ãããAB ãçŽåŸãšããæ¡ä»¶ãå¿
èŠãªãã
ã»åã«å
æ¥ããå
è§åœ¢ã®å
è§ã 1 ã€ããã«è¶³ããš 360°
ã»åã«å
æ¥ããå
è§åœ¢ã®å€è§ã 1 ã€ããã«è¶³ããš 180°
ãæãç«ã€ã®ã§ã¯ãªãããšæããŸãã
æåãªåè§åœ¢ããŒãžã§ã³ãšããããŠèãããš
ã»åã«å
æ¥ãã 2n è§åœ¢ã®å
è§ã 1 ã€ããã«è¶³ããš (n-1)*180°
ã»åã«å
æ¥ãã 2n è§åœ¢ã®å€è§ã 1 ã€ããã«è¶³ããš 180°
ãšãªãããã§ããâŠâŠç°¡æãªèšŒæã¯ããã§ããããïŒ
No.1945DD++2024幎6æ7æ¥ 23:16
çŽæ¥é¢ä¿ã¯ç¡ããããããŸããã以åããæ°ã«ãªã£ãŠããããšããã
æ²çãã©ããæ£ã§ããéããæ²ç·Cäžã§(æ²çã®å€ã¯äžå®ã§ãªããŠãæ§ããªãã)
ä»»æã®5ç¹ããšã
ããç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšãäžã«ãããã®æç¶ã®å³åœ¢ãæ§æãããã
ãã®æåœ¢ã®å
éšãå¡ã朰ããšã5åã®é ç¹ãæã€å³åœ¢ãã§ããã
ãã®æ5ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš180°ãšãªãã
åãã
Cäžã«ä»»æã®6ç¹ããšã
ããç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšãéãã3è§åœ¢ãã§ããã
ç¶ããŠé£ã®ç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšãéãã3è§åœ¢ãåã³ã§ããã
ããã§äžã®æ§ã«äžãå¡ã朰ãã°ä»åºŠã¯6ã€ã®è§ããã€æç¶ã®å³åœ¢ãã§ããã
ãã®æ6ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš360°ãšãªãã
以äžåæ§ã«
Cäžã«
ä»»æã®7ç¹ããšã
ããç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšã7åã®é ç¹ãæã€æåå³åœ¢ãã§ããã
ãã®æ7ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš540°ãšãªãã
ãªãã2ã€é£ã°ãã§çµãã§ãããšããã®æåœ¢å³åœ¢ã§ã¯7ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš180°ãšãªãã
Cäžã«
ä»»æã®8ç¹ããšã
ããç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšã2床繰ãè¿ããšã8åã®é ç¹ãæã€æåå³åœ¢ãã§ããã
ãã®æ8ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš720°ãšãªãã
ãã®æ§ã«äžè¬ã«1ã€é£ã°ãã«çµãã§ããnè§ãæã€æç¶å³åœ¢ã§ããã®ãã¹ãŠã®å
è§ã®åããšãã°
180*(n-4)°ãšãªãã(n>=5)
ã¯æç«ãããšæããããã§ããã©ãã§ããããïŒ
No.1946GAI2024幎6æ8æ¥ 08:10
ãããæ¬åœã§ããïŒ
å
è§åœ¢ã®å
è§ãAããFãšããŠ
A = 0.5 * (arc BF)
E = 0.5 * (arc FD)
C = 0.5 * (arc DB)
A + C + E = 0.5*(720°)
A+ C + E = 360°
No.1947Dengan kesaktian Indukmu2024幎6æ8æ¥ 08:51
> å
è§åœ¢ã®å
è§ãAããFãšããŠ
> A = 0.5 * (arc BF)
> E = 0.5 * (arc FD)
> C = 0.5 * (arc DB)
> A + C + E = 0.5*(720°)
> A+ C + E = 360°
B,D,Fãçµãã§ãã ããã
Aã®å
è§ã¯â CAEã®éšåãšãªããŸãã
äžè§åœ¢ACEããA+C+E=180°
åãã
äžè§åœ¢BDFããB+D+F=180°
