鯤ο
ܤľˤ2x1ĹˤʤäƤޤ
(2,1)ɽޤϽĤ˳ĥʤ顢ޤ̤ޤ

ˤϡ
(a,b)(a,b+a)
ޤϡ
(a,b)(a+b,b)
ԤФ褤

(2,1)(2,3)(2,5)(2,7)
(7,5)
(5,3)(5,8)
(8,3)
(3,1)(3,4)(3,7)
(7,4)
(4,1)(4,5)
(5,1)

ơ3ΡĹ/ûդ׻ȡ

3.51.41.662.662.331.751.255
ȤʤΤǡܤ˾1.75ˤʤޤ
525ڡ 0:42:12 46368
٥륯åĥ
ä줿
꤬7/4ˤʤäƤ褦ǤĹĹξǤ͡
ۤ1/52/73/83/73/7ʤΤǤϡ
525ڡ 0:44:21 46369
鯤ο
#46368

1.66=>1.6
525ڡ 0:58:18 46370
kasama
#46369
äޤΤ¤٤ȡ
1/5,2/7,3/8,3/7,4/7,5/8,5/7,4/5,5/4,7/5,8/5,7/4,7/3,8/3,7/2,5
ʤΤǡ3/7򤫤ȡ
²λ 525ڡ 1:14:32 46371
baLLjugglermoka
ߤޤ󡣲ĹǤ顢7/4ǤʸˤϲĹȤϸ¤ʤȽ񤤤ƤΤǡ3/7ޤ
525ڡ 1:22:33 46372
Ȥ
?=aȤ
1:1<aΤȤ(a-1,1)(1)
1:1>aΤȤ(1-a,a)(2)
(1)2:1<a-1 2<aΤȤ (a-2,1)(3)
(1)2:1>a-1 2>aΤȤ (2-a,a-1)(4)
(2)2:1-a<a 1/2<aΤȤ(2*a-1,1-a)(5)
(2)2:1-a>a 1/2>aΤȤ(1-2*a,a)(6)
(3)3:1<a-2 3<aΤȤ(a-3,1)(7)
(3)3:1>a-2 3>aΤȤ(3-a,a-2)(8)
(4)3:a-1<2-a a<3/2ΤȤ(3-2*a,a-1)(9)
(4)3:a-1>2-a a>3/2ΤȤ(2*a-3,2-a)(10)
(5)3:1-a<2*a-1 2/3<aΤȤ(3*a-2,1-a)(11)
(5)3:1-a>2*a-1 2/3>aΤȤ(2-3*a,2*a-1)(12)
(6)3:a<1-2*a a<1/3ΤȤ(1-3*a,a)(13)
(6)3:a>1-2*a a>1/3ΤȤ(3*a-1,1-2*a)(14)
(7)4:1<a-3 4<aΤȤ(a-4,1) a=5
(7)4:1>a-3 4>aΤȤ(4-a,a-3) a=7/2
(8)4:a-2<3-a a<5/2ΤȤ(5-2*a,a-2) a=7/3
(8)4:a-2>3-a a>5/2ΤȤ(2*a-5,3-a) a=8/3
(9)4:a-1<3-2*a a<4/3ΤȤ(4-3*a,a-1) a=5/4
(9)4:a-1>3-2*a a>4/3ΤȤ(3*a-4,3-2*a) a=7/5
(10)4:2-a<2*a-3 a<5/3ΤȤ(3*a-5,2-a) a=7/4
(10)4:2-a>2*a-3 a>5/3ΤȤ(5-3*a,2*a-3) a=8/5
(11)4:1-a<3*a-2 3/4<aΤȤ(4*a-3,1-a) a=4/5
(11)4:1-a>3*a-2 3/4>aΤȤ(3-4*a,3*a-2) a=5/7
(12)4:2*a-1<2-3*a a<3/5ΤȤ(3-5*a,2*a-1) a=4/7
(12)4:2*a-1>2-3*a a>3/5ΤȤ(5*a-3,2-3*a) a=5/8
(13)4:a<1-3*a a<1/4ΤȤ(1-4*a,a) a=1/5
(13)4:a>1-3*a a>1/4ΤȤ(4*a-1,1-3*a) a=2/7
(14)4:1-2*a<3*a-1 2/5<aΤȤ(5*a-2,1-2*a) a=3/7
(14)4:1-2*a>3*a-1 2/5>aΤȤ(2-5*a,3*a-1) a=3/8
ǡXMaxima 4ܤΤΤФ
fourth(sort([5,7/2,7/3,8/3,5/4,7/5,7/4,8/5,4/5,5/7,4/7,5/8,1/5,2/7,3/7,3/8]));3/7()
˭ԡ 525ڡ 3:10:24 46373
ޥ
ߤޤ󡢤äơ𤷤ޤ...

