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#16
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ÍéÒ§ÍÔ§:
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#17
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ÍéÒ§ÍÔ§:
¢Í¶ÒÁ´éǤÇÒÁʧÊÑÂ˹è͹ФÃѺ «Öè§ÍÒ¨¨Ð¢Ñ´¨Ñ§ËÇÐËÅÒÂæ ·èҹ㹷Õè¹Õé¹Ð¤ÃѺ ¼ÁʧÊÑÂÇèÒ¡ÒäӹdzẺ·ÕèãËé´Ù¹Ð¤ÃѺ àÃÒÊÒÁÒöÊÑè§ Mathematica Âѧä§ËÃͤÃѺ ·Õèâ»Ãá¡ÃÁÁѹáÊ´§ÃÒÂÅÐàÍÕ´ãËé´Ùä´é¢¹Ò´¹Õé¹Ð¤ÃѺ ËÃ×ÍÇèÒàÃÒÊÒÁÒö仴Ùä´é¨Ò¡·Õèä˹ Íѹ¹ÕééÍÂÒ¡ÃÙéÁÒ¹Ò¹ÁÒ¡áÅéǤÃѺ ¢Íº¤Ø³ÁÒ¡æ ¤ÃѺ ¢Íâ·É´éǹФÃѺ·Õè¢Ñ´¨Ñ§ËÇÐËÅÒÂæ ·èÒ¹¤ÃѺ |
#18
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áÅéÇÁÕ͹ءÃÁµÑÇä˹ÍÕ¡ºéÒ§¤ÃѺ·ÕèµéͧãªéÇÔ¸Õ Improper Integral 㹡ÒÃá¡é
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#19
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¡ÒÃà¢Õ¹Ẻ Steb by Step ¢Öé¹ÍÂÙè¡Ñº Script ¢Í§¡ÒÃà¢Õ¹ áÅÐ Function 1. ¡Ã³Õ·ÕèÁÕ¡ÒáÓ˹´ Script <== ¨Ð¤è͹¢éÒ§§èÒ à¾ÃÒÐÁÕ Pattern ¡ÒäԴ·Ò§¡ÒäӹdzÍÂÙèáÅéÇ 2. ¡Ã³Õ·ÕèäÁèÊÒÁÒö¡Ó˹´ä´é´éÇ Script <== Ẻ¹Õé¨ÐàÃÕ¡ÇèÒà»ç¹áºº General Function «Ö觨Фè͹¢éÒ§ÂÒ¡ à¾ÃÒеéͧµÃǨÊͺ¤ÇÒÁà»ç¹ä»ä´é áÅеéͧà¢Õ¹ Script Ẻ Shell Script ·Ñé§ÊͧẺ¨Ðµéͧà¢Õ¹´éÇÂãªé¾×é¹°Ò¹¡ÒÃà¢Õ¹ÀÒÉҢͧâ»Ãá¡ÃÁ¹Ñé¹ æ (ËÃ×ͪش¤ÓÊÑè§) ·ÕèàÃÕ§ÃéÍ¡ѹ ¤ÅéÒÂ æ ¡Ñº¡ÒÃà¢Õ¹â»Ãá¡ÃÁÀÒÉÒ·ÑèÇ æ ä» àªè¹ C Basic Fortran Java Cgi Php ÏÅÏ ã¹ Mathematica Language µéͧà¢éÒã¨´Õ æ ÀÒÉÒ Mathematica ¹Ð¤ÃѺ ¨ÐÁÕâ¤Ã§ÊÃéÒ§àËÁ×͹ÀÒÉÒ C áÅÐ Perl Script ¨Ð¡µÑÇÍÂèÒ§ãËéà»ç¹¡Ã³ÕÈÖ¡ÉÒ (¡è͹Í×è¹ ãËé Set Font à»ç¹ÀÒÉÒä·Â â´Âä»·Õè Menu -> Format -> Font -> Set Thai Font ¡ÒÃà¢Õ¹ Step by Step ¡Òúǡ ź àÈÉÊèǹµÃáÂÐ $$\frac{a}{b}+\frac{c}{d}= \frac{a (lcm(b,d)/b))+c (lcm(b,d)/d}{lcm(b,d)}$$ â´Â·Õè a(x),b(x),c(x),d(x) à»ç¹¿Ñ§¡ìªÑ¹¾ËعÒÁ ´ÙáÅéÇ¡çäÁèÁÕÍÐäÃãËéà¢Õ¹Ẻ¡Ó˹´ Script ¢Í§¤ÓÊÑè§ä»àÅ µÒÁÇÔ¸Õ·Ó·Õèµéͧ¡ÒÃáÊ´§ àªè¹µéͧ¡ÒÃáÊ´§ÇԸշӴѧ¹Õé ¤ÅÔ¡ Source ˹ѧÊ×ÍäÁèÁÕ¤ÃѺ à¾ÃÒÐà»ç¹ Idea ੾ÒÐ㹡ÒÃà¢Õ¹â»Ãá¡ÃÁ ÈÖ¡ÉÒà¾ÔèÁàµÔÁ Step by Step àÃ×èͧ͹ؾѹ¸ì 09 Á¡ÃÒ¤Á 2009 09:29 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 1 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ ¤Ø³ªÒ¹éÍ à˵ؼÅ: à»ÅÕè¹ gcd à»ç¹ lcm |
#20
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ÍéÒ§ÍÔ§:
¢Í§¤Ø³ gon µéͧà»ç¹ Improper Integral à¾ÃÒФس gon àÅ×Í¡ãªé ÍÔ¹·Ô¡ÃÑŨӡѴࢵ㹪èǧ $x\in [0,1]$ ´Ñ§¹Ñ鹨Ðãªé͹ءÃÁàâҤ³ÔµÍ¹Ñ¹µìäÁèä´é à¾ÃÒÐ |x| < 1 ¨Ö§¼Ô´·Õè¡ÒÃãªéÊٵà ¨Ö§µéͧ take $m \rightarrow \infty $ à¾×èÍ·Õè¨Ð¤Ó¹Ç³Í¹Ø¡ÃÁàâҤ³Ôµ¨Ó¡Ñ´á¤è m ¾¨¹ìà·èÒ¹Ñé¹ áÅÐà»ç¹ Improper Integral à¾ÃÒÐàÁ×èÍà¢éÒÊÙµÃáÅéÇÍÔ¹·Ôá¡Ã¹´ì·Õèä´é äÁèµèÍà¹×èͧ·Õè x = 1 (µÑÇÊèǹà»ç¹ 0) ¤ÃѺ |
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