ãã£ãŠ
A+B+C+D+E+F=360°
ã®æå³ãšãªããŸãã
No.1948GAI2024幎6æ8æ¥ 09:15
ãŸããã«æžããŠã¿ãŸãã
ããã匧ã«å¯Ÿããäžå¿è§ã¯ãåäžã®åŒ§ã®ååšè§ã®2åã§ããã
ãšããå®çã«ãããŠãäžå¿è§ã180°ãè¶
ããŠããŠãæãç«ã€ããšããŸããïŒããæ¬åœã§ããïŒïŒ
ãŸãå
è§åœ¢ ABCDEF ã«ã€ããŠãããåã«å
æ¥ããããšãèŠè«ããŠãããŸãããã®åã®äžå¿ãOãšããŸãã
â FAB ãã匧BFã®ååšè§ãšã¿ãªããŸãããã®ãšã匧ã¯é·ãæ¹ãããªãã¡ãC,D,E,ãééããã»ãã®åŒ§ãšããŸãã
â FOB ãã匧BFã®äžå¿è§ãšããŸãã匧ã®å®çŸ©ã¯å
çšãšåãã§ããäžå¿è§ã¯ 180 °ãè¶
ããããšããããŸãã
åæ§ã«ã㊠â BCD, â DEF ãååšè§ãšã¿ãªããŸãããŸããâ BOD, â DOF ãäžå¿è§ãšã¿ãªããŸãã
ïŒã€ã®äžå¿è§ã®ç·åãâ FOB+â BOD+â DOF ã¯ãïŒåãïŒåšããŠããã®ã§ïŒ720° ãšãªããŸããããã匧ã«å¯Ÿããäžå¿è§ã¯ãåäžã®åŒ§ã®ååšè§ã®2åã§ãããã®ã§å¯Ÿå¿ããååšè§ã®ç·åã§ããâ FAB+â BCD+â DEFã¯ã720°ã®ååãããªãã¡360°ãšãªããŸãã
ãåã«å
æ¥ããå
è§åœ¢ã®å
è§ã 1 ã€ããã«è¶³ããš 360°ããšèšããããšã«ãªãã®ã§ã¯ãšã
2nè§åœ¢ã«ã€ããŠãåæ§ã§ã¯ãªãããšïŒ
No.1949Dengan kesaktian Indukmu2024幎6æ8æ¥ 10:23
äžå¿è§ã䜿ãã°ãããªãã§ããã©ãã10 è§åœ¢ã®ãšãã«ã¯ 4 åšããŸãããããšããããŠããäžç¬ãããŒãã©ããªãã§ããããã£ãŠãªããŸããïŒ
ãã£ãšçŽæçã«ãããããã ãã£ãŠãªã蚌æããªããã®ããªãããšã
No.1950DD++2024幎6æ8æ¥ 12:13
ãã£ã¡ã®ã»ããçŽæ¥çã§ãããã
2nè§åœ¢ããåã«å
æ¥ããŠããã®ã§ãåé ç¹ãšåã®äžå¿ãšã®éã«ç·åãè£å©ç·ãšããŠåŒããŠããããš2nåã®äºç蟺äžè§åœ¢ãããããšã«ãªããŸããäºç蟺äžè§åœ¢ã§ã¯ãµãã€ã®åºè§ãçããããšã«æ³šæãã2nåããé è§ã®è§åºŠã®åã¯360°ã§ããããšã«ãçæããŸãããã¡ããåäºç蟺äžè§åœ¢ã®å
è§ã®åã¯180°ã§ãã
äžãããã€ã¬ã¯ãã«æ±ããå
¬åŒãåŸããããšæããŸãã
No.1951Dengan kesaktian Indukmu2024幎6æ8æ¥ 13:43
ã€ã¡ãŒãžãã€ãããããšæãã®ã§å
è§åœ¢ã®ã±ãŒã¹ãã
å
ã®æçš¿ã«åŸã6ã€ã®äºç蟺äžè§åœ¢ãäœå³ããŸããããªãã¡ã
é è§ãA,åºè§ãaã®äºç蟺äžè§åœ¢ã
é è§ãB,åºè§ãbã®äºç蟺äžè§åœ¢ã
é è§ãC,åºè§ãcã®äºç蟺äžè§åœ¢ã
é è§ãE,åºè§ãdã®äºç蟺äžè§åœ¢ã
é è§ãE,åºè§ãeã®äºç蟺äžè§åœ¢ã
é è§ãF,åºè§ãfã®äºç蟺äžè§åœ¢ã
æ±ããããã²ãšã€ããã®å
è§ã®åãã¯
ïŒf+aïŒ+ïŒb+cïŒ+ïŒd+eïŒ
ã§ãã
ããã«ãããããšã䞊ã¹ããš
A+a+a=180°
B+b+b=180°
C+c+c=180°
D+d+d=180°
E+e+e=180°
F+f+f=180°
A+B+C+âŠâŠ+F=360°
äžãæŽçããã°
ïŒf+aïŒ+ïŒb+cïŒ+ïŒd+eïŒ=360°
ãåŸãããŸãã
No.1952Dengan kesaktian Indukmu2024幎6æ8æ¥ 13:55
ããããªãã»ã©ãäºç蟺äžè§åœ¢ãäœãæ¹æ³ããããŸãããã
ããã¯ç¢ºãã«ç°¡æã
No.1953DD++2024幎6æ8æ¥ 15:00
äºç蟺äžè§åœ¢ãäœã£ãåŸããã ããå
šå
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No.1954DD++2024幎6æ8æ¥ 15:03
