(ࡱlll)
򤭽Ƥ
613ڡ 0:16:09 16261
ޥ
ȡǤֵٷƸ˲򤯤٤꤬ĤäƤʤȤϤʤΤȤޤפϡƣʬ夯餤դäƤޤ
櫓ǡΡפϣǤʤȻפ...ˤ壱ʬϤᥤˤĤƤϡǤ򰷤ȤƤޤ
櫓ǡˤ 0:30ޤǤϣǤˤƤޤ

ȥ֥뤬³ޤƿޤ....m(__)m
Mercury 613ڡ 0:17:50 MAIL:masaru-y@sansu.org HomePage:16262
Non
֤줿줷Ǥ
쥹ߥǣ󤯤餤ޤ(^^;
ٷƻˣ֤򤹤Ǥ˲򤭽ƤȤ2^5-1=31̤ꡣ
֤򤭽äƤʤޤϤޤƤʤ
5C5*6+5C4*5+5C3*4+5C2*3+5C1*2+5C0*1=112̤ꡣ
143̤Ǥ͡
613ڡ 0:19:32 MAIL:shigeru.fukuda@nifty.com 16263

ΤĤƤΤξ硢νǡɤ뤫ʤޤ˹ͤȣߣ᣷̤ꡣ
ƱͤˡΤȤãߣᣳ̤
ΤȤãߣᣵ̤
ΤȤãߣᣴ̤
ΤȤãߣᣱ̤
ĤƤʤȤ򤯤ʤΤǣ̤ꡣ
ף̤
ԡ 613ڡ 0:20:11 HomePage:Ȣ16264
ɣ
̡֣פ˵Ť˺ǽ֣פꡢ
ֻĤäƤʤȤϤꤨʤפǡ֣פꡢ
׻ʤơ֣פꡢ
˺ƤֻĤäƤʤפơ֣פä
ʤ󤫤ꤷƤޤä褦ʡ
Ų 613ڡ 0:21:11 16265
ޥ
ȡ֣פǤˤˤʤä#16262 Τ褦ʻǤΤǡդm(__)m
Mercury 613ڡ 0:22:35 MAIL:masaru-y@sansu.org HomePage:16266
Non
#16264
>ʤޤ
ʤۤɡͤȾʬޤ͡
613ڡ 0:25:12 16267
ߤ
7ĤäƤѥ1127ĤäƤʤѥ31143ΤϤְ㤨ƤƤФ餯ŤޤǤ
613ڡ 0:30:26 MAIL:anmitsu@cds.ne.jp HomePage:̣16268
ϣ
դΥޥ᤬ϤΤȡĥ襷򤭤ϤΤƱȡפȡʤĤޤĥ襷ϤǤˣ֤򤭽ƤΤȡɤߴְ㤨ƤƤޤʥۡ
ϾƱǤ
Ųδۡ 613ڡ 0:43:34 HomePage:AROT.NET16269
maruhagedon
äƤϤʤäΤˡ
ޤ䡢ۤ˽ϪƤޤޤ𤱤ʤ𤱤ʤ
ϤᣲʤơޤƤޤ
ĥ襷ֲ򤤤Ƥ֤ˣ줿ΤʤȤ
Ĥޤǣʬ󡢤ޤ˥Х
˵ĤƤϡβƱǤ
ŷ񤬤ʤϹꡡ 613ڡ 0:49:13 MAIL:hopes@mba.sphere.ne.jp HomePage:HOPES16270
Taro
ΰ̣㤨Τ˵Ťޤǣʬۤɤޤ(^^;
ɻĤˤꤺ֤ʬޤ
7ʳβ򤯽֤Ϲ߽ǤʤȤʤǤ^^;

ȣĤλ
151䡦5̤ꡡ71䡦1̤
ȣĤλ
152䡦5C210̤ꡡ15171䡦5C1210̤
ȣĤλ
153䡦5C310̤ꡡ15271䡦5C2330̤
ȣĤλ
154䡦5C45̤ꡡ15371䡦5C3440̤
ȣĤλ
155䡦5C51̤ꡡ15471䡦5C4525̤
ȣĤλ
156䡦0̤ꡡ15576䡦5C566̤

