃìÍØ´ÁÈÖ¡ÉÒ | 4 | 31 Á¡ÃÒ¤Á 2011 04:06 |
| ¶ÒÁ»ÑËÒ topology àº×éͧµé¹Ë¹èͤÃѺ | phoneee | ¤³ÔµÈÒʵÃìÍØ´ÁÈÖ¡ÉÒ | 2 | 19 ¡ØÁÀҾѹ¸ì 2010 13:52 |
| Topology 2 ¢éÍ ªèÇ·Ó˹èͤР| meezcooter | ¤³ÔµÈÒʵÃìÍØ´ÁÈÖ¡ÉÒ | 1 | 03 ¸Ñ¹ÇÒ¤Á 2008 09:46 |
| topology à¡ÕèÂǡѺ૵»Ô´ | chaitung | ¤³ÔµÈÒʵÃìÍØ´ÁÈÖ¡ÉÒ | 3 | 10 ¾ÄȨԡÒ¹ 2006 00:27 |
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