1946ã«ãŠã
> "GAI"ãããæžãããŸãã:
> çŽæ¥é¢ä¿ã¯ç¡ããããããŸããã以åããæ°ã«ãªã£ãŠããããšããã
> æ²çãã©ããæ£ã§ããéããæ²ç·Cäžã§(æ²çã®å€ã¯äžå®ã§ãªããŠãæ§ããªãã)
> ä»»æã®5ç¹ããšã
> ããç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšãäžã«ãããã®æç¶ã®å³åœ¢ãæ§æãããã
> ãã®æåœ¢ã®å
éšãå¡ã朰ããšã5åã®é ç¹ãæã€å³åœ¢ãã§ããã
> ãã®æ5ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš180°ãšãªãã
> åãã
> Cäžã«ä»»æã®6ç¹ããšã
> ããç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšãéãã3è§åœ¢ãã§ããã
> ç¶ããŠé£ã®ç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšãéãã3è§åœ¢ãåã³ã§ããã
> ããã§äžã®æ§ã«äžãå¡ã朰ãã°ä»åºŠã¯6ã€ã®è§ããã€æç¶ã®å³åœ¢ãã§ããã
> ãã®æ6ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš360°ãšãªãã
> 以äžåæ§ã«
> Cäžã«
> ä»»æã®7ç¹ããšã
> ããç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšã7åã®é ç¹ãæã€æåå³åœ¢ãã§ããã
> ãã®æ7ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš540°ãšãªãã
> ãªãã2ã€é£ã°ãã§çµãã§ãããšããã®æåœ¢å³åœ¢ã§ã¯7ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš180°ãšãªãã
> Cäžã«
> ä»»æã®8ç¹ããšã
> ããç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšã2床繰ãè¿ããšã8åã®é ç¹ãæã€æåå³åœ¢ãã§ããã
> ãã®æ8ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš720°ãšãªãã
> ãã®æ§ã«äžè¬ã«1ã€é£ã°ãã«çµãã§ããnè§ãæã€æç¶å³åœ¢ã§ããã®ãã¹ãŠã®å
è§ã®åããšãã°
> 180*(n-4)°ãšãªãã(n>=5)
> ã¯æç«ãããšæããããã§ããã©ãã§ããããïŒ
ââââ
以äžã§ã¯ n ã奿°ã®ãšãã®ã¿ãèããŸãã(n>=5)
äžã€ããã«ç¹ãçµã¶äœå³ã«ããæå n è§åœ¢ãçãŸãããã®ãšããŸããããªãã¡ããã®æå n è§åœ¢ã®å
éšã«åž n è§åœ¢ãäœå³ããããã®ãšããŸãã(å¿
ãåžã«ãªããã©ããâŠãããã«ã¯ããããŸããã§ãããå€å倧äžå€«ïŒ)
ãã®ãšãã®ã¿ã«ã€ããŠä»¥äžã®ããã«èããŸãã
ã»äžã«ããåž n è§åœ¢ã®å€è§ã®å㯠n ã«ããã 360° ã§ãã
ã»åž n è§åœ¢ã®å蟺ã«äžè§åœ¢ã n åã¶ãäœå³ãããŠããŸãããããã®äžè§åœ¢ã®å
è§ã®ç·å㯠n*180° ã§ãã
ã»æ±ãããè§ã®ç·åã¯åŸè
ããåè
ã®ïŒåãåŒãããã®ã§ãã
ããªãã¡ã n*180 -720
ãã£ãŠ GAI ããã«ããäºæ³
180*(n-4)° (n>=5)
ã¯äžèšã®ããã«ç§ãèšå®ããåŒ·ãæ¡ä»¶ã®ããšã§ã¯æ£ãããã§ãã
å
éšã«åž n è§åœ¢ãã§ããªãå Žåã¯ç§ã«ã¯ãšãŠããšãŠãæãã€ããããŸããã§ããã
No.1958Dengan kesaktian Indukmu2024幎6æ12æ¥ 14:35
n ãå¶æ°ã§ãåãçå±ã§ããã£ããšç¥äººã«å³åº§ã«èšãããŠæç¶ãšããŸããã