PC(˿΢ڡ˥å) 613ڡ 0:55:44 MAIL:tarox@nifty.com HomePage:⤦ҤȤĤʥ죲16271
Non
äơٷƤξϤȡ䤹٤Ƥβ򤭽429̤ǹäƤޤ
613ڡ 1:00:28 16272
ȥȥ
112ȻפäǧڤƤޤ
Ƕṹ˺뤳Ȥ¿ΤϽ뤵ΤǤ礦
Ǥ⡢ϵפ֤ˣʬΣι˽вäƤ褫ä
ʼ˸лԡ 613ڡ 1:16:04 MAIL:h-sakai@zb3.so-net.ne.jp 16273
դĤ
äȤǤޤϾƱǤäȤޤˡϤǤ礦
̳ƻ 613ڡ 6:11:31 MAIL:fujisaki@octv.ne.jp 16274
CRYING DOLPHIN
ʸ򤹤Τˤ֤ޤˤ빽ʻ֤פƤޤޤ
ǽϥեܥʥåߤˡΥޤʤ礫ͤΤǤͽ
ϥ졣
ɡĤǾ櫓Ƥߤޤ

ձԥ奦ȡ 613ڡ 8:02:05 MAIL:okabayashi@ma3.seikyou.ne.jp HomePage:̴()̵ᴶ(ƻ)16275
¼
#16272 Non

ϤٷƤξϤȣ̤Ǥ
Muroran 613ڡ 12:30:21 MAIL:naka@sansu.org HomePage:naka's Home Page16276

ʸϤǤ蘆봶ǡ㤤ޤޤ
äѤꡢĤξʬǷ׻ޤ
613ڡ 13:26:13 MAIL:nikotan@fat.coara.or.jp 16277
M.Hossie
Фˤ㡣
ޤʸդΤİΤˤä餤֤ݤޤ餯ˤäΣ⤽äΤǤϤʤǤ礦
礦ʤΤǡĤȡ줾ˤĤơ֣ܡפäʤäˤĤƤɤʬǤ

褤߱Ǥ͡뤤Ǥĥޤ礦
613ڡ 13:39:11 16278
ⶶƻ
ȤΤˡǸ夬(n-1)ܤǤʤ(n-1)β
(n+2)ߣ(n-3)ݣȤʤޤ򤦤ޤǤ
ñˡФǤ
äȤ⤳μְäƤȺޤ
ɤʤڤƤߤƤ
613ڡ 15:25:10 MAIL:hogehoge@f6.dion.ne.jp 16279
ⶶƻ
ȤΤˡǸ夬(n-1)ܤǤʤ(n-1)β
(n+2)ߣ(n-3)ݣȤʤޤ򤦤ޤǤ
ñˡФǤ
äȤ⤳μְäƤȺޤ
ɤʤڤƤߤƤ
613ڡ 15:36:29 MAIL:hogehoge@f6.dion.ne.jp 16280
ⶶƻ
Ǥ褦Ǥ򤯤ȤͤޤڤƤޤ󤫡
ۤɽ񤤤̲ΩĤȻפޤ

6ܰʹߤ7ܤ򤫤ʤȤ
5ޤǤˡߤĤޤߡߡʤ顡521ν˲򤯤Ȥˤʤޤ
25=32̤ꡡ٤ơߤʤ6ܤΤȲ򤯤Τ̵Τ31̤
6ܰʹߤ7ܤ򤯤Ȥ
6θˤ7򤯤Ȥ
5ޤǤˡߤĤޤߡߡʤ顡ΤȤ521ν˲򤯤Ȥˤʤޤ
25=32̤
6θˤ7򤫤ʤȤ
5ޤǤΤɤ줫οɽӤޤȤ337Τ˲Ǥ
˻ĤꣴĤοˡߤĤޤߡʤ6θ˲1,2,3,5ȤȤǤ
Ǥ6,5,3,7,2,1ν˲򤯤Ȥˤʤޤ
ϡޤ7˲־礬̤ǡθ˲꤬Τϲ򤯤ȹͤƤΤǡ
Τ4νʣȤ߹碌524=80̤

