૵Ẻ¹Õéà»ç¹ Compact Set äËÁ¤ÃѺ
૵ {ÚB(x,1) | ·Õè·Ø¡ x à»ç¹ÊÁÒªÔ¡º¹¨Ó¹Ç¹¨ÃÔ§áÅÐÁÕÃÑÈÁÕ 1} à»ç¹ Compact Set äËÁ¤ÃѺ
áµè૵¹Õé à»ç¹à«µäÁèÁբͺࢵ |
¹ÔÂÒÁ $B(x,1)$ ãËé´Ù˹èͤÃѺ
|
B(x,1) à»ç¹Ç§¡ÅÁ ·ÕèÁըشÈÙ¹Âì¡ÅÒ§ x áÅÐÃÑÈÁÕ 1 º¹»ÃÔÀÙÁÔ ¨Ó¹Ç¹¨ÃÔ§ÊͧÁÔµÔ
|
¶éÒäÁèÃÇÁ¢Íº´éÇ $B(x,1)$ ¨ÐäÁèà»ç¹ closed set ¨Ö§äÁè compact ¤ÃѺ
|
àÇÅÒ·ÕèáÊ´§·Ñé§ËÁ´ à»ç¹àÇÅÒ·Õè»ÃÐà·Èä·Â (GMT +7) ¢³Ð¹Õéà»ç¹àÇÅÒ 15:57 |
Powered by vBulletin® Copyright ©2000 - 2024, Jelsoft Enterprises Ltd.
Modified by Jetsada Karnpracha