No.1959Dengan kesaktian Indukmu2024幎6æ12æ¥ 23:27
å€è§ã䜿ããªãå¥è§£ãæããŠããããŸããã
nè§åœ¢ã®å
è§ã®åãS(n) ãšããŸãã
S(n) = 180°*(n-2)
(n>=5) ã®ãšãã«æ±ããæåã®é è§ã®è§åºŠã®å T(n) ã¯
T(n) = 2*S(n) -n*S(3) = 180°*(2*n -4) -n*180° = 180°*(n -4)
ãªãã»ã©âŠâŠ
No.1964Dengan kesaktian Indukmu2024幎6æ15æ¥ 15:23
GAI ããããã£ãããã«ã
> Cäžã« ä»»æã®7ç¹ããšãããç¹ãã1ã€é£ã°ãã«çŽç·ãåŒããŠãããšã7åã®é ç¹ãæã€æåå³åœ¢ãã§ããã
> ãã®æåœ¢å³åœ¢ã§ã¯7ã€ã®é ç¹ã®å
è§ããã¹ãŠè¶³ããš180°ãšãªãã
äžè¬çã«èšŒæããã«ã¯ã©ããããããã®ãæ€èšãã€ããŸãããå
éšã«7è§åœ¢ãã§ããŠããã°ã©ãããŒãªã®ã§ãããã©ããããšãéããŸããã
ãªããæ·»ä»ããåèå³ã¯ããå æžãªã®ã§âŠâŠãäºæ¿ãã ãããäžç¹ã§3çŽç·ã亀ãããšå«ã ãªããšããæå³ã§ãããããŸããã
No.1966Dengan kesaktian Indukmu2024幎6æ24æ¥ 10:26
蚌æããããã®ãææ¥ä»ã§ã¢ããäºå®ã§ãã
No.1967管çè
2024幎6æ24æ¥ 12:43 2nCnãš2nCn/4^nã®ååéšåããšãŠãé¢çœãé¢ä¿æ§ãæç«ããŠããããšãããããŸããã
ããã
2nCnã®æŽæ°ãçŽ å æ°åè§£ã§2^r0*p1^r1*p2^r2*p3^r3(p1,p2,p3,ã¯2以å€ã®å¥çŽ æ°)
ãšãªã£ãŠãããšã
2nCn/4^nã®ååéšåã¯p1^r1*p2^r2*p3^r3ãšãã£ããäžã®çŽ å æ°2^r0ã®éšåãæãèœã¡ã
ãã®ãçŸããããšã«ãªãã
ããã2ã§ã®ææ°r0ã¯ïœã2鲿³ã§è¡šããæã®1ã®äœ¿çšåæ°(=hammingweight(n))ã察å¿ããŠããã
(確èª)
{2nCn/4^n}ã®æ°åã®æ§å
gp > for(n=1,20,print1(binomial(2*n,n)/4^n","))
1/2,3/8,5/16,35/128,63/256,231/1024,429/2048,6435/32768,12155/65536,46189/262144,
88179/524288,676039/4194304,1300075/8388608,5014575/33554432,9694845/67108864,
300540195/2147483648,583401555/4294967296,2268783825/17179869184,
4418157975/34359738368,34461632205/274877906944,
ãããã£ãŠãã®ååéšåã¯
1,3,5,35,63,231,429,6435,12155,46189,
88179,676039,1300075,5014575,9694845,
300540195,583401555,2268783825,
4418157975,34461632205,
ããã§2nCnã®å€ãã2^r0=2^hammingweight(n)ãåãé€ãæäœã§
2nCnã®å€(ãã€ããªãŒè¡šç€ºãå³ã«hammingweight(n)ã ãã·ããããã)
gp > for(n=1,20,print1(binomial(2*n,n)>>hammingweight(n)","))
1,3,5,35,63,231,429,6435,12155,46189,
88179,676039,1300075,5014575,9694845,
300540195,583401555,2268783825,
4418157975,34461632205,
ããšã§äžèŽãããããããšã«ãªãã
æŽã«é©ããããšã¯ããã®æ°åã1/â(1-x)ã§ã®ãã€ã©ãŒå±éåŒ
gp > taylor(1/sqrt(1-x),x)
%84 = 1 + 1/2*x + 3/8*x^2 + 5/16*x^3 + 35/128*x^4 + 63/256*x^5
