OALib Journal期刊
ISSN: 2333-9721
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排列中相邻两项的最大公因子
, PP. 18-22
Keywords: 整数排列,最大公因子,下极限
Abstract:
1983年,erd?sp,freudr和hegyvárin证明了对所有正整数的任一排列a1,a2,a3,…,有liminfi(ai,ai+1)/i≤61/90.本文将结果改进为liminfi(ai,ai+1)/i≤13/20.
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[4] | ??polyakovab.onequilibriumdistributionsonthesetofpermutationsofintegers[j].russianmathsurveys,1999,54(2):450??452.
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[5] | ??erd??sp,freudr,hegyv??rin.arithmeticalpropertiesofpermutationsofintegers[j].actamathhungar,1983,41(1/2):169??176.
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[6] | ??saiase.applicationsdesentiers??diviseursdenses[j].actaarith,1998,83(3):225??240.
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