ʾ夫31+32+80=143̤ˤʤޤ
̤ˤ2^(n-2)-1+2^(n-2)+(n-2)2^(n-3)=(n+2)2^(n-3)ݣȤʤޤ

613ڡ 17:05:54 MAIL:hogehoge@f6.dion.ne.jp 16281
ͤ
ȤޤǤƿƤꥢ뻲äϤǤʤƻǰǤ
ȤƤϡޤ򣶤˲򤤤򤫤ʤäǾʬޤ
򤤤ϡޤǤΣΤ򤤤Ȥ߹碌ʤޤ
ˤȤʤ̤ΤΤʤȤʤ
ã+ã+ã+ã+ã+ã-
ꣲ-ᣳ
Dz򤤤ϾΥѥˡ򶴤߹ޤʤФʤޤ
ä
ãߣ+ãߣ+ãߣ+ãߣ+ãߣ+ãߣᣱ
äƣ+ᣱȤäȤǤ
ʸ򤹤Τ˷빽ּޤ֤ιϤ̵ФǤʡ_
613ڡ 17:45:51 16282
¹
å
ͤΤä˺λ򤤤ŷƮФƤ⤤äƸ줿饪򤤤Ƥߤ

ǽäȹͤ26̤äФơʤ夤ʤƻפäƤ顢äƤӤäꤷ
6¾򤤤Ƥǽ⤢ʡǡٷ˲򤤤꤬1λ2λ3ΡäƤ٤ƾ櫓ƤʤȤˤ򤱤143̤ꡣ궯äͤäξ׷顣
֥ޤ⤳7ʬDz򤯿ͤʤƻͤäƤۤƤʡȰŷƮФƤߤͤäȥ

㤢ޤ轵иƤʡ
613ڡ 18:03:09 16284
̵ͭ
ʤȤǤޤ
ٷ˲򤯤Ǿ櫓ޤ
1)1ΤȤ6䤷ޤ
ٷƸ塢7򤯥ߥ󥰤ϡΡΤ줫ˣ顢6̤ꡣ
2)2ΤȤ: 76ξϡ1̤ꡣ6ʣΤ줫ΤȤϡC(5,1)*5=25̤ꡣ
33ΤȤϡ7뤫ʤǾ櫓
7줿ȤϡΤΤξФ1̤ǡC(5,1)*1=5̤ꡣ
7ʤȤC(5,2)*4=40̤ꡣ
4)4ΤȤC(5,2)*1+C(5,3)*3=40̤ꡣ
5)5ΤȤC(5,3)*1+C(5,4)*2=20̤ꡣ
6)6ΤȤC(5,4)*1+1=6̤ꡣ
total=6+1+25+5+40+40+20+6=143
á¹Ʊ


where i am 613ڡ 22:52:59 MAIL:ancoromochi@ba.wakwak.com HomePage:̵ͭ16285
Ψޥ
ޥ뤵̵Ƥޤñ̤ĴǤߤǤϥͥåȥӥͥˤĤƴĥäٶƤޤʤʤǥХȤ¾γݤ礤˻ᤴƤޤޤΤ˻Ǥޤ衣Ǥϡ
613ڡ 19:24:13 16286
ߤ
ȤޤΤ˲򤱤ΤϡƤ⤷ޤ
ǶᡢˤʤäƤϤƤȤ¿äΤǡ
ˤУǡҶͷǤޤäƤޤ
ꥢ륿ǻä⤷ƤߤΤǤϡ򤯤ΤˤĤ֤ΤǡŰˤʤΤݤƤ󤫤Ǥޤ󡣤Ф餯ϡޤǤΥڡ³줿餤ʤȤĤƤޤꤤޤ
ϡƱǤϤᡢٷƤˣ֤򤤤Ƥѥ˵ŤǺǤޤ
613ڡ 22:15:26 16287
Non
#16276 ¼
ɤˡǹͤޤ
ǹͤΤǤľܵˡϤΤǤ礦
ʤߤˡιͤˡϡ
P(n)=P(n-1)+P(1)*P(n-2)+P(2)*P(n-3)+...+P(n-2)*P(1)+P(n-1)
ȤǤ
613ڡ 23:44:47 16288
ѥ
ʲͤˤƥɥʬ򤷤Ʋ򤭤ޤɤʤ쥬Ȥʲˡ򶵤Ƥ

7򤤤Ƥޤä硡2^5-1 ̤
դΥޥ뤵7˶ŤäƤޤǸ7򤤤硡2^5 ̤
75䤫1ľ˲򤤤硡2^4*5 ̤
Τ٤Ƥäơ143̤
614ʶ 1:21:36 MAIL:dr-yasu@nifty.com 16289
¼
#16288