+ 231/1024*x^6 + 429/2048*x^7 + 6435/32768*x^8 + 12155/65536*x^9 + 46189/262144*x^10 + 88179/524288*x^11 + 676039/4194304*x^12 + 1300075/8388608*x^13 + 5014575/33554432*x^14 + 9694845/67108864*x^15 + 300540195/2147483648*x^16 + 583401555/4294967296*x^17 + 2268783825/17179869184*x^18 + 4418157975/34359738368*x^19 + 34461632205/274877906944*x^20 +
O(x^21)
ã§ã®åä¿æ°ã®ååã«åºçŸããŠããŸããšããæã£ãŠãããªãç¹ãããæã€ããšã§ããã
No.1961GAI2024幎6æ14æ¥ 08:10
èªæã§ãªããäºçµã®æ°ã«ã€ããŠã
äŸãïŒïŒïŒïŒïŒïŒïŒãšïŒïŒïŒïŒïŒïŒïŒ
ïŒïŒïŒïŒïŒïŒïŒïŒïŒïŒïŒã2ÃïŒÃïŒïŒïŒÃïŒÃïŒ
ãæãç«ã€ã
ä»ã«åãšç©ãæãç«ã€çµãäºæ¡ãäžæ¡ããããŸããïŒ
No.1923ks2024幎6æ1æ¥ 09:50
ãããã§ããããããªæãã§ãããå®éæ¢çŽ¢ãããšãããã§ããããŸãã
äŸãã°
10+16+39=12+13+40=65
10*16*39=12*13*40=6240
100+108+119=102+105+120=327
100*108*119=102*105*120=1285200
No.1924ãããã2024幎6æ1æ¥ 13:02
ããããããããã€ãããããšãããããŸãã
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No.1936ks2024幎6æ3æ¥ 12:33
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No.1937ks2024幎6æ5æ¥ 10:11
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ïŒïŒïŒïŒå¹Žã§ãé·ã26ãæé·
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å
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No.1938ks2024幎6æ6æ¥ 10:04
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No.1939ãããã2024幎6æ6æ¥ 12:33
> "ks"ãããæžãããŸãã:
> çŽ æ°ã®åã§ãçå·®ã«ãªã£ãŠãããã®
> é·ãïŒã®ãã®ã7ïŒ37ïŒ67ïŒ97ïŒ127ïŒ157ãçå·®ã30
ãé¢çœãã£ãã®ã§ããã®å
ãæ¢ããŠã¿ãã
7åé£ç¶
[7, 157, 307, 457, 607, 757, 907]
[47, 257, 467, 677, 887, 1097, 1307]
[53, 1103, 2153, 3203, 4253, 5303, 6353]
8åé£ç¶
[61, 9931, 19801, 29671, 39541, 49411, 59281, 69151]
[73, 5953, 11833, 17713, 23593, 29473, 35353, 41233]
[103, 4723, 9343, 13963, 18583, 23203, 27823, 32443]
[199, 9439, 18679, 27919, 37159, 46399, 55639, 64879]
9åé£ç¶
[17, 6947, 13877, 20807, 27737, 34667, 41597, 48527, 55457]
[137, 8117, 16097, 24077, 32057, 40037, 48017, 55997, 63977]
10åé£ç¶
[199, 409, 619, 829, 1039, 1249, 1459, 1669, 1879, 2089]
[443, 32783, 65123, 97463, 129803, 162143, 194483, 226823, 259163, 291503]
