kasama
ǤʤȡǧOKˤʤʤߤǤ͡
²λ 623ڡ 0:36:33 51631
鯤ο
ɸ㤤ޤ

D(2,0,0)B(-1,3,0)C(-1,-3)Ȥ
A(0,0,22)E(0,0,-22)

BCE濴F(-2/3,0,-22/3)

BCEˡϡFD(8/3,0,22/3)//(22,0,1)ʿ

BCM(-1,0,0)
AP:PDt:1-tȤȡ
P(2t,0,22(1-t))
MP=(2t+1,0,22(1-t))
MP//FDꡢt=7/10

ABCP7/10ABCD7/20ABCDE

//
623ڡ 0:51:49 51632
CRYING DOLPHIN
ʬǤNGǾǤ줿

ǯ򤤤ƤʤäϥޥꤷƤ⤷ʤ
夲ƻ衡 623ڡ 0:54:07 MAIL:Ԥ HomePage:ԤԤ󤹤51633
٥륯åĥ
ˡɤƤפĤʤäΤǡȤꤢʿ7/20ȵޤη׻ФΤǿؤǤ͡
ˡϲƹͤޤ
623ڡ 1:48:59 51634
ǯ
AP:PDʬСAP/(2AD)
BCMȤ
AM=DM=3Ȥ롣
AEBCDθG
DGQ
PMAQθRȤ
DQ=QG=GM=1
QR=2/3AR=3-2/3=7/3
ͥ饦
DM/MQ*QR/RA*AP/PD
3/2*(2/3)/(7/3)*AP/PD=1
AP/PD=7/3
7/20
623ڡ 1:52:50 51635
٥륯åĥ
#51630
ʤۤɡեܥʥåˤʤǤ͡
Ĥξ
+ʣ-1˸
IJ+ʣ-2˸ġʺǸ夬
+ʣ-2˸ġʺǸ夬ġ
Ǥ礦
623ڡ 3:10:37 51636
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-2-2
ȡ4ʾ塢ɲäǡ
623ڡ 3:21:34 51637
ֿء׾ι
2ˡɽˡǤäƤߤޤ
p (2**7..2**8-1).count{|x|!((x>3*2**6&&x.odd?)||(x.to_s(2).slice(1,7).include? "11"))}
623ڡ 14:08:01 51638
ֿء׾ι
7/20Ǥʤơ⤷Ȼפäơ0.35ꡪ
ˡϻפĤʤơˡȤä㤤ޤ
ŻǤɤ͡(^^)/~
623ڡ 14:10:40 51639
ޥ
ߤޤۤɡ7/20ǼĤΥѥɤȤϿޤǤ򤪤ޤǤm(_ _)m
Macbook 623ڡ 15:49:09 HomePage:51640
Ȥ
ΩΤ2ʬD,A,E̤ʿ̤ڤ
ʿ̤ʬBCȤθF
F(0,0),D(sqrt(3)/2,0)
濴Ǥ줾Ⱦsqrt(3)/2,1Ȥθ
A(1/sqrt(3)/2,sqrt(2)/sqrt(3))
ľFE:y=-2*sqrt(2)*x
ľFEF̤ľľ:y=x/(2*sqrt(2))
ľAD:y=-sqrt(2)*(x-sqrt(3)/2)
θsqrt(3)/5/sqrt(2)
Ayɸdz
(sqrt(3)/5/sqrt(2))/(sqrt(2)/sqrt(3))=3/10
(1-3/10)/2=7/20()
˭ԡ 623ڡ 18:03:00 MAIL:fttnm528@ybb.ne.jp 51641
Ȥ(8)
ŪˡפĤʿȥ롼Ȥѡ
̸޻ԡ 623ڡ 21:28:57 51642
⡼ޥ
äȤǤ ^^;;...
αĺʿ̤˿ľϽſ̤äƤΤ...
鸫ޤʿơ׻
3-1*(2/3)=7/3
7/3:1=7:3
so...(7/10)/2=7/20
623ڡ 21:35:47 51643
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ޤʤɻˡǤ
BCMAEȻѷBCDθNȤޤ
оNѷBCDοǡ٥ڤMNND12
EMMN=31
Awo̤äMDʿԤơEMEDαĹȤθXYȤ롣
ѷMXYNMEʤΤMXXY13MD3ȤXA=2AY7
AYMD=APPD=73
ABCD̤PBCȤȹ⤵73ڤʬƤΤ73ä7/20ˤʤޤ
623ڡ 22:22:53 51644
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Awo̤äMDʿԤơEMEDαĹȤθXYȤ롣
A̤äMDʿԤơEMMPαĹȤθXYȤ롣
623ڡ 22:27:31 51645