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| ÊÁѤÃÊÁÒªÔ¡ | ¤ÙèÁ×Í¡ÒÃãªé | ÃÒª×èÍÊÁÒªÔ¡ | »¯Ô·Ô¹ | ¢éͤÇÒÁÇѹ¹Õé | ¤é¹ËÒ |
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à¤Ã×èͧÁ×ͧ͢ËÑÇ¢éÍ | ¤é¹ËÒã¹ËÑÇ¢é͹Õé |
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#1
26 àÁÉÒ¹ 2012, 16:58
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͹ءÃÁàÈÉÊèǹ ªèÇÂ˹èͤÃѺ
ÚB=$\frac{1}{334x1000}+\frac{1}{335x999}+\frac{1}{336x998}+...+\frac{1}{1000x334}$
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"Végre nem butulok tovább" ("ã¹·ÕèÊØ´ ¢éÒ¾à¨éÒ¡çäÁèà¢ÅÒŧÍÕ¡µèÍä»") 26 àÁÉÒ¹ 2012 16:58 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 2 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ cardinopolynomial 
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#2
26 àÁÉÒ¹ 2012, 17:21
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http://m.wolframalpha.com/input/?i=s...%29%29&x=0&y=0
·Ò§ÍÍ¡ÊØ´·éÒ 0.000824671
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#3
26 àÁÉÒ¹ 2012, 17:27
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ÍéÒ§ÍÔ§:
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"Végre nem butulok tovább" ("ã¹·ÕèÊØ´ ¢éÒ¾à¨éÒ¡çäÁèà¢ÅÒŧÍÕ¡µèÍä»")
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#4
26 àÁÉÒ¹ 2012, 17:31
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Íѹ¹Õé¡çäÁè·ÃÒº¤ÃѺ
áµè⨷Âì¶ÒÁẺ¹ÕéàÅÂËÃͤÃѺ(ãËéËÒ¤èҵçæ)
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#5
26 àÁÉÒ¹ 2012, 17:36
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¨Ò¡¡ÒäҴà´Ò¼Á¤Ô´ÇèÒÁѹ¤×ÍàÈÉÊèǹºÇ¡¡Ñ¹ä»àÃ×èÍÂæ
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"Végre nem butulok tovább" ("ã¹·ÕèÊØ´ ¢éÒ¾à¨éÒ¡çäÁèà¢ÅÒŧÍÕ¡µèÍä»")
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#6
26 àÁÉÒ¹ 2012, 18:41
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ÍéÒ§ÍÔ§:
ÃٻẺà»ç¹àÈÉÊèǹÊÁÁҵà B=$2\left(\frac{1}{(667-333) \times (667+333)}+\frac{1}{(667-332)\times (667+332)}+\frac{1}{(667-331)\times (667+331)}+...+\frac{1}{(667-1) \times (667+1)} \right) + \frac{1}{367\times 367} $ B=$2\left(\frac{1}{(667^2-333^2) }+\frac{1}{(667^2-332^2)}+\frac{1}{(667^2-331^2)}+...+\frac{1}{(667^2-1^2) } \right) + \frac{1}{367^2} $ ãËé $ \ a = 667$ B=$2\left(\frac{1}{(a^2-(a-334)^2) }+\frac{1}{(a^2-(a-335)^2)}+\frac{1}{(a^2-(a-336)^2)}+...+\frac{1}{(a^2-(a-666)^2) } \right) + \frac{1}{667^2} $ 仵èÍäÁè¶Ù¡
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ÁÒËÒ¤ÇÒÁÃÙéäÇéµÔÇËÅÒ¹ áµèËÅÒ¹äÁèàÍÒàÅ¢áÅéÇ à¢éÒÁÒ·ÓàÅ¢àÍÒÁѹÍÂèÒ§à´ÕÂÇ  ¤ÇÒÁÃÙéà»ç¹ÊÔè§à´ÕÂÇ·ÕèÂÔè§ãËé ÂÔè§ÁÕÁÒ¡ ÃÙéÍÐäÃäÁèÊÙé ÃÙé¨Ñ¡¾Í (¡àÇ鹤ÇÒÁÃÙé äÁèµéͧ¾Í¡çä´é ËÒäÇéÁÒ¡æáËÅдÕ) (áµè¡çÍÂèÒãËéÁÒ¡¨¹·èÇÁËÑÇ àÍÒµÑÇäÁèÃÍ´)
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#7
26 àÁÉÒ¹ 2012, 20:45
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B=$\frac{1}{334 \times 1000}+\frac{1}{335\times 999}+\frac{1}{336\times 998}+...+\frac{1}{367\times 367} ...+\frac{1}{336\times 998}+\frac{1}{335\times 999}+\frac{1}{1000\times 334}$
B=$2 [\frac{1}{334 \times 1000}+\frac{1}{335\times 999}+\frac{1}{336\times 998}+...+\frac{1}{667\times 667}] - \frac{1}{667\times 667}$ 1334 B= $2[\frac{1334}{334 \times 1000}+\frac{1334}{335\times 999}+\frac{1334}{336\times 998}+...+\frac{1334}{667\times 667}] - \frac{1334}{667\times 667}$ 1334 B=$2[\frac{1}{334}+\frac{1}{1000}+\frac{1}{335}+\frac{1}{999}+...+\frac{1}{667}+\frac{1}{667}] - [\frac{1}{667}+\frac{1}{667}]$ 1334 B=$2[\frac{1}{334}+\frac{1}{335}+\frac{1}{336}+...+\frac{1}{667}+...+\frac{1}{1000}]$ 667 B=$\frac{1}{334}+\frac{1}{335}+\frac{1}{336}+...+\frac{1}{667}+...+\frac{1}{1000}$ 27 àÁÉÒ¹ 2012 08:24 : ¢éͤÇÒÁ¹Õé¶Ù¡á¡éä¢áÅéÇ 2 ¤ÃÑé§, ¤ÃÑé§ÅèÒÊØ´â´Â¤Ø³ yellow
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#9
27 àÁÉÒ¹ 2012, 06:42
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¢Íº¤Ø³ÁÒ¡æ¤ÃѺ ¢é͹Õé⨷ÂìÁ.µé¹¤ÃѺ äÇéà´Ç¼Áâ¾Ê⨷ÂìÍÕ¡¢éÍ·Õè¤ÅéÒÂæà຺¹Õé
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"Végre nem butulok tovább" ("ã¹·ÕèÊØ´ ¢éÒ¾à¨éÒ¡çäÁèà¢ÅÒŧÍÕ¡µèÍä»")
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#10
27 àÁÉÒ¹ 2012, 07:56
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- - áÅéǺǡ¡Ñ¹Âѧä§ËÃͤÃѺ
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#11
28 àÁÉÒ¹ 2012, 14:59
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´ÙÇÔ¸Õ·ÓáÅéǧ§ÍèÐ 555+
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