11åé£ç¶
[1619, 3413489, 6825359, 10237229, 13649099, 17060969, 20472839, 23884709, 27296579, 30708449, 34120319]
[3617, 213827, 424037, 634247, 844457, 1054667, 1264877, 1475087, 1685297, 1895507, 2105717]
12åé£ç¶
[18439, 33291679, 66564919, 99838159, 133111399, 166384639, 199657879, 232931119, 266204359, 299477599, 332750839, 366024079]
13åé£ç¶
[4943, 65003, 125063, 185123, 245183, 305243, 365303, 425363, 485423, 545483, 605543, 665603, 725663]
æ¢ãç¯å²ãäºæ³ãã€ããªãã®ã§ãé©åœãªç¯å²ã§ãã£ãŠããŸãã®ã§ãèŠèœãšããŠãããã®ããããšã¯æãããŸãã
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No.1940GAI2024幎6æ6æ¥ 19:58
æ€çŽ¢ããŠããã
146141+54444390*k
äœãã0â€kâ€13
ãäŸç€ºãããŠããŸããã
No.1941Dengan kesaktian Indukmu2024幎6æ6æ¥ 22:58
OEISã«ããã°
ä»ã¿ã€ãã£ãŠããæãé·ãæ°åã¯æ¬¡ã®ãã®ã§ãã
A261152 - OEIS
https://oeis.org/A261152
No.1942Dengan kesaktian Indukmu2024幎6æ6æ¥ 23:18
> "Dengan kesaktian Indukmu"ãããæžãããŸãã:
> æ€çŽ¢ããŠããã
> 146141+54444390*k
> äœãã0â€kâ€13
> ãäŸç€ºãããŠããŸããã
ããããšãããããŸãã
次ãèŠã€ãããªãã¯ãã ããããªã«ãåé
ãé ãé¢ããŠãããšã¯ïŒ
ãªãåé
ã®æ°ã¯å¶æ°çªç®ã®çŽ æ°ã155åå ããå€ãšãªãããšã¯å¶ç¶ãªã®ã§ãããïŒ
gp > vector(155,i,prime(2*i))
%226 =
[3, 7, 13, 19, 29, 37, 43, 53, 61, 71, 79, 89, 101, 107, 113, 131, 139,
151, 163, 173, 181, 193, 199, 223, 229, 239, 251, 263, 271, 281, 293, 311,
317, 337, 349, 359, 373, 383, 397, 409, 421, 433, 443, 457, 463, 479, 491,
503, 521, 541, 557, 569, 577, 593, 601, 613, 619, 641, 647, 659, 673, 683,
701, 719, 733, 743, 757, 769, 787, 809, 821, 827, 839, 857, 863, 881, 887,
911, 929, 941, 953, 971, 983, 997, 1013, 1021, 1033, 1049, 1061, 1069, 1091,
1097, 1109, 1123, 1151, 1163, 1181, 1193, 1213, 1223, 1231, 1249, 1277, 1283,
1291, 1301, 1307, 1321, 1361, 1373, 1399, 1423, 1429, 1439, 1451, 1459, 1481,
1487, 1493, 1511, 1531, 1549, 1559, 1571, 1583, 1601, 1609, 1619, 1627, 1657,
1667, 1693, 1699, 1721, 1733, 1747, 1759, 1783, 1789, 1811, 1831, 1861, 1871,
1877, 1889, 1907, 1931, 1949, 1973, 1987, 1997, 2003, 2017, 2029, 2053]
gp > vecsum(%)
%227 = 146141
ç§ãåŸã§èª¿ã¹ãŠã¿ãã26åé£ç¶ã¯A204189,A261140,A317163,A317164,A317255,A317259,A317914ãèŠã€ãã£ãŠããããã§ããã
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ããã£ãŠå¶ç¶ç¯å²ãããã°æ°ããé·ãã®çå·®æ°åçŽ æ°ãçºèŠã§ããããç¥ããŸãããã
No.1943GAI2024幎6æ7æ¥ 06:18
ãé°æ§ã§ãäºåã®çµããèŠã€ãããŸããã
1ïŒ4ïŒ8ïŒ9ïŒ10ïŒ2ïŒ3ïŒ5ïŒïŒïŒ16
1ã»4ã»8ã»9ã»10ïŒ2ã»3ã»5ã»6ã»16
ä»ã«ãããããšã¯æããŸããã
No.1956ks2024幎6æ10æ¥ 12:12
2,3,5,7,11,13,17ã®7åã®çŽ æ°ãèŸæžåŒã«äžŠã¹çŽããš
11,13,17,2,3,5,7
ãšãªãã®ã§ãããæ¹ããŠ
p1=11,p2=13,p3=17,p4=2,p5=3,p6=5,p7=7
ãšçªå·ãæ¯ãä»ãããš
å
šéšã§7åã®çŽ æ°ã§ã¯p7=7
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ãããèŸæžåŒé åºã«ããŠçªå·ãæ¯ãä»ã
p1,p2,,pk
ãšããæ
pk=kãªãããšãèµ·ããïœãããšïŒã€ã»ã©çºèŠããŠã»ããã
No.1922GAI2024幎6æ1æ¥ 07:09
ãããšïŒã€ãã97ãš997ã§æ£ãããã°ããã®æ¬¡ã¯999âŠ(9ã139å)âŠ9997ã€ãŸã10^140-3ããªïŒ
ïŒããããããããããå°ãããã®ãããããïŒ
No.1925ãããã2024幎6æ1æ¥ 14:31
ãã®3ã€ãæ¢ããåŸã¯ãã諊ããŠããŸããã
ã©ãããŠç¬¬4ã®ãšãã§ããªããã®ãèŠã€ããããã®ãïŒïŒïŒ
No.1926GAI2024幎6æ1æ¥ 17:21
ãããããŠ
99999999999999997(=10^17-3)ãããã®ã§ããããïŒ
9999997(=10^990-3)ãããã§ããïŒ
https://stdkmd.net/nrr/9/99997.htm#primeãåèã«ãªããŸããã
No.1927GAI2024幎6æ2æ¥ 05:44
> "ãããã"ãããæžãããŸãã:
> ãããšïŒã€ãã97ãš997ã§æ£ãããã°ããã®æ¬¡ã¯999âŠ(9ã138å)âŠ9997ã€ãŸã10^140-3ããªïŒ
> ïŒããããããããããå°ãããã®ãããããïŒ
ããã¯
999âŠ(9ã139å)âŠ9997ã§ããã§ãããïŒ
ãã¿ãŸãã现ããããšã§
No.1928GAI2024幎6æ2æ¥ 06:57
> 999âŠ(9ã139å)âŠ9997ã§ããã§ãããïŒ
ãã£ãããéãã§ããåçŽã«ééããŸããã
ããã¯å
èšäºãä¿®æ£ããŸããã
> 99999999999999997(=10^17-3)ãããã®ã§ããããïŒ
ããã¯NGã§ãã
99999999999999997 çªç®ã®çŽ æ°ã¯
4185296581467695521 ã§ããã
ãã以äžã®çŽ æ°ã§
999999999999999989
ããããŸãã®ã§
99999999999999997ã¯æåŸã«ãªããŸããã
999âŠ(9ã139å)âŠ9997 (140æ¡) ã®å Žåã¯ã
999âŠ(9ã139å)âŠ9997 çªç®ã®çŽ æ°ã¯
32*********************** (143æ¡) ãšããæ°ã§ããã
999âŠ(9ã139å)âŠ999 7x (141æ¡)
999âŠ(9ã139å)âŠ999 8x (141æ¡)
999âŠ(9ã139å)âŠ999 9x (141æ¡)
999âŠ(9ã139å)âŠ999 7xx (142æ¡)
999âŠ(9ã139å)âŠ999 8xx (142æ¡)
999âŠ(9ã139å)âŠ999 9xx (142æ¡)
ããã¹ãŠåææ°ã§ããããšã確èªã§ããããã
999âŠ(9ã139å)âŠ9997 ã¯æåŸã«ãªããæ¡ä»¶ãæºãããŠããŸãã
9999997(=10^990-3)ã®å Žåã¯ã
9999997çªç®ã®çŽ æ°ã
çŽ2.29Ã10^993ã§ããããã
9999997x
9999998x