ٷƻ֤ξ郎ʤȤϡ
1, 2, 5, 14, 42,1 32, 429, 1430, 4862, ȡ
ǤϡȤ긫ɽޤ

ʤߤˡᣱãࣸǤΰ̣ϡ
ԡ 614ʶ 7:32:45 MAIL:naka@sansu.org HomePage:naka's Home Page16290
Non
#16290
ؤȤΤǤΤޤǤ
顢äHitƤޤ
ˤɤطƤΤͤƤߤȻפޤ
꤬Ȥޤ
614ʶ 7:50:10 16291
ޤ륱
#16283
ʹƤҤ
614ʶ 18:05:31 MAIL:take4310@mobile.email.ne.jp HomePage:ޤ륱16292
N
äȲ򤱤ޤǶ˻ƬžƤޤ
614ʶ 23:28:03 16293
Banyanyan
ϺޤǶ彣ǤդǤΤǥꥢ륿໲äϤǤޤǤ
顼ƬäѤǤ
ȤǶ彣ǡˤ̤ȤĤ֤κ򲿤ȤΤ¸ΤΤ
ä㤤ޤǤ礦Ϥޤޤ
ܡ 615ڡ 0:39:08 MAIL:banyanyan@bj.wakwak.com 16294
ޥ
ȼǤ֤ˤäˤʤäΤǤ...

1-1/1!+1/2!-1/3!+1/4!(-1)^n/n!

ǡnΤȤ˥줬1/e˼«äƤָ̩ʡ׾򤷤Ǥ...ָ̩ʡפäƤΤ٥ǸʤäựǤǤ....

䤬٤äƤߤ顢

(1-1/n)^n=1-n1(1/n)+n2(1/n)^2-n3(1/n)^3+
=1-n/n+n(n-1)/(1ߣn^2)-n(n-1)(n-2)/(1ߣߣn^3)+ǡ
# nΤȤn(n-1)/n^2=1n(n-2)(n-3)/n^3=1,,n!/n^n=1Ǥ뤫顢
# =1-1/1!+1/2!-1/3!+

ǡ
(1-1/n)^n={(n-1)/n}^n
={n/(n-1)}^(-n)
=1/{1+1/(n-1)}^n
=1/[{1+1/(n-1)}^(n-1){1+1/(n-1)}]
=1/e

äƤʴˤʤäǤɡ饳ϡ# ιԤޥߤʤǤ͡ơ̯ƤϤޤǤ礦...ʤߤe^xΥޥŸäƤΤǤϥȤäݤΤǵѲʤǤ......(^^;
Mercury 615ڡ 1:22:07 MAIL:masaru-y@sansu.org HomePage:16295

ȿ§Ȥϻפɡe^x=1+x+x^2/2!+...x^n/n!+...ȤʬƤ
ΤѤʤ顢ʬƤѤʤؿȤȤǡe^xȤ
ؿʤȸä顢ܤޤ
餷ޤ
615ڡ 12:39:32 MAIL:nikotan@fat.coara.or.jp 16297
Non
̤̯ƤǤʤΤǤޥ뤵Τǡ
(1-1/n)^n
=1-n/n+n(n-1)/(2!n^2)-n(n-1)(n-2)/(3!n^3)+...+((-1)^n)n!/(n!n^n)
ξդ1-1/1!+1/2!-1/3!+...+(-1)^n/n!nȤȡ
(1-1/n)^n-(1-1/1!+1/2!-1/3!+...+(-1)^n/n!)0
(1-1/n)^n1/e顢1-1/1!+1/2!-1/3!+...+(-1)^n/n!1/e
ȤΤǤϥᡩ
615ڡ 14:56:39 16298
koko
ߤͤƱ褦̵ͭͤƱ褦˵ޤ
ƥȡʤؤȤʤꡢ櫓϶Ǥ
615ڡ 16:13:44 16299

(1+x/n)^n=(1+1/(n/x))^(n/x)x̵ΤȤe^x=(1+x/n)^nȽ񤤤
Ÿe^x=1+a1x+a2x^2+...+akx^k+...֤ơakΤ
kʬak*k!=1ak=1/k!ȵޤޤȸäƤϤޤ󤫡
616 15:12:55 16300
ޥ
#16298
ȡˡȡƱʢʥΤ̵¸­ȡȤϸʤˤˤ֤Ĥ뵤ΤǤ...­βǽǤ...

