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28 个结果
  • 简介:<正>DuringthefourandhalfmonthsofmystayingattheAlbrightInstituteofArchaeologicalResearchinJerusalemandintheHebrewUniversity(01.12.2013–13.04.2014),Ihadthechancetoreadandstudysomeunpublishedcuneiformtablets.Here,IwouldliketomakeasmallcontributiontotheworkofpublishingthepreciousinformationhiddeninthecuneiformtabletsfromancientMesopotamia,andhopethatsomecolleaguescangivesomeimprovedreadingto

  • 标签: unpublished CHANCE PUBLISHING hidden precious tabl
  • 简介:LetP(z)beapolynomialofdegreenandforanycomplexnumberα,letDαP(z)=nP(z)+(α-z)P′(z)denotethepolarderivativeofP(z)withrespecttoα.Inthispaper,weobtaincertaininequalitiesforthepolarderivativeofapolynomialwithrestrictedzeros.Ourresultsgeneralizeandsharpensomewell-knownpolynomialinequalities.

  • 标签: 多项式 衍生物 极地 DELTA 极性 复数
  • 简介:Atotalof400surfacesoil(0–15cm)sampleswerecollectedfromcultivatedsoilsrepresentingfoursoilseries,namely,Hariharapur,Debatoli,RajporaandNeeleswaraminOrissa,Jharkhand,HimachalPradeshandKeralastatesofIndia,respectively,andwereanalyzedtomeasurethecontentsoftotalandextractableMnandFe,toestablishtherelationshipamongtotalandextractableMnandFeandsoilproperties,andtocharacterizethespatialdistributionpatternofMnandFeinsomecultivatedacidsoilsofIndia.ThecontentsoftotalaswellasextractableMnandFevariedwidelywithextractantsandsoilseries.However,theamountsofMnorFeextractedbydiethylenetriaminepenta-aceticacid(DTPA),Mehlich1,Mehlich3,0.1molL-1HClandammoniumbicarbonateDTPA(ABDTPA)weresignificantlycorrelatedwitheachother(P<0.01).BasedontheDTPA-extractablecontentsandthecriticallimits(2mgMnkg-1soiland4.5mgFekg-1soil)publishedintheliterature,MnandFedeficiencieswereobservedin7%–23%and1%–3%ofthesoilsamples,respectively.Thecontentofsoilorganiccarbon(SOC)hadgreaterinfluenceontotalandDTPA-extractableFethandidsoilpH.GeostatisticalanalysisrevealedthattotalandDTPA-extractableMnandFecontentsintheacidsoilswereinfluencedbysoilpH,SOCcontent,andexchangeablecationslikepotassium,calciumandmagnesium.SpatialdistributionmapsoftotalandDTPA-extractableMnandFeinsoilindicateddifferentdistributionpatterns.

  • 标签: 酸性土壤 耕地土壤 土壤性质 提取 印度 空间分布格局
  • 简介:别说我的英语水平差,这句绝对规范的Chinglish用来配合这个选题是再合适不过的了,这篇就是想“给你几个土豪看看”!

  • 标签: 苹果手机 智能手机 产品介绍 性能
  • 简介:Inroughsettheory,crispand/orfuzzybinaryrelationsplayanimportantroleinbothconstructiveandaxiomaticconsiderationsofvariousgeneralizedroughsets.Thispaperconsiderstheuniquenessproblemofthe(fuzzy)relationinsomegeneralizedroughsetmodel.Ourresultsshowthatbyusingtheaxiomaticapproach,the(fuzzy)relationdeterminedby(fuzzy)approximationoperatorsisuniqueinsome(fuzzy)double-universemodel.

  • 标签: 广义粗糙集 粗糙集模型 模糊 公理化方法 粗糙集理论 唯一性问题
  • 简介:Forapolynomialp(z)ofdegreenwhichhasnozerosin|z|<1,Dewanetal.,(K.K.DewanandSunilHans,Generalizationofcertainwellknownpolynomialinequalities,J.Math.Anal.Appl.,363(2010),38–41)establishedzp′(z)+nβ2p(z)≤n2{(β2+1+β2)max|z|=1|p(z)|-(1+β2-β2)min|z|=1|p(z)|},foranycomplexnumberβwith|β|≤1and|z|=1.InthispaperweconsidertheoperatorB,whichcarriesapolynomialp(z)intoB[p(z)]:=λ0p(z)+λ1(nz2)p′(z)1!+λ2(nz2)2p′′(z)2!,whereλ0,λ1,andλ2aresuchthatallthezerosofu(z)=λ0+c(n,1)λ1z+c(n,2)λ2z2lieinthehalfplane|z|≤|z-n/2|.ByusingtheoperatorB,wepresentageneralizationofresultofDewan.Ourresultgeneralizescertainwell-knownpolynomialinequalities.

  • 标签: 多项式 不等式 操作 运营商 零点 数学
  • 简介:ArthritisistheleadingcauseofdisabilityinolderadultsintheUnitedStates.1Osteoarthritis(OA)isthemostcommonformofarthritis,andkneeandhipthemostaffectedjoints.SomeofthecommonriskfactorsareassociatedwithkneeandhipOAincludingage,bodyweight,pastjointinjuries,andsportparticipation.Participationinstrenuoussportsincreasestherisksofinjuries.However,itisnotclearifparticipationindifferentsportspresentsdifferentrisksforOA.2Forexample,itiswellknownthatrunningincreasestheriskforkneeinjuries,butitremainsunknownifrunningisassociatedwithan

  • 标签: 骨关节炎 髋关节 风险 体育 运行 危险因素
  • 简介:Inthispaper,weintroducesomenewmetricsbetweenquantumstatesbasedonpartialfidelityandpartialsuper-fidelityanddiscusstheirproperties.Weshowthatthenewmetricsareusefulmeasuresinquantuminformationprocessing.

  • 标签: 量子信息处理 保真度 量子态
  • 简介:AnoptimalcontrolproblemforacontrolledbackwardstochasticpartialdifferentialequationintheabstractevolutionformwithaBolzatypeperformancefunctionalisconsidered.Thecontroldomainisnotassumedtobeconvex,andallcoefficientsofthesystemareallowedtoberandom.Avariationalformulaforthefunctionalinagivencontrolprocessdirectionisderived,bytheHamiltonianandassociatedadjointsystem.Asanapplication,aglobalstochasticmaximumprincipleofPontrayginstypefortheoptimalcontrolsisestablished.

  • 标签: 随机偏微分方程 最优控制问题 变分公式 应用 倒向 发展型方程
  • 简介:Inthispaper,weintroducetheclassofn-normedgeneralizeddifferencesequencesrelatedtolp-space.Somepropertiesofthissequencespacelikesolidness,symmetricity,convergence-freeetc.arestudied.Weobtainsomeinclusionrelationsinvolvingthissequencespace.

  • 标签: 差分序列 空间相关 广义 序列空间 包含关系 对称性