9999999x
9999997xx
9999998xx
9999999xx
9999997xxx
9999998xxx
9999999xxx
ããã¹ãŠåææ°ã§ããããšã確èªã§ããã°OKã«ãªããŸããã
察象ãçµæ§å€ãã®ã§çŽ æ°ãå«ãŸããŠããã®ã§ã¯ãªãããšããæ°ãããŸãã
ãããããããããå°ããã®ãããããããšããã®ã¯ã
999991
ãªã©ã§æ¡ä»¶ãæºãããã®ãããããã°ããšããæå³ã§ããã
æ«å°Ÿã1ã§ãããã確ççã«äœããšæããæªèª¿æ»ã§ãã
ããã ããªã調æ»ããããšã¯ã§ããŸããã
næ¡ã®æåŸã
999989 ãšã
999983 ãšã
999979
ã®ãããªå Žåãªã©èãããšå€§å€ãããªã®ã§èª¿æ»ã¯ãããŸããã
No.1929ãããã2024幎6æ2æ¥ 11:10
gp > for(i=70,99,if(isprime(10^2*(10^989-1)+i)==1,print1(10^2*(10^989-1)+i",")))
gp > for(i=700,999,if(isprime(10^3*(10^989-1)+i)==1,print1(10^3*(10^989-1)+i",")))
gp > for(i=7000,9999,if(isprime(10^4*(10^989-1)+i)==1,print1(10^4*(10^989-1)+i",")))
ã«å¯Ÿãäœã®åå¿ãèµ·ããªãã£ãã
äžå¿äžã®989æ¡ã®ãã®ã§ãã¡ãããšçŽ æ°ãšå€å®ããŠãããã
gp > isprime(10^990-3)
%53 = 1
å³ã¡
10^990-3çªç®ã«åºçŸããçŽ æ°(994æ¡ã®2ãé ã«ããçŽ æ°)
ããåã«ããçŽ æ°ã§10^990-3ãã倧ããªçŽ æ°ã¯äžåãååšããªããšå€å®ãããçµå±èŸæžåŒé åºã®æåŸã«äžŠã¶ã
ãã£ãŠæ±ããkã®å€ãšããŠ
10^140-3ã®æ¬¡ã«10^990-3ãèªããããã
ãã®å€å®ã§ããã®ã§ããããïŒ
ãªãå±ãªã次ã®çŽ æ°ãåºçŸãããã10^990-3ããåã«èŸæžåŒé åºã§ã¯äœçœ®ããŠãããããã§ãã
999(9ã989å)999199
999(9ã989å)999329
999(9ã989å)9993893
No.1933GAI2024幎6æ3æ¥ 06:59
ããã§ããã10^17-3ã§è©Šããšã¡ãããšçŽ æ°ã衚瀺ãããŸãã®ã§ãåé¡ãªããšæããŸãã
No.1935ãããã2024幎6æ3æ¥ 08:16
ïŒïŒïŒæŽæ°ããçŽ æŽãªé·ãã®èšç®ïŒã
ïŒïŒãšæ±ºãŸã£ããšããã§ã
ãã®åã®ååŸãæ±ããããšã¯å¯èœã§ããããã
No.1930ã«ã«ãã¹2024幎6æ2æ¥ 12:12
AB=AC=4ãâ ABCâŠ30°ã§ããäºç蟺äžè§åœ¢ABCãé©åœã«æãã
â ABCâŠ30°ãªã®ã§BCäžã«AE=2ãâ AEBâ§90°ã§ããç¹Eããšãããšãã§ããã
ãã®ãšãâ³ABCã®å€æ¥åãæããŠãã®åãšçŽç·AEãšã®äº€ç¹ã®ãã¡
Aã§ãªãæ¹ãDãšãããšãDE=6ãšãªãã
ãšããããšãšåãã§ããããåã®ååŸã¯ã4以äžããšããæ±ºãŸãããæ±ããããšã¯ã§ããŸããã
No.1931ãããã2024幎6æ2æ¥ 13:29
ãããããã
æé£ãããããŸãã
äžã€ã ãæ±ããæ¹æ³ããããŸãã
ããã¯ããã®å³ãæ£ç¢ºã«æžããŠãå®èŠã§æž¬ãã
æ£ç¢ºã«æžããŠããèªèº«ã¯ãããŸããã
çŽïŒã§ããã
ãããªæ¹æ³ããæããããªïŒ
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No.1932ã«ã«ãã¹2024幎6æ2æ¥ 14:35
ãããããã
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åéãã»è¶
æ¥ããããããšãæžããŠããŸããŸããã
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No.1934ã«ã«ãã¹2024幎6æ3æ¥ 07:28