#16300
(1+x/n)^n=(1+1/(n/x))^(n/x)xʬɤǤʤΤǤ...ʤʷϵŪˤϥޥŸäݤޤ
Mercury 617ʷ 14:39:17 MAIL:masaru-y@sansu.org HomePage:16301


(1+x/n)^nn/x=k֤(1+x/n)^x=(1+1/k)^(k*x)={(1+1/k)^k}^x
n->k->{}椬eȤʤän->(1+x/n)^n=e^xȤޤ
ȤˤʬѤʤؿȤ󥻥ץȤDz̤ƤĤǤäѥᤫʡ
617ʷ 20:44:17 16302

ʤ
(1+x/n)^x=(1+1/k)^(k*x)ʤ
(1+x/n)^n=(1+1/k)^(k*x)Ǥ
񤭴ְ㤨ޤ
617ʷ 20:49:34 16303
M.Hossie
ޥ뤵
֤ꤤǤ󤹡ץ᡼ĺפޤơܤä٤ӥˤäͤƤߤޤ
Taylor expansion (Maclaurin expansion) ؤȤʤȡäǤ͡
ܤβǤ¤ϾƱͤǤޤơϤŸѤΤǤޤäġ⹻ؤϰϤǤȤʤȡe Ÿ˻ष¾ˡʤǤ礦ηäƤޤȽФ
e e^x lim (1 + x/n)^n (n --->̵) ɽŸη 1/n! ˤʤ뤳Ȥ n ʬ뤳ȤǼޤ (e^x C^n ȡפǤʬǽǻϢ³)
ǡ x -1 λ顢 e^-1 Ȥʤ롣

ˡȡޥ뤵󤬴Ƥ褦ʡơ顼ŸΡ֤ơפλФʤȻפΤǤɤǤ礦⹻ϰϤæƤʤȻפޤ衣⤽פޤ͡

ߤˡΤܤϤι⣲Ȥ򶵤ƤˤϡΥʡ Taylor Taylor Ÿäe^x sin, cos ˵󤲤ʤäƤޤ̩ʾϽʤǤɤ͡ߤοäζʽǤ϶ϣޤǤʤΤǡζäƳʤȤʤǤ͡Ƿ 1/2! Ȥʤ 1/3! ʤͤˤʤ뤫ʤä⻨̤ǤäƤޤ⤦μäϸԲΤҤޤˤϽʤǤ͡

Ƥǡ;ꤪΩƤʤƿͭޤ
617ʷ 21:13:12 16304

M.Hossieޡ
פǤޤ
ʤߤ˻Ÿϥ󤬹Ǥ1/n!Ǥ
617ʷ 21:59:56 16305
ޥ
#16302,#16304
侮󡡤ǸxȤƤޤǤޤʤۤɡ

M.Hossie
˻椢꤬ȤޤΤˡƥ顼ŸѡפƤϤʤǤ͡ǰƬˤ״Ϥޤ...Ƥ֤餫1/eˤʤͽۤƤ봶פʡ(^^; ޡ˸¤ξ˥Ϥ褯ޤ͡

ꡢָߤοäζʽǤ϶ϣޤǤʤפʬˤʤޤnʬפäƤĤäơʤǤΤޤǤǤ⡢ƳؿפȡѶפOKǤ͡ȡ¿ŲפǡnŲפĤʤ顢nʬƤ⥽ϲġߤʤΤϤɤʤǤ礦䡢ʸϤι⣲ȤˤǯΥ󥿡˽ФŲȤǡ֤ʬڤǤʡפȤդġ˶äƤǤ....

伫ȤʸϤʤǡʬϹ⹻ȤϽäƤʤǤ͡ǡԲΥꥭȤΰ㤤äƤ褯ʬʤäꤷޤޡۤäȤɳФƤʤ饫󥱡ʤǤɡξ硣(^^;
ˤȤäƤϡؤؤοءʸΤۤȻΤۤξפ˽񤤤Ƥ뤳ȤָԲפʤ.......(^^;

Mercury 619ʿ 12:06:17 MAIL:masaru-y@sansu.org HomePage:16306
ƥåסФƥå
ǽϣ̤ꡣ줸㤢ޤ̵äѤڥ⤦ٹͤľƤäȥԥݡƻ˿ޤԣ(#16271)ƱǤڤäΤǹƤޤꥮꤻաۤäȤƤޤ