ޤߥꡢߤޤ󡣲ĹΤߤˤ뤫ξǧ뤫¤äƷꤷΤǤ㤦ۤˤʤäƤޤäƤޤ...ߤޤ󡣤Ǥ򤪤ޤǤm(_ _)m
iMac 525ڡ 3:03:09 HomePage:46374
٥륯åĥ
ޥ뤵ͤǤ
ˡǤ11դ¾դ˲ûȤ4󷫤֤8̤νIJФۤ4ܤޤ
525ڡ 3:38:57 46375
ˤ
xȤơ̤x<1Ϥƣܤ˾Τޤ
Ķļˡ 525ڡ 4:25:20 46376
ֿء׾ι
a/(a+b)ޤb/(a+b)ǡǽa=bʤΤǡ2^(4-1)=8̤ꡣ
񤭽Фơͤ4ܤޤ
525ڡ 6:00:32 46377
ǯ
3/7ᡪ¾ǤϤʤϤäƤʤΤȺ
Ǹˡ3󤯤äĤƵ᤿ʲûĹʤΤǡǸϽˤäĤˡ
2^38̤ǧǸΰդܿǡġ顢1/22/73/83/7
#46375ʤɳƱǤ
525ڡ 7:50:19 46378
Mr.ǥ
3/7 ˴ְ㤤ʤȻפĤǧڤʤΤǡͤǤȡϾ˽ޤ
īˤʤä̾ܤäƤ¿
ּºݤˤϲĹǤȤϸ¤ޤפȤˤꡢĹͤޤǤ
525ڡ 8:46:17 46379
ccocogoo
դäƤΤ˵ŤΤ˻֤ޤ
525ڡ 11:04:50 46380
cocogoo
­Ǹ夬1:2ˤʤĹջȤ̣Ǥ
525ڡ 11:07:37 46381
uchinyan
Ϥˤϡơϡ
¤δطܤޤ 1 cm 5 cm˸ 15/7 cm ǤϤʤΤȼ򷹤Ƥޤ
1 cmʤС15/7 * 1/5 = 3/7 cmǤ͡
ˤ衤ޤꤦޤ򤱤ɤϻԺʴǡ

̵ȤȤϤʤΤǡAB ߤǤȤơ = A/BȤޤ
ޤΤΤΤǡA/B < 1Ȳꤷޤ
ȡ 1 cm A/B cmǤ餫ˡ B cm A cmξƱǤ
ϡǽΤõޤ
A = 1 ΤȤ
5 = 4 * 1 + 1ʤΤǡB = 5 = A/B = 1/5 cm
A = 2 ΤȤ
7 = 3 * 2 + 12 = 1 * 1 + 1ʤΤǡB = 7 = A/B = 2/7 cm
A = 3 ΤȤ
7 = 2 * 3 + 13 = 2 * 1 + 1B = 7 = A/B = 3/7 cm

8 = 2 * 3 + 23 = 1 * 2 + 12 = 1 * 1 + 1B = 8 = A/B = 3/8 cm
Τ줫
A = 4 ΤȤ
5 = 1 * 4 + 14 = 3 * 1 + 1B = 5 = A/B = 4/5 cm

7 = 1 * 4 + 34 = 1 * 3 + 13 = 2 * 1 + 1B = 7 = A/B = 4/7 cm
ǡ9 ʾΡB = 4q + rq >= 2r = 1 3Ϥޤ
A = 5 ΤȤ
7 = 1 * 5 + 25 = 2 * 2 + 12 = 1 * 1 + 1B = 7 = A/B = 5/7 cm

8 = 1 * 5 + 35 = 1 * 3 + 23 = 1 * 2 + 12 = 1 * 1 + 1B = 8 = A/B = 5/8 cm
ǡ9 ʾΡB = 5q + rq >= 1r = 1, 2, 3, 4Ϥޤ
A >= 6 ΤȤ⡤Ʊͤˤơ꾮ʤΤϤޤ
ʾꡤϾˡ1/52/73/83/7...Ȥʤꡤ
飴ܤϡ3/7ˤʤޤ
525ڡ 21:24:02 46382
uchinyan
ߣ ߣ դˤɤФ褫äΤ
Ϥޤäʡɤ⤵ʤ
525ڡ 14:36:16 46383
ߤ
ʤ٤Ĺûʤ褦ˤˤϡǽǤˤФ褤
ȤϻĤꣳġʤˡʤˤ줾ξΣ̤ͤ롣

Ĺɽ
褿袪ʣ
褿ʣ餤
褿ʣ餤
袪ʣ
褿褿ʣ
褿袪ʣ餤
褿ʣ
褿袪ʣ餤

Ӥơû飴ܤϲĽĤνǤλ
525ڡ 19:50:01 46384
ˤ⡼
Фϡ񤤤ƤǼĤǤʤä
Ԥ̾ܤʤäǡ䡩ȻפäΤǤ
ԥꥹȤ˺ܤäơۥäȤޤ

ϡ˴˺ܤäƤȻפޤ
꤯ɤǶ̤Ǥ񤭤ޤ

˹ͤơڤäƤĹФ
ȤΤ֤狼䤹Ǥ礦

Ǹ˻Ĥä򭡤ȤơդĹ򣱤Ȥ롣
ڤ줿򭢡Ƥ
ĹϭȤ߹碌

Ϥޤäơֽġסֲפɤդͤ롣

ʣ˲ĹǾˤʤΤϡ٤ơֽġ
ĹνġᣵäơĹ1/50.2

ʣ˲ĹܤûΤ
ġġġξ硣
Ĺνġ᣷äơĹ2/70.285714ġˡ

ʣ˲ĹܤûΤ
ġġġξ硣
Ĺνġ᣸äơĹ3/80.375ˡ

ʣ˲ĹܤûΤ
ġġξ硣
Ĺνġ᣷äơĹ2/70.4285714ġ

ʾ

奪եߡ12ͭ٤줽ʤΤǡ
̱¤黲ä褦ʤȹͤƤޤιԤͤơ
Ϣˤʤޤ
ڽǤΤޤ¡ 525ڡ 21:53:41 46385