619ʿ 12:11:58 16307

ޥ뤵
ʬȤʤøȥ졼ȾͤĤޤ
(1+x/n)^n=1+nC1(x/n)+...nCm(x/n)^m+...nCn(x/n)^n
mޤǤȡʹߤʬޤ
ơm̵nä礭ʹ⼡ˤ̵ˤäƤޤ
Ⱦϥޥ뤵Τ1+x+x^2/2!+...x^k/k!+...̵¤³Ǥ褤
Ⱦ˼«뤳Ȥޤ
|nCk(x/n)^k|<|x^k/k!|ʤΤ
|x^k/k!|¤˼«뤳Ȥޤ
˿ʤơ|x^k/k!|<|[{x/(k/2)}^(k/2)] * x^(k/2)|=|2x^2/k|^k/2
km+1nޤ­ޤޤޤʤơ礭
km+1nޤǤ{|2x^2/m|^1/2}^k׻뤳Ȥˤޤ
ñʤ¤ʤΤ
[{|2x^2/m|^1/2}^m+1]*[1-|2x^2/m|^(n-m)]
m->̵n->⼡̵Ȥȥ
äƸȾϥ˼«롣
ǤǤ礦
619ʿ 18:31:46 MAIL:nikotan@fat.coara.or.jp 16308

ޤ󡣺Ǹ¤
(1-|2x^2/m|)
dzäƲ̤ƱǤ
619ʿ 18:43:29 16309

ʤ¤ޤְ㤨ޤ
[{|2x^2/m|^1/2}^m+1]*[1-|2x^2/m|^(n-m)/2] /(1-|2x^2/m|^1/2)
Ǥ͡
ˤƤ⥼Ǥ
٤ߥϥʥǤ
619ʿ 18:49:07 16310
M.Hossie
#16306 (ޥ뤵)
ָߤοäζʽǤ϶ϣޤǤʤ
ηǤ֣ʬפ󳬤ƳȡסѶפϺǤζʽ˽ФƤޤΤǡʸʤϰϤʤΤǤ礦¿Ųפ⡢ֹ⼡ f(x) =0 k ź a ĤʤСf(a) = f'(a) = f"(a) = ..... =f^k(a) =0פäƤΤ⡢ΤäƤĶͭ̾ƥʤǤ礦͡

Ȥǡֶפ˴ؤƤʤǤΤܤ⣲Ѥ򶵤Ƥ˿ǤΡإꥸʥ˵ѡ٤餻ƤΤǤܤζΥʡǤ꤬ͭޤ

(1) x ۤܣ(1+x) Σζ衣
(2) (1)Ѥơ(1+) ζͤ׻衣

ԲǤϤǽäƤޤޤ y= (1+x) x=3 ζ˵ǥơ顼ŸơιޤǼФʤǤ ( (x+5)/4 Ǥ)ܤλ إꥸʥѶ˵ѡ٤ˤϡˡ

(3) (2) Ƿ׻ͤϾ̤ޤǿѤǤ뤫

Ȥ꤬ͭޤĤޤꡢιबˤʤȤμݤʤΤǤޤ줬ԤΥꥸʥǤϺƤޤơΥꥸʥäƤܤԻ׵Ĥ˻פäƸԿζʽ򳫤ȡΤ˶ϣޤǤǤޤܤλˤϣޤǤäͭޤΤ (ޤܤγعǤϡ⹻ǣʬäƤ褦ʺζʽƤǶ줿Τǡ⤷ζʽ񤫤ƤΤΤޤ)ԤǤϺƣޤǤʤʤäΤȻפäǤ
619ʿ 19:36:52 16311

ʤ¤ޤְ㤨ޤ
[{|2x^2/m|^1/2}^m+1]*[1-|2x^2/m|^(n-m)/2] /(1-|2x^2/m|^1/2)
Ǥ͡
ˤƤ⥼Ǥ
٤ߥϥʥǤ
619ʿ 19:36:59 16312
Ĺ
n2ΤȤ
n=(1+1/n)^n,n=(1+1/n)^(n+1),n=1+1/1!+1/2!++1/n!
Ȥ
nnn
ȤΤϤɤǤ礦ʾ櫓ǤϤޤ...ˡ
619ʿ 20:03:42 MAIL:takeda@